-- extracted from draft-ietf-diffserv-mib-09.txt -- at Wed Mar 7 06:04:48 2001 DIFFSERV-MIB DEFINITIONS ::= BEGIN IMPORTS Unsigned32, Counter32, Counter64, MODULE-IDENTITY, OBJECT-TYPE, OBJECT-IDENTITY, zeroDotZero, mib-2 FROM SNMPv2-SMI TEXTUAL-CONVENTION, RowStatus, RowPointer, TimeStamp FROM SNMPv2-TC MODULE-COMPLIANCE, OBJECT-GROUP FROM SNMPv2-CONF ifIndex FROM IF-MIB InetAddressType, InetAddress, InetAddressPrefixLength, InetPortNumber FROM INET-ADDRESS-MIB BurstSize FROM INTEGRATED-SERVICES-MIB Dscp, DscpOrAny FROM DIFFSERV-DSCP-TC; diffServMib MODULE-IDENTITY LAST-UPDATED "200102210000Z" ORGANIZATION "IETF Diffserv WG" CONTACT-INFO " Fred Baker Cisco Systems 519 Lado Drive Santa Barbara, CA 93111, USA E-mail: fred@cisco.com Kwok Ho Chan Nortel Networks 600 Technology Park Drive Billerica, MA 01821, USA E-mail: khchan@nortelnetworks.com Andrew Smith Allegro Networks 6399 San Ignacio Ave San Jose, CA 95119, USA E-mail: andrew@allegronetworks.com" DESCRIPTION "This MIB defines the objects necessary to manage a device that uses the Differentiated Services Architecture described in RFC 2475 and the Informal Management Model for Diffserv Routers in draft-ietf-diffserv-model-06.txt." REVISION "200103020000Z" DESCRIPTION "Initial version, published as RFC xxxx." ::= { mib-2 12345 } -- anybody who uses this unassigned -- number deserves the wrath of IANA diffServMIBObjects OBJECT IDENTIFIER ::= { diffServMib 1 } diffServMIBConformance OBJECT IDENTIFIER ::= { diffServMib 2 } -- These textual conventions have no effect on either the syntax -- nor the semantics of any managed object. Objects defined -- using this convention are always encoded by means of the -- rules that define their primitive type. IfDirection ::= TEXTUAL-CONVENTION STATUS current DESCRIPTION "Specifies a direction of data travel on an interface. 'inbound' traffic is operated on during reception from the interface, while 'outbound' traffic is operated on prior to transmission on the interface." SYNTAX INTEGER { inbound(1), -- ingress interface outbound(2) -- egress interface } -- -- Data Path -- diffServDataPath OBJECT IDENTIFIER ::= { diffServMIBObjects 1 } -- -- Data Path Table -- -- The Data Path Table enumerates the Differentiated Services -- Data Paths within this device. Each entry in this table -- is indexed by ifIndex and ifDirection. Each entry provides -- the first diffserv functional data path element to process data -- flow for each specific data path. This table should have at most -- two entries for each DiffServ capable interface on this device; -- ingress and egress. -- -- Notice all diffserv functional data path elements linked together -- using their individual next pointers and anchored by an entry -- of the diffServDataPathTable must belong to the same data path. -- The use of next pointer to point to diffserv functional data path -- element of a different data path is not allowed. -- diffServDataPathTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServDataPathEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The data path table defines the data paths in this device. Each data path is defined by the interface and traffic direction. The first diffserv functional data path element to handle traffic for this data path is defined by a RowPointer, diffServDataPathStart, in the entries of this table." ::= { diffServDataPath 1 } diffServDataPathEntry OBJECT-TYPE SYNTAX DiffServDataPathEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the data path table describes a single diffserv data path in this device." INDEX { ifIndex, diffServDataPathIfDirection } ::= { diffServDataPathTable 1 } DiffServDataPathEntry ::= SEQUENCE { diffServDataPathIfDirection IfDirection, diffServDataPathStart RowPointer, diffServDataPathStatus RowStatus } diffServDataPathIfDirection OBJECT-TYPE SYNTAX IfDirection MAX-ACCESS not-accessible STATUS current DESCRIPTION "Specifies the direction for which this data path entry applies on this interface." ::= { diffServDataPathEntry 1 } diffServDataPathStart OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This selects the first diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServDataPathEntry 2 } diffServDataPathStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a row/entry. Any writable variable may be modified whether the row is active or notInService." ::= { diffServDataPathEntry 3 } -- -- Classifiers -- diffServClassifier OBJECT IDENTIFIER ::= { diffServMIBObjects 2 } -- -- Classifier Table -- -- Classifier allows multiple classifier elements, of same or different -- types, to be used together. -- A classifier must completely classify all packets presented to it, -- this means all traffic handled by a classifier must match -- at least one classifier element within the classifier, -- with the classifier element parameters specified by a filter. -- -- If there is ambiguity between classifier elements of different -- classifier, the precedence is indicated by the order the classifiers -- are linked, the first classifier in the link is applied to the -- traffic first. -- diffServClfrNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServClfrId instance. If a configuring system attempts to create a new row in the diffServClfrTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServClassifier 1 } diffServClfrTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServClfrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table enumerates all the diffserv classifier functional data path elements of this device. The actual classification definitions are defined in diffServClfrElementTable entries belonging to each classifier." REFERENCE "[MODEL] section 4.1" ::= { diffServClassifier 2 } diffServClfrEntry OBJECT-TYPE SYNTAX DiffServClfrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the classifier table describes a single classifier. All classifier elements belonging to the same classifier uses the classifier's diffServClfrId in their diffServClfrElementClfrId attribute." INDEX { diffServClfrId } ::= { diffServClfrTable 1 } DiffServClfrEntry ::= SEQUENCE { diffServClfrId Unsigned32, diffServClfrStatus RowStatus } diffServClfrId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the classifier entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServClfrNextFree." ::= { diffServClfrEntry 1 } diffServClfrStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a classifier. Any writable variable may be modified whether the row is active or notInService." ::= { diffServClfrEntry 2 } -- -- Classifier Element Table -- -- Entries in the classifier element table serves as -- the anchor for each classification pattern, defined -- in filter table entries. Each classifier element -- table entry also specifies the subsequent downstream -- diffserv functional data path element when the -- classification pattern is satisfied. -- Each entry in the classifier element table describes -- one branch of the fan-out characteristic of a classifier -- indicated in [MODEL] section 4.1. A classifier is made up -- of one or more classifier elements. -- diffServClfrElementNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServClfrElementId instance. If a configuring system attempts to create a new row in the diffServClfrElementTable using this value, that opera- tion will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServClassifier 3 } diffServClfrElementTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServClfrElementEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The classifier element table enumerates the relationship between classification patterns and subsequent downstream diffserv functional data path elements. Classification parameters are defined by entries of filter tables pointed to by diffServClfrElementSpecific. There can be filter tables of different types, and they can be inter-mixed and used within a classifier. An example of a filter table defined in this MIB is diffServSixTupleClfrTable, for IP Multi-Field Classifiers (MFCs). Filter tables for other filter types may be defined elsewhere." REFERENCE "[MODEL] section 4.1" ::= { diffServClassifier 4 } diffServClfrElementEntry OBJECT-TYPE SYNTAX DiffServClfrElementEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the classifier element table describes a single element of the classifier." INDEX { diffServClfrElementClfrId, diffServClfrElementId } ::= { diffServClfrElementTable 1 } DiffServClfrElementEntry ::= SEQUENCE { diffServClfrElementId Unsigned32, diffServClfrElementClfrId Unsigned32, diffServClfrElementPrecedence Unsigned32, diffServClfrElementNext RowPointer, diffServClfrElementSpecific RowPointer, diffServClfrElementStatus RowStatus } diffServClfrElementId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Classifier Element entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServClfrElementNextFree." ::= { diffServClfrElementEntry 1 } diffServClfrElementClfrId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "A classifier Id identifies which classifier this classifier element is a part of. This needs to be the value of diffServClfrId attribute for an existing row in diffServClfrTable." ::= { diffServClfrElementEntry 2 } diffServClfrElementPrecedence OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The relative order in which classifier elements are applied: higher numbers represent classifier element with higher precedence. Classifier elements with the same order must be unambiguous i.e. they must define non-overlapping patterns, and are considered to be applied simultaneously to the traffic stream. Clas- sifier elements with different order may overlap in their filters: the classifier element with the highest order that matches is taken. On a given interface, there must be a complete clas- sifier in place at all times in the ingress direction. This means that there will always be one or more filters that match every possible pat- tern that could be presented in an incoming packet. There is no such requirement in the egress direction." DEFVAL { 0 } ::= { diffServClfrElementEntry 3 } diffServClfrElementNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This attribute provides one branch of the fan-out functionality of a classifier described in [MODEL] section 4.1. This selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServClfrElementEntry 4 } diffServClfrElementSpecific OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "A pointer to a valid entry in another table, filter table, that describes the applicable classification parameters, e.g. an entry in diffServSixTupleClfrTable. If the row pointed to does not exist, the classifier element is ignored. The value zeroDotZero is interpreted to match anything not matched by another classifier element - only one such entry may exist for each classifier." DEFVAL { zeroDotZero } ::= { diffServClfrElementEntry 5 } diffServClfrElementStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a classifier element. Any writ- able variable may be modified whether the row is active or notInService." ::= { diffServClfrElementEntry 6 } -- -- IP Six-Tuple Classification Table -- -- Classification based on 6 different fields in the IP -- header. This is intended to be IP-version-independent. -- Filters, entries in this table, may be shared, pointed to, -- by multiple diffServClfrElementEntry, of same or different -- data paths in the same system. -- diffServSixTupleClfrNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServSixTupleClfrId instance. If a configuring system attempts to create a new row in the diffServSixTupleClfrTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServClassifier 5 } diffServSixTupleClfrTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServSixTupleClfrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "A table of IP Six-Tuple Classifier filter entries that a system may use to identify IP traffic." REFERENCE "[MODEL] section 4.2.2" ::= { diffServClassifier 6 } diffServSixTupleClfrEntry OBJECT-TYPE SYNTAX DiffServSixTupleClfrEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An IP Six-Tuple Classifier entry describes a single filter." INDEX { diffServSixTupleClfrId } ::= { diffServSixTupleClfrTable 1 } DiffServSixTupleClfrEntry ::= SEQUENCE { diffServSixTupleClfrId Unsigned32, diffServSixTupleClfrDstAddrType InetAddressType, diffServSixTupleClfrDstPrefixLength InetAddressPrefixLength, diffServSixTupleClfrDstAddr InetAddress, diffServSixTupleClfrSrcAddrType InetAddressType, diffServSixTupleClfrSrcPrefixLength InetAddressPrefixLength, diffServSixTupleClfrSrcAddr InetAddress, diffServSixTupleClfrDscp DscpOrAny, diffServSixTupleClfrProtocol Unsigned32, diffServSixTupleClfrDstL4PortMin InetPortNumber, diffServSixTupleClfrDstL4PortMax InetPortNumber, diffServSixTupleClfrSrcL4PortMin InetPortNumber, diffServSixTupleClfrSrcL4PortMax InetPortNumber, diffServSixTupleClfrStatus RowStatus } diffServSixTupleClfrId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Six Tuple Classifier filter entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServSixTupleClfrNextFree." ::= { diffServSixTupleClfrEntry 1 } diffServSixTupleClfrDstAddrType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS read-create STATUS current DESCRIPTION "The type of IP destination address used by this classifier entry." ::= { diffServSixTupleClfrEntry 2 } diffServSixTupleClfrDstPrefixLength OBJECT-TYPE SYNTAX InetAddressPrefixLength UNITS "bits" MAX-ACCESS read-create STATUS current DESCRIPTION "The length of the CIDR Prefix carried in diffServSixTupleClfrDstAddr. In IPv4 addresses, a length of 0 indicates a match of any address; a length of 32 indicates a match of a single host address, and a length between 0 and 32 indicates the use of a CIDR Prefix. IPv6 is similar, except that prefix lengths range from 0..128." DEFVAL { 0 } ::= { diffServSixTupleClfrEntry 3 } diffServSixTupleClfrSrcAddrType OBJECT-TYPE SYNTAX InetAddressType MAX-ACCESS read-create STATUS current DESCRIPTION "The type of IP source address used by this classifier entry." ::= { diffServSixTupleClfrEntry 4 } diffServSixTupleClfrDstAddr OBJECT-TYPE SYNTAX InetAddress MAX-ACCESS read-create STATUS current DESCRIPTION "The IP address to match against the packet's destination IP address. diffServSixTupleClfrDstPrefixLength indicates the number of bits that are relevant." ::= { diffServSixTupleClfrEntry 5 } diffServSixTupleClfrSrcPrefixLength OBJECT-TYPE SYNTAX InetAddressPrefixLength UNITS "bits" MAX-ACCESS read-create STATUS current DESCRIPTION "The length of the CIDR Prefix carried in diffServSixTupleClfrSrcAddr. In IPv4 addresses, a length of 0 indicates a match of any address; a length of 32 indicates a match of a single host address, and a length between 0 and 32 indicates the use of a CIDR Prefix. IPv6 is similar, except that prefix lengths range from 0..128." DEFVAL { 0 } ::= { diffServSixTupleClfrEntry 6 } diffServSixTupleClfrSrcAddr OBJECT-TYPE SYNTAX InetAddress MAX-ACCESS read-create STATUS current DESCRIPTION "The IP address to match against the packet's source IP address. diffServSixTupleClfrSrcPrefixLength indicates the number of bits that are relevant." ::= { diffServSixTupleClfrEntry 7 } diffServSixTupleClfrDscp OBJECT-TYPE SYNTAX DscpOrAny MAX-ACCESS read-create STATUS current DESCRIPTION "The value that the DSCP in the packet must have to match this entry. A value of -1 indicates that a specific DSCP value has not been defined and thus all DSCP values are considered a match." DEFVAL { -1 } ::= { diffServSixTupleClfrEntry 8 } diffServSixTupleClfrProtocol OBJECT-TYPE SYNTAX Unsigned32 (0..255) MAX-ACCESS read-create STATUS current DESCRIPTION "The IP protocol to match against the IPv4 protocol number or the IPv6 Next-Header number in the packet. A value of 255 means match all. Note the protocol number of 255 is reserved by IANA, and Next-Header number of 0 is used in IPv6." DEFVAL { 255 } ::= { diffServSixTupleClfrEntry 9 } diffServSixTupleClfrDstL4PortMin OBJECT-TYPE SYNTAX InetPortNumber MAX-ACCESS read-create STATUS current DESCRIPTION "The minimum value that the layer-4 destination port number in the packet must have in order to match this classifier entry." DEFVAL { 0 } ::= { diffServSixTupleClfrEntry 10 } diffServSixTupleClfrDstL4PortMax OBJECT-TYPE SYNTAX InetPortNumber MAX-ACCESS read-create STATUS current DESCRIPTION "The maximum value that the layer-4 destination port number in the packet must have in order to match this classifier entry. This value must be equal to or greater than the value specified for this entry in diffServSixTupleClfrDstL4PortMin." DEFVAL { 65535 } ::= { diffServSixTupleClfrEntry 11 } diffServSixTupleClfrSrcL4PortMin OBJECT-TYPE SYNTAX InetPortNumber MAX-ACCESS read-create STATUS current DESCRIPTION "The minimum value that the layer-4 source port number in the packet must have in order to match this classifier entry." DEFVAL { 0 } ::= { diffServSixTupleClfrEntry 12 } diffServSixTupleClfrSrcL4PortMax OBJECT-TYPE SYNTAX InetPortNumber MAX-ACCESS read-create STATUS current DESCRIPTION "The maximum value that the layer-4 source port number in the packet must have in oder to match this classifier entry. This value must be equal to or greater than the value specified for this entry in diffServSixTupleClfrSrcL4PortMin." DEFVAL { 65535 } ::= { diffServSixTupleClfrEntry 13 } diffServSixTupleClfrStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a classifier. Any writable variable may be modified whether the row is active or notInService." ::= { diffServSixTupleClfrEntry 14 } -- -- Meters -- diffServMeter OBJECT IDENTIFIER ::= { diffServMIBObjects 3 } -- -- This MIB supports a variety of Meters. It includes a -- specific definition for Meters whose parameter set can -- be modeled using Token Bucket parameters. -- Other metering parameter sets can be defined and used -- when necessary. -- -- Multiple meter elements may be logically cascaded using -- their diffServMeterSucceedNext and diffServMeterFailNext -- pointers if required. -- One example of this might be for an AF PHB implementation -- that uses multiple level conformance meters. -- -- Cascading of individual meter elements in the MIB is -- intended to be functionally equivalent to multiple level -- conformance determination of a packet. The sequential -- nature of the representation is merely a notational -- convenience for this MIB. -- -- For example: -- Conforming to RFC 2697, srTCM can be parameterized using -- two sets of diffServMeterEntry and diffServTBParamEntry. -- With the first set parameterizing the Committed Burst Size -- token-bucket, second set parameterizing the Excess Burst Size -- token-bucket. With both set's diffServTBParamRate parameters -- being used to reflect the Committed Information Rate value. -- -- Conforming to RFC 2698, trTCM can be parameterized using -- two sets of diffServMeterEntry and diffServTBParamEntry. -- With the first set parameterizing the Peak Information Rate -- and Peak Burst Size token-bucket, second set parameterizing -- the Committed Information Rate and Committed Burst Size -- token-bucket. -- -- Conforming to RFC 2859, tswTCM can be parameterized using -- two sets of diffServMeterEntry and diffServTBParamEntry. -- With the first set parameterizing the Committed Target Rate, -- second set parametering the Peak Target Rate. -- With both set's diffServTBParamInterval being used to -- reflect the Average Interval as specified by RFC 2859. -- diffServMeterNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServMeterId instance. If a configuring system attempts to create a new row in the diffServMeterTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServMeter 1 } diffServMeterTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServMeterEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table enumerates specific meters that a system may use to police, or shape, a stream of traffic. The traffic stream to be metered is determined by the diffserv functional data path element(s) upstream of the meter i.e. by the object(s) that point to each entry in this table. This may include all traffic on an interface. Specific meter details are to be found in table entry referenced by diffServMeterSpecific." REFERENCE "[MODEL] section 5.1" ::= { diffServMeter 2 } diffServMeterEntry OBJECT-TYPE SYNTAX DiffServMeterEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the meter table describes a single conformance level of a meter." INDEX { diffServMeterId } ::= { diffServMeterTable 1 } DiffServMeterEntry ::= SEQUENCE { diffServMeterId Unsigned32, diffServMeterSucceedNext RowPointer, diffServMeterFailNext RowPointer, diffServMeterSpecific RowPointer, diffServMeterStatus RowStatus } diffServMeterId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Meter entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServMeterNextFree." ::= { diffServMeterEntry 1 } diffServMeterSucceedNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "If the traffic does conform, this selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." DEFVAL { zeroDotZero } ::= { diffServMeterEntry 2 } diffServMeterFailNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "If the traffic does not conform, this selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." DEFVAL { zeroDotZero } ::= { diffServMeterEntry 3 } diffServMeterSpecific OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This indicates the behavior of the meter by pointing to an entry containing detailed parameters. Note that entries in that specific table must be managed explicitly. For example, diffServMeterSpecific may point to an entry in diffServTBParamTable, which contains an instance of a single set of Token Bucket parameters." ::= { diffServMeterEntry 4 } diffServMeterStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a meter. Any writable variable may be modified whether the row is active or notInService." ::= { diffServMeterEntry 5 } -- -- Token Bucket Parameter Table -- diffServTBParam OBJECT IDENTIFIER ::= { diffServMIBObjects 4 } -- Each entry in the Token Bucket Parameter Table parameterize -- a single token bucket. Multiple token buckets can be -- used together to parameterize multiple levels of -- conformance. -- -- Entries of this table are used for both policing, as token -- bucket parameters, and shaping, as leaky bucket parameters. -- -- Note that an entry in the Token Bucket Parameter Table can -- be shared, pointed to, by multiple diffServMeterTable -- and diffServSchedulerTable entries. -- diffServTBParamNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServTBParamId instance. If a configuring system attempts to create a new row in the diffServTBParamTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServTBParam 1 } diffServTBParamTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServTBParamEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table enumerates a single set of token bucket meter parameters that a system may use to police or shape a stream of traffic. Such meters are modeled here as having a single rate and a single burst size. Multiple entries are used when multiple rates/burst sizes are needed." REFERENCE "[MODEL] section 5.1" ::= { diffServTBParam 2 } diffServTBParamEntry OBJECT-TYPE SYNTAX DiffServTBParamEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry that describes a single set of token bucket parameters." INDEX { diffServTBParamId } ::= { diffServTBParamTable 1 } DiffServTBParamEntry ::= SEQUENCE { diffServTBParamId Unsigned32, diffServTBParamType OBJECT IDENTIFIER, diffServTBParamRate Unsigned32, diffServTBParamBurstSize BurstSize, diffServTBParamInterval Unsigned32, diffServTBParamStatus RowStatus } diffServTBParamId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the TBParam entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServTBParamNextFree." ::= { diffServTBParamEntry 1 } diffServTBParamType OBJECT-TYPE SYNTAX OBJECT IDENTIFIER MAX-ACCESS read-create STATUS current DESCRIPTION "The Metering/Shaping algorithm associated with the Token/Leaky Bucket parameters. { 0 0 } indicates this is unknown. Standard values for generic algorithms: diffServTBParamSimpleTokenBucket, diffServTBParamAvgRate, diffServTBParamSrTCMBlind, diffServTBParamSrTCMAware, diffServTBParamTrTCMBlind, diffServTBParamTrTCMAware, diffServTBParamTswTCM are specified in this MIB as OBJECT-IDENTITYS; additional values may be further specified in other MIBs." REFERENCE "[MODEL] section 5" ::= { diffServTBParamEntry 2 } diffServTBParamRate OBJECT-TYPE SYNTAX Unsigned32 UNITS "kilobits per second" MAX-ACCESS read-create STATUS current DESCRIPTION "The token-bucket rate, in kilobits per second (kbps). This attribute is used for: 1. CIR in RFC 2697 for srTCM 2. PIR and CIR in RFC 2698 for trTCM 3. CTR and PTR in RFC 2859 for TSWTCM 4. AverageRate used in [MODEL] section 5." ::= { diffServTBParamEntry 3 } diffServTBParamBurstSize OBJECT-TYPE SYNTAX BurstSize UNITS "Bytes" MAX-ACCESS read-create STATUS current DESCRIPTION "The maximum number of bytes in a single transmission burst. This attribute is used for: 1. CBS and EBS in RFC 2697 for srTCM 2. CBS and PBS in RFC 2698 for trTCM 3. Burst Size used in [MODEL] section 5." ::= { diffServTBParamEntry 4 } diffServTBParamInterval OBJECT-TYPE SYNTAX Unsigned32 UNITS "microseconds" MAX-ACCESS read-create STATUS current DESCRIPTION "The time interval used with the token bucket. For: 1. Average Rate Meter, [MODEL] section 5.2.1, - Delta. 2. Simple Token Bucket Meter, [MODEL] section 5.1, - time interval t. 3. RFC 2859 TSWTCM, - AVG_INTERVAL. 4. RFC 2697 srTCM, RFC 2698 trTCM, - token bucket update time interval." ::= { diffServTBParamEntry 5 } diffServTBParamStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a meter. Any writable variable may be modified whether the row is active or notInService." ::= { diffServTBParamEntry 6 } diffServTBParamSimpleTokenBucket OBJECT-IDENTITY STATUS current DESCRIPTION "Value of tokenBucket(2) indicates the use of Two Parameter Token Bucket Meter as described in [MODEL] section 5.2.3." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 3 } diffServTBParamAvgRate OBJECT-IDENTITY STATUS current DESCRIPTION "Value of avgRate(3) indicates the use of Average Rate Meter as described in [MODEL] section 5.2.1." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 4 } diffServTBParamSrTCMBlind OBJECT-IDENTITY STATUS current DESCRIPTION "Value of srTCMBlind(4) and srTCMAware(5) indicates the use of Single Rate Three Color Marker Metering as defined by RFC 2697, with `Color Blind' and `Color Aware' mode as described by the RFC." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 5 } diffServTBParamSrTCMAware OBJECT-IDENTITY STATUS current DESCRIPTION "Value of srTCMBlind(4) and srTCMAware(5) indicates the use of Single Rate Three Color Marker Metering as defined by RFC 2697, with `Color Blind' and `Color Aware' mode as described by the RFC." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 6 } diffServTBParamTrTCMBlind OBJECT-IDENTITY STATUS current DESCRIPTION "Value of trTCMBlind(6) and trTCMAware(7) indicates the use of Two Rate Three Color Marker Metering as defined by RFC 2698, with `Color Blind' and `Color Aware' mode as described by the RFC." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 7 } diffServTBParamTrTCMAware OBJECT-IDENTITY STATUS current DESCRIPTION "Value of trTCMBlind(6) and trTCMAware(7) indicates the use of Two Rate Three Color Marker Metering as defined by RFC 2698, with `Color Blind' and `Color Aware' mode as described by the RFC." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 8 } diffServTBParamTswTCM OBJECT-IDENTITY STATUS current DESCRIPTION "Value of tswTCM(8) indicates the use of Time Sliding Window Three Color Marker Metering as defined by RFC 2859." REFERENCE "[MODEL] sections 5 and 7.1.2" ::= { diffServTBParam 9 } -- -- Actions -- diffServAction OBJECT IDENTIFIER ::= { diffServMIBObjects 5 } -- -- The Action Table allows enumeration of the different -- types of actions to be applied to a traffic flow. -- diffServActionNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServActionId instance. If a configuring system attempts to create a new row in the diffServActionTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServAction 1 } diffServActionTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServActionEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The Action Table enumerates actions that can be performed to a stream of traffic. Multiple actions can be concatenated. For example, after marking a stream of traffic exiting from a meter, a device can then perform a count action of the conforming or non-conforming traffic. Specific actions are indicated by diffServActionSpecific which points to an entry of a specific action type parameterizing the action in detail." REFERENCE "[MODEL] section 6." ::= { diffServAction 2 } diffServActionEntry OBJECT-TYPE SYNTAX DiffServActionEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "Each entry in the action table allows description of one specific action to be applied to traffic." INDEX { diffServActionId } ::= { diffServActionTable 1 } DiffServActionEntry ::= SEQUENCE { diffServActionId Unsigned32, diffServActionNext RowPointer, diffServActionSpecific RowPointer, diffServActionType INTEGER, diffServActionStatus RowStatus } diffServActionId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Action entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServActionNextFree." ::= { diffServActionEntry 1 } diffServActionNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." DEFVAL { zeroDotZero } ::= { diffServActionEntry 2 } diffServActionSpecific OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "A pointer to an object instance providing additional information for the type of action indicated by this action table entry. For the standard actions defined by this MIB module, this should point to one of the following: a diffServDscpMarkActEntry, a diffServCountActEntry. For other actions, it may point to an object instance defined in some other MIB." ::= { diffServActionEntry 3 } diffServActionType OBJECT-TYPE SYNTAX INTEGER { other(1), -- types not specified here specific(2), -- follow the Specific pointer absoluteDrop(3) -- disallow traffic } MAX-ACCESS read-create STATUS current DESCRIPTION "Indicates the type of action. The values specific(2) must be associated with additional information, pointed to by diffServActionSpecific, with the actual action type indicated by the object being pointed to. The value absoluteDrop(3) has no associated information and will have a diffServActionSpecific value of zeroDotZero. The use of other(1) is outside the scope of this definition, although the diffServActionSpecific pointer may be used in this case, to indicate other information." ::= { diffServActionEntry 4 } diffServActionStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation or deletion of an action element. Any writable variable may be modified whether the row is active or notInService." ::= { diffServActionEntry 5 } -- -- DSCP Mark Action Table -- -- Rows of this table are pointed to by diffServActionSpecific -- to provide detailed parameters specific to the DSCP -- Mark action. -- -- A single entry in this table can be shared, pointed to, by -- multiple diffServActionTable entries, of same or different -- data paths. -- diffServDscpMarkActTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServDscpMarkActEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table enumerates specific DSCPs used for marking or remarking the DSCP field of IP packets. The entries of this table may be referenced by a diffServActionSpecific attribute." REFERENCE "[MODEL] section 6.1" ::= { diffServAction 3 } diffServDscpMarkActEntry OBJECT-TYPE SYNTAX DiffServDscpMarkActEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the DSCP mark action table that describes a single DSCP used for marking." INDEX { diffServDscpMarkActDscp } ::= { diffServDscpMarkActTable 1 } DiffServDscpMarkActEntry ::= SEQUENCE { diffServDscpMarkActDscp Dscp } diffServDscpMarkActDscp OBJECT-TYPE SYNTAX Dscp MAX-ACCESS read-only STATUS current DESCRIPTION "The DSCP that this Action uses for marking/remarking traffic. Note that a DSCP value of -1 is not permitted in this table. It is quite possible that the only packets subject to this Action are already marked with this DSCP. Note also that Diffserv may result in packet remarking both on ingress to a network and on egress from it and it is quite possible that ingress and egress would occur in the same router." ::= { diffServDscpMarkActEntry 1 } -- -- Count Action Table -- -- Due to the fact that the MIB structure allows multiple -- cascading diffServActionEntry be used to describe -- multiple actions for a data path, the counter became an -- optional action type. In normal implementation, a -- data path either have counters or it doesn't, it is not -- an element the management entity can add or remove. -- The management entity can choose to read the counter or -- not. Hence it is recommended for implementation that -- have counters to always configure the count action as -- the first of multiple actions, for example before the -- the absolute drop action. -- diffServCountActNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServCountActId instance. If a configuring system attempts to create a new row in the diffServCountActTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServAction 4 } diffServCountActTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServCountActEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "This table contains counters for all the traffic passing through an action element." REFERENCE "[MODEL] section 6.4" ::= { diffServAction 5 } diffServCountActEntry OBJECT-TYPE SYNTAX DiffServCountActEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the count action table describes a single set of traffic counters." INDEX { diffServCountActId } ::= { diffServCountActTable 1 } DiffServCountActEntry ::= SEQUENCE { diffServCountActId Unsigned32, diffServCountActOctets Counter32, diffServCountActHCOctets Counter64, diffServCountActPkts Counter32, diffServCountActHCPkts Counter64, diffServCountActDiscontTime TimeStamp, diffServCountActStatus RowStatus } diffServCountActId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Count Action entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServCountActNextFree." ::= { diffServCountActEntry 1 } diffServCountActOctets OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of octets at the Action data path element. On high speed devices, this object implements the least significant 32 bits of diffServCountActHCOctets. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of diffServCountActDiscontTime for this entry." ::= { diffServCountActEntry 2 } diffServCountActHCOctets OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of octets at the Action data path element. This object should be used on high speed interfaces. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of diffServCountActDiscontTime for this entry." ::= { diffServCountActEntry 3 } diffServCountActPkts OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of packets at the Action data path element. On high speed devices, this object implements the least significant 32 bits of diffServCountActHCPkts. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of diffServCountActDiscontTime for this entry." ::= { diffServCountActEntry 4 } diffServCountActHCPkts OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of packets at the Action data path element. This object should be used on high speed interfaces. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of diffServCountActDiscontTime for this entry." ::= { diffServCountActEntry 5 } diffServCountActDiscontTime OBJECT-TYPE SYNTAX TimeStamp MAX-ACCESS read-only STATUS current DESCRIPTION "The value of sysUpTime on the most recent occasion at which any one or more of this entry's counters suffered a discontinuity. If no such discontinuities have occurred since the last re- initialization of the local management subsystem, then this object contains a zero value." ::= { diffServCountActEntry 6 } diffServCountActStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of this entry. Any writable variable may be modified whether the row is active or notInService." ::= { diffServCountActEntry 7 } -- -- Algorithmic Drop Table -- diffServAlgDrop OBJECT IDENTIFIER ::= { diffServMIBObjects 6 } diffServAlgDropNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServAlgDropId instance. If a configuring system attempts to create a new row in the diffServAlgDropTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServAlgDrop 1 } diffServAlgDropTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServAlgDropEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The algorithmic drop table contains entries describing an element that drops packets according to some algorithm." REFERENCE "[MODEL] section 7.1.3" ::= { diffServAlgDrop 2 } diffServAlgDropEntry OBJECT-TYPE SYNTAX DiffServAlgDropEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry describes a process that drops packets according to some algorithm. Further details of the algorithm type are to be found in diffServAlgDropType and with more detail parameter entry pointed to by diffServAlgDropSpecific when necessary." INDEX { diffServAlgDropId } ::= { diffServAlgDropTable 1 } DiffServAlgDropEntry ::= SEQUENCE { diffServAlgDropId Unsigned32, diffServAlgDropType INTEGER, diffServAlgDropNext RowPointer, diffServAlgDropQMeasure RowPointer, diffServAlgDropQThreshold Unsigned32, diffServAlgDropSpecific RowPointer, diffServAlgDropOctets Counter32, diffServAlgDropHCOctets Counter64, diffServAlgDropPkts Counter32, diffServAlgDropHCPkts Counter64, diffServAlgDropStatus RowStatus } diffServAlgDropId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Algorithmic Dropper entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServAlgDropNextFree." ::= { diffServAlgDropEntry 1 } diffServAlgDropType OBJECT-TYPE SYNTAX INTEGER { other(1), tailDrop(2), headDrop(3), randomDrop(4) } MAX-ACCESS read-create STATUS current DESCRIPTION "The type of algorithm used by this dropper. A value of tailDrop(2) or headDrop(3) represents an algorithm that is completely specified by this MIB. A value of other(1) requires further specification in some other MIB module. The tailDrop(2) algorithm is described as follows: diffServAlgDropQThreshold represents the depth of the queue, pointed to by diffServAlgDropQMeasure, at which all newly arriving packets will be dropped. The headDrop(3) algorithm is described as follows: if a packet arrives when the current depth of the queue, pointed to by diffServAlgDropQMeasure, is at diffServAlgDropQThreshold, packets currently at the head of the queue are dropped to make room for the new packet to be enqueued at the tail of the queue. The randomDrop(4) algorithm is described as follows: on packet arrival, an algorithm is executed which may randomly drop the packet, or drop other packet(s) from the queue in its place. The specifics of the algorithm may be proprietary. For this algorithm, diffServAlgDropSpecific points to a diffServRandomDropEntry that describes the algorithm. For this algorithm, diffServAlgQThreshold is understood to be the absolute maximum size of the queue and additional parameters are described in diffServRandomDropTable." ::= { diffServAlgDropEntry 2 } diffServAlgDropNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry diffServQEntry A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServAlgDropEntry 3 } diffServAlgDropQMeasure OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "Points to an entry in the diffServQTable to indicate the queue that a drop algorithm is to monitor when deciding whether to drop a packet. If the row pointed to does not exist, the algorithmic dropper element is considered inactive." ::= { diffServAlgDropEntry 4 } diffServAlgDropQThreshold OBJECT-TYPE SYNTAX Unsigned32 UNITS "Bytes" MAX-ACCESS read-create STATUS current DESCRIPTION "A threshold on the depth in bytes of the queue being measured at which a trigger is generated to the dropping algorithm. For the tailDrop(2) or headDrop(3) algorithms, this represents the depth of the queue, pointed to by diffServAlgDropQMeasure, at which the drop action will take place. Other algorithms will need to define their own semantics for this threshold." ::= { diffServAlgDropEntry 5 } diffServAlgDropSpecific OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "Points to a table entry that provides further detail regarding a drop algorithm. Entries with diffServAlgDropType equal to other(1) may have this point to a table defined in another MIB module. Entries with diffServAlgDropType equal to randomDrop(4) must have this point to an entry in diffServRandomDropTable. For all other algorithms, this should take the value zeroDotzero." ::= { diffServAlgDropEntry 6 } diffServAlgDropOctets OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of octets that have been dropped by this drop process. On high speed devices, this object implements the least significant 32 bits of diffServAlgDropHCOctets. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime appropriate to this interface." ::= { diffServAlgDropEntry 7 } diffServAlgDropHCOctets OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of octets that have been dropped by this drop process. This object should be used on high speed interfaces. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime appropriate to this interface." ::= { diffServAlgDropEntry 8 } diffServAlgDropPkts OBJECT-TYPE SYNTAX Counter32 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of packets that have been dropped by this drop process. On high speed devices, this object implements the least significant 32 bits of diffServAlgDropHCPkts. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime appropriate to this interface." ::= { diffServAlgDropEntry 9 } diffServAlgDropHCPkts OBJECT-TYPE SYNTAX Counter64 MAX-ACCESS read-only STATUS current DESCRIPTION "The number of packets that have been dropped by this drop process. This object should be used on high speed interfaces. Discontinuities in the value of this counter can occur at re- initialization of the management system and at other times as indicated by the value of ifCounterDiscontinuityTime appropriate to this interface." ::= { diffServAlgDropEntry 10 } diffServAlgDropStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of this entry. Any writable variable may be modified whether the row is active or notInService." ::= { diffServAlgDropEntry 11 } -- -- Random Drop Table -- diffServRandomDropNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServRandomDropId instance. If a configuring system attempts to create a new row in the diffServRandomDropTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServAlgDrop 3 } diffServRandomDropTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServRandomDropEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The random drop table contains entries describing a process that drops packets randomly. Entries in this table is intended to be pointed to by diffServAlgDropSpecific." REFERENCE "[MODEL] section 7.1.3" ::= { diffServAlgDrop 4 } diffServRandomDropEntry OBJECT-TYPE SYNTAX DiffServRandomDropEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry describes a process that drops packets according to a random algorithm." INDEX { diffServRandomDropId } ::= { diffServRandomDropTable 1 } DiffServRandomDropEntry ::= SEQUENCE { diffServRandomDropId Unsigned32, diffServRandomDropMinThreshBytes Unsigned32, diffServRandomDropMinThreshPkts Unsigned32, diffServRandomDropMaxThreshBytes Unsigned32, diffServRandomDropMaxThreshPkts Unsigned32, diffServRandomDropProbMax Unsigned32, diffServRandomDropInvWeight Unsigned32, diffServRandomDropSamplingRate Unsigned32, diffServRandomDropStatus RowStatus } diffServRandomDropId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Random Drop entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServRandomDropNextFree." ::= { diffServRandomDropEntry 1 } diffServRandomDropMinThreshBytes OBJECT-TYPE SYNTAX Unsigned32 UNITS "bytes" MAX-ACCESS read-create STATUS current DESCRIPTION "The average queue depth in bytes, beyond which traffic has a non-zero probability of being dropped. Changes in this variable may or may not be reflected in the reported value of diffServRandomDropMinThreshPkts." ::= { diffServRandomDropEntry 2 } diffServRandomDropMinThreshPkts OBJECT-TYPE SYNTAX Unsigned32 UNITS "packets" MAX-ACCESS read-create STATUS current DESCRIPTION "The average queue depth in packets, beyond which traffic has a non-zero probability of being dropped. Changes in this variable may or may not be reflected in the reported value of diffServRandomDropMinThreshBytes." ::= { diffServRandomDropEntry 3 } diffServRandomDropMaxThreshBytes OBJECT-TYPE SYNTAX Unsigned32 UNITS "bytes" MAX-ACCESS read-create STATUS current DESCRIPTION "The average queue depth beyond which traffic has a probability indicated by diffServRandomDropProbMax of being dropped or marked. Note that this differs from the physical queue limit, which is stored in diffServAlgDropQThreshold. Changes in this variable may or may not be reflected in the reported value of diffServRandomDropMaxThreshPkts." ::= { diffServRandomDropEntry 4 } diffServRandomDropMaxThreshPkts OBJECT-TYPE SYNTAX Unsigned32 UNITS "packets" MAX-ACCESS read-create STATUS current DESCRIPTION "The average queue depth beyond which traffic has a probability indicated by diffServRandomDropProbMax of being dropped or marked. Note that this differs from the physical queue limit, which is stored in diffServAlgDropQThreshold. Changes in this variable may or may not be reflected in the reported value of diffServRandomDropMaxThreshBytes." ::= { diffServRandomDropEntry 5 } diffServRandomDropProbMax OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The worst case random drop probability, expressed in drops per thousand packets. For example, if every packet may be dropped in the worst case (100%), this has the value 1000. Alternatively, if in the worst case one percent (1%) of traffic may be dropped, it has the value 10." ::= { diffServRandomDropEntry 6 } diffServRandomDropInvWeight OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The weighting of past history in affecting the calculation of the current queue average. The moving average of the queue depth uses the inverse of this value as the factor for the new queue depth, and one minus that inverse as the factor for the historical average. Implementations may choose to limit the acceptable set of values to a specified set, such as powers of 2." ::= { diffServRandomDropEntry 7 } diffServRandomDropSamplingRate OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The number of times per second the queue is sampled for queue average calculation. A value of zero means the queue is sampled approximately each time a packet is enqueued (or dequeued)." ::= { diffServRandomDropEntry 8 } diffServRandomDropStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of this entry. Any writable variable may be modified whether the row is active or notInService." ::= { diffServRandomDropEntry 9 } -- -- Queue Table -- diffServQueue OBJECT IDENTIFIER ::= { diffServMIBObjects 7 } -- -- An entry of diffServQTable represents a FIFO queue diffserv -- functional data path element as described in [MODEL] section -- 7.1.1. -- Notice the specification of scheduling parameters for a queue -- as part of the input to a scheduler functional data path -- element as described in [MODEL] section 7.1.2. This allows -- building of hierarchical queuing/scheduling. -- A queue therefore is parameterized by: -- 1. Which scheduler will service this queue, diffServQNext. -- 2. How the scheduler will service this queue, with respect -- to all the other queues the same scheduler needs to service, -- diffServQRate. -- -- Notice one or more upstream diffserv data path element may share, -- point to, a diffServQTable entry as described in [MODEL] section -- 7.1.1. -- -- Each entry of the diffServQTable belongs to one and only one -- data path. -- diffServQNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServQId instance. If a configuring system attempts to create a new row in the diffServQTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServQueue 1 } diffServQTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServQEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The Queue Table enumerates the individual queues." REFERENCE "[MODEL] section 7.1.1" ::= { diffServQueue 2 } diffServQEntry OBJECT-TYPE SYNTAX DiffServQEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the Queue Table describes a single queue. With each entry belonging to one and only one data path." INDEX { diffServQId } ::= { diffServQTable 1 } DiffServQEntry ::= SEQUENCE { diffServQId Unsigned32, diffServQNext RowPointer, diffServQRate RowPointer, diffServQShaper RowPointer, diffServQStatus RowStatus } diffServQId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Queue entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServQNextFree." ::= { diffServQEntry 1 } diffServQNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer must point to a diffServSchedulerEntry. A value of zeroDotZero in this attribute indicates an incomplete diffServQEntry instance. In such a case, the entry has no operational effect, since it has no parameters to give it meaning. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServQEntry 2 } diffServQRate OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This RowPointer indicates the entry in diffServAssuredRateTable the scheduler, pointed to by diffServQNext, should use to service this queue. A value of zeroDotZero in this attribute indicates an incomplete diffServQEntry instance. An illegal configuration. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServQEntry 3 } diffServQShaper OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This RowPointer indicates the entry in diffServShapingRateTable the scheduler, pointed to by diffServQNext, should use to service this queue. A value of zeroDotZero in this attribute indicates an incomplete diffServQEntry instance. An illegal configuration. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." ::= { diffServQEntry 4 } diffServQStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a queue. Any writable variable may be modified whether the row is active or notInService." ::= { diffServQEntry 5 } -- -- Scheduler Table -- diffServScheduler OBJECT IDENTIFIER ::= { diffServMIBObjects 8 } -- -- The Scheduler Table is used for representing packet schedulers: -- it provides flexibility for multiple scheduling algorithms, each -- servicing multiple queues, to be used on the same logical/physical -- interface. -- Notice the servicing parameters the scheduler uses is -- specified by each of its upstream functional data path elements, -- most likely queues or schedulers. -- The coordination and coherency between the servicing parameters -- of the scheduler's upstream functional data path elements must -- be maintained for the scheduler to function correctly. -- -- The diffServSchedulerShaper attribute is used for specifying -- the servicing parameters for output of a scheduler when its -- downstream functional data path element is another scheduler. -- This is used for building hierarchical queue/scheduler. -- -- More discussion of the scheduler functional data path element -- is in [MODEL] section 7.1.2. -- diffServSchedulerNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServSchedulerId instance. If a configuring system attempts to create a new row in the diffServSchedulerTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServScheduler 1 } diffServSchedulerTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServSchedulerEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The Scheduler Table enumerates packet schedulers. Multiple scheduling algorithms can be used on a given data path, with each algorithm described by one diffServSchedulerEntry." REFERENCE "[MODEL] section 7.1.2" ::= { diffServScheduler 2 } diffServSchedulerEntry OBJECT-TYPE SYNTAX DiffServSchedulerEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the Scheduler Table describing a single instance of a scheduling algorithm." INDEX { diffServSchedulerId } ::= { diffServSchedulerTable 1 } DiffServSchedulerEntry ::= SEQUENCE { diffServSchedulerId Unsigned32, diffServSchedulerNext RowPointer, diffServSchedulerMethod OBJECT IDENTIFIER, diffServSchedulerRate RowPointer, diffServSchedulerShaper RowPointer, diffServSchedulerStatus RowStatus } diffServSchedulerId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Scheduler entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServSchedulerNextFree." ::= { diffServSchedulerEntry 1 } diffServSchedulerNext OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This selects the next diffserv functional data path element to handle traffic for this data path. This RowPointer should point to an instance of one of: diffServSchedulerEntry diffServQEntry As indicated by [MODEL] section 7.1.4. But this RowPointer can also point to an instance of: diffServClfrEntry diffServMeterEntry diffServActionEntry diffServAlgDropEntry For building of multiple TCBs for the same data path. This should point to another diffServSchedulerEntry for implementation of multiple scheduler methods for the same data path, and for implementation of hierarchical schedulers. A value of zeroDotZero in this attribute indicates no further Diffserv treatment is performed on traffic of this data path. The use of zeroDotZero is the normal usage for the last functional data path element of the current data path. If the row pointed to does not exist, the treatment is as if this attribute contains a value of zeroDotZero." DEFVAL { zeroDotZero } ::= { diffServSchedulerEntry 2 } diffServSchedulerMethod OBJECT-TYPE SYNTAX OBJECT IDENTIFIER MAX-ACCESS read-create STATUS current DESCRIPTION "The scheduling algorithm used by this Scheduler. { 0 0 } indicates this is unknown. Standard values for generic algorithms: diffServSchedulerPriority, diffServSchedulerWRR, and diffServSchedulerWFQ are specified in this MIB; additional values may be further specified in other MIBs." REFERENCE "[MODEL] section 7.1.2" ::= { diffServSchedulerEntry 3 } diffServSchedulerRate OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This RowPointer indicates the entry in diffServAssuredRateTable which indicates the priority or minimum output rate from this scheduler. This attribute is only used when there is more than one level of scheduler. It should have the value of zeroDotZero when not used." DEFVAL { zeroDotZero } ::= { diffServSchedulerEntry 4 } diffServSchedulerShaper OBJECT-TYPE SYNTAX RowPointer MAX-ACCESS read-create STATUS current DESCRIPTION "This RowPointer indicates the entry in diffServShapingRateTable which indicates the maximum output rate from this scheduler. This attribute is only used when there is more than one level of scheduler. It should have the value of zeroDotZero when not used." DEFVAL { zeroDotZero } ::= { diffServSchedulerEntry 5 } diffServSchedulerStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a scheduler. Any writable variable may be modified whether the row is active or notInService." ::= { diffServSchedulerEntry 6 } diffServSchedulerPriority OBJECT-IDENTITY STATUS current DESCRIPTION "For use with diffServSchedulerMethod to indicate Priority scheduling method, defined as an algorithm in which the presence of data in a queue or set of queues absolutely precludes dequeue from another queue or set of queues. Notice attributes from diffServAssuredRateEntry of the queues/schedulers feeding this scheduler are used when determining the next packet to schedule." REFERENCE "[MODEL] section 7.1.2" ::= { diffServScheduler 3 } diffServSchedulerWRR OBJECT-IDENTITY STATUS current DESCRIPTION "For use with diffServSchedulerMethod to indicate Weighted Round Robin scheduling method, defined as any algorithm in which a set of queues are visited in a fixed order, and varying amounts of traffic are removed from each queue in turn to implement an average output rate by class. Notice attributes from diffServAssuredRateEntry of the queues/schedulers feeding this scheduler are used when determining the next packet to schedule." REFERENCE "[MODEL] section 7.1.2" ::= { diffServScheduler 4 } diffServSchedulerWFQ OBJECT-IDENTITY STATUS current DESCRIPTION "For use with diffServSchedulerMethod to indicate Weighted Fair Queuing scheduling method, defined as any algorithm in which a set of queues are conceptually visited in some order, to implement an average output rate by class. Notice attributes from diffServAssuredRateEntry of the queues/schedulers feeding this scheduler are used when determining the next packet to schedule." REFERENCE "[MODEL] section 7.1.2" ::= { diffServScheduler 5 } -- -- Assured Rate Parameters Table -- -- The parameters used by a scheduler for its inputs or outputs are -- maintained separately from the Queue or Scheduler table entries for -- reusability reasons and so that they may be used by both queues and -- schedulers. This follows the approach for separation of data path -- elements from parameterization which is used throughout this MIB. Use -- of these Assured Rate Parameter Table entries by Queues and Schedulers -- allows the modelling of hierarchical scheduling systems. -- -- Specifically, a Scheduler has one or more inputs and one output. For -- any input that requires work-conserving properties, the input is -- parameterised by having the preceding element (e.g. a Queue Table -- entry) point to an Assured Rate Parameter Table entry. The scheduler -- output, if it has work-conserving properties, is parameterised by -- having the Scheduler Table entry itself point to a Assured Rate -- Parameter Table entry. -- -- The diffServAssuredRatePriority/Abs/Rel attributes are used as -- parameters to the work-conserving portion of a scheduler: -- work-conserving implies that the scheduler can continue to emit data as -- long as there is data available at its input(s). This has the effect -- of guaranteeing a certain priority relative to other scheduler inputs -- and/or a certain minimum proportion of the available output bandwidth. -- Properly configured, this means a certain minimum rate, which may be -- exceeded should traffic be available should there be spare bandwidth -- after all other classes have had opportunities to consume their own -- minimum rates. -- diffServAssuredRateNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServAssuredRateId instance. If a configuring system attempts to create a new row in the diffServAssuredRateTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServScheduler 6 } diffServAssuredRateTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServAssuredRateEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The Assured Rate Parameters Table enumerates individual sets of scheduling parameter that can be used/reused by Queues and Schedulers." ::= { diffServScheduler 7 } diffServAssuredRateEntry OBJECT-TYPE SYNTAX DiffServAssuredRateEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the Assured Rate Parameters Table describes a single set of scheduling parameters for use by one or more queues or schedulers." INDEX { diffServAssuredRateId } ::= { diffServAssuredRateTable 1 } DiffServAssuredRateEntry ::= SEQUENCE { diffServAssuredRateId Unsigned32, diffServAssuredRatePriority Unsigned32, diffServAssuredRateAbs Unsigned32, diffServAssuredRateRel Unsigned32, diffServAssuredRateStatus RowStatus } diffServAssuredRateId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Scheduler Parameter entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServAssuredRateNextFree." ::= { diffServAssuredRateEntry 1 } diffServAssuredRatePriority OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The priority of this input to the associated scheduler, relative to the scheduler's other inputs." ::= { diffServAssuredRateEntry 2 } diffServAssuredRateAbs OBJECT-TYPE SYNTAX Unsigned32 UNITS "kilobits per second" MAX-ACCESS read-create STATUS current DESCRIPTION "The minimum absolute rate, in kilobits/sec, that a downstream scheduler element should allocate to this queue. If the value is zero, then there is effectively no minimum rate guarantee. If the value is non-zero, the scheduler will assure the servicing of this queue to at least this rate. Note that this attribute's value is coupled to that of diffServAssuredRateRel: changes to one will affect the value of the other. They are linked by the following equation: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifSpeed or, if appropriate: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifHighSpeed" REFERENCE "ifSpeed, ifHighSpeed from [IFMIB]" ::= { diffServAssuredRateEntry 3 } diffServAssuredRateRel OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The minimum rate that a downstream scheduler element should allocate to this queue, relative to the maximum rate of the interface as reported by ifSpeed or ifHighSpeed, in units of 1/10,000 of 1. If the value is zero, then there is effectively no minimum rate guarantee. If the value is non-zero, the scheduler will assure the servicing of this queue to at least this rate. Note that this attribute's value is coupled to that of diffServAssuredRateAbs: changes to one will affect the value of the other. They are linked by the following equation: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifSpeed or, if appropriate: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifHighSpeed" REFERENCE "ifSpeed, ifHighSpeed from [IFMIB]" ::= { diffServAssuredRateEntry 4 } diffServAssuredRateStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a queue. Any writable variable may be modified whether the row is active or notInService." ::= { diffServAssuredRateEntry 5 } -- -- Shaping Parameter Table -- -- The parameters used by a scheduler for its inputs or outputs are -- maintained separately from the Queue or Scheduler table entries for -- reusability reasons and so that they may be used by both queues and -- schedulers. This follows the approach for separation of data path -- elements from parameterization which is used throughout this MIB. Use -- of these Shaping Parameter Table entries by Queues and Schedulers -- allows the modelling of hierarchical scheduling systems. -- -- Specifically, a Scheduler has one or more inputs and one output. For -- any input that requires non-work-conserving properties, the input is -- parameterised by having the preceding element (e.g. a Queue Table -- entry) point to a Shaping Rate Parameter Table entry. The scheduler -- output, if it has non-work-conserving properties, is parameterised by -- having the Scheduler Table entry itself point to a Shaping Rate -- Parameter Table entry. -- -- The diffServShapingRateLevel/Abs/Rel attributes are used as parameters -- to the non-work-conserving portion of a scheduler: non-work-conserving -- implies that the scheduler may sometimes not emit a packet, even if -- there is data available at its input(s). This has the effect of -- limiting the servicing of the queue/scheduler input or output, in -- effect performing shaping of the packet stream passing through the -- queue/scheduler, as described in [MODEL] section 7.2. -- diffServShapingRateNextFree OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-only STATUS current DESCRIPTION "This object yields a value when read that is currently unused for a diffServShapingRateId instance. If a configuring system attempts to create a new row in the diffServShapingRateTable using this value, that operation will fail if the value has, in the meantime, been used to create another row that is currently valid." ::= { diffServScheduler 8 } diffServShapingRateTable OBJECT-TYPE SYNTAX SEQUENCE OF DiffServShapingRateEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "The Shaping Parameter Table enumerates individual sets of scheduling parameter that can be used/reused by Queues and Schedulers." ::= { diffServScheduler 9 } diffServShapingRateEntry OBJECT-TYPE SYNTAX DiffServShapingRateEntry MAX-ACCESS not-accessible STATUS current DESCRIPTION "An entry in the Shaping Parameter Table describes a single set of scheduling parameters for use by one or more queues or schedulers." INDEX { diffServShapingRateId, diffServShapingRateLevel } ::= { diffServShapingRateTable 1 } DiffServShapingRateEntry ::= SEQUENCE { diffServShapingRateId Unsigned32, diffServShapingRateLevel Unsigned32, diffServShapingRateAbs Unsigned32, diffServShapingRateRel Unsigned32, diffServShapingRateThreshold BurstSize, diffServShapingRateStatus RowStatus } diffServShapingRateId OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that enumerates the Shaping Parameter entries. The set of such identifiers spans the whole agent. Managers should obtain new values for row creation in this table by reading diffServShapingRateNextFree." ::= { diffServShapingRateEntry 1 } diffServShapingRateLevel OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS not-accessible STATUS current DESCRIPTION "An index that indicates which level of a multi-rate shaper is being given its parameters. In a shaper with a mean and a peak rate, for example, the mean rate might be applied first, and the peak rate second under a defined circumstance. By convention, increasing levels have increasing rates." ::= { diffServShapingRateEntry 2 } diffServShapingRateAbs OBJECT-TYPE SYNTAX Unsigned32 UNITS "kilobits per second" MAX-ACCESS read-create STATUS current DESCRIPTION "The maximum rate in kilobits/sec that a downstream scheduler element should allocate to this queue. If the value is zero, then there is effectively no maximum rate limit and that the scheduler should attempt to be work-conserving for this queue. If the value is non-zero, the scheduler will limit the servicing of this queue to, at most, this rate in a non-work-conserving manner. Note that this attribute's value is coupled to that of diffServShapingRateRel: changes to one will affect the value of the other. They are linked by the following equation: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifSpeed or, if appropriate: diffServAssuredRateRel = diffServAssuredRateAbs * 10000/ifHighSpeed" REFERENCE "ifSpeed, ifHighSpeed from [IFMIB], RFC 2963" ::= { diffServShapingRateEntry 3 } diffServShapingRateRel OBJECT-TYPE SYNTAX Unsigned32 MAX-ACCESS read-create STATUS current DESCRIPTION "The maximum rate that a downstream scheduler element should allocate to this queue, relative to the maximum rate of the interface as reported by ifSpeed or ifHighSpeed, in units of 1/10,000 of 1. If the value is zero, then there is effectively no maximum rate limit and the scheduler should attempt to be work-conserving for this queue. If the value is non-zero, the scheduler will limit the servicing of this queue to, at most, this rate in a non-work-conserving manner. Note that this attribute's value is coupled to that of diffServShapingRateAbs: changes to one will affect the value of the other. They are linked by the following equation: diffServShapingRateAbs = ifSpeed * diffServShapingRateRel/10000 or, if appropriate: diffServShapingRateAbs = ifHighSpeed * diffServShapingRateRel/10000" REFERENCE "ifSpeed, ifHighSpeed from [IFMIB], RFC 2963" ::= { diffServShapingRateEntry 4 } diffServShapingRateThreshold OBJECT-TYPE SYNTAX BurstSize UNITS "Bytes" MAX-ACCESS read-create STATUS current DESCRIPTION "The number of bytes of queue depth at which the rate of a multi-rate scheduler will increase to the next output rate. In the last conceptual row for such a shaper, this threshold is ignored and by convention is zero." REFERENCE "RFC 2963" ::= { diffServShapingRateEntry 5 } diffServShapingRateStatus OBJECT-TYPE SYNTAX RowStatus MAX-ACCESS read-create STATUS current DESCRIPTION "The RowStatus variable controls the activation, deactivation, or deletion of a queue. Any writable variable may be modified whether the row is active or notInService." ::= { diffServShapingRateEntry 6 } -- -- MIB Compliance statements. -- diffServMIBCompliances OBJECT IDENTIFIER ::= { diffServMIBConformance 1 } diffServMIBGroups OBJECT IDENTIFIER ::= { diffServMIBConformance 2 } diffServMIBCompliance MODULE-COMPLIANCE STATUS current DESCRIPTION "This MIB may be implemented as a read-only or as a read-create MIB. As a result, it may be used for monitoring or for configuration." MODULE -- This Module MANDATORY-GROUPS { diffServMIBDataPathGroup, diffServMIBClfrGroup, diffServMIBClfrElementGroup, diffServMIBSixTupleClfrGroup, diffServMIBActionGroup, diffServMIBAlgDropGroup, diffServMIBQGroup, diffServMIBSchedulerGroup, diffServMIBAssuredRateGroup } -- The groups: -- diffServMIBCounterGroup -- diffServMIBHCCounterGroup -- diffServMIBVHCCounterGroup -- -- are mutually exclusive; at most one of these groups is implemented -- for a particular interface. When any of these groups is implemented -- for a particular interface, then ifCounterDiscontinuityGroup from -- [IFMIB] must also be implemented for that interface. -- note that the diffServMIBStaticGroup is -- mandatory for implementations that implement a -- read-write or read-create mode. GROUP diffServMIBCounterGroup DESCRIPTION "This group is mandatory for table objects indexed by ifIndex for which the value of the corresponding instance of ifSpeed is less than or equal to 20,000,000 bits/second." GROUP diffServMIBHCCounterGroup DESCRIPTION "This group is mandatory for table objects indexed by ifIndex for which the value of the corresponding instance of ifSpeed is greater than 20,000,000 bits/second." GROUP diffServMIBVHCCounterGroup DESCRIPTION "This group is mandatory for table objects indexed by ifIndex for which the value of the corresponding instance of ifSpeed is greater than 650,000,000 bits/second." GROUP diffServMIBMeterGroup DESCRIPTION "This group is mandatory for devices that implement metering functions." GROUP diffServMIBTBParamGroup DESCRIPTION "This group is mandatory for devices that implement token-bucket metering functions." GROUP diffServMIBDscpMarkActGroup DESCRIPTION "This group is mandatory for devices that implement DSCP-Marking functions." GROUP diffServMIBRandomDropGroup DESCRIPTION "This group is mandatory for devices that implement Random Drop functions." GROUP diffServMIBStaticGroup DESCRIPTION "This group is mandatory for devices that allow creation of rows in any of the writable tables of this MIB." OBJECT diffServClfrStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServClfrElementPrecedence MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServClfrElementNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServClfrElementSpecific MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServClfrElementStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDstAddrType MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDstAddr MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDstPrefixLength MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrSrcAddrType MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrSrcAddr MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrSrcPrefixLength MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDscp MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrProtocol MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrSrcL4PortMin MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrSrcL4PortMax MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDstL4PortMin MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrDstL4PortMax MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSixTupleClfrStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServMeterSucceedNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServMeterFailNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServMeterSpecific MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServMeterStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServTBParamType MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServTBParamRate MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServTBParamBurstSize MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServTBParamInterval MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServTBParamStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServActionNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServActionSpecific MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServActionType MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServActionStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServCountActStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropType MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropQMeasure MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropQThreshold MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropSpecific MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAlgDropStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropMinThreshBytes MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropMinThreshPkts MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropMaxThreshBytes MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropMaxThreshPkts MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropProbMax MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropInvWeight MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropSamplingRate MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServRandomDropStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServQNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServQRate MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServQShaper MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServQStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSchedulerNext MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSchedulerMethod MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSchedulerRate MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSchedulerShaper MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServSchedulerStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAssuredRatePriority MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAssuredRateAbs MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAssuredRateRel MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServShapingRateThreshold MIN-ACCESS read-only DESCRIPTION "Write access is not required." OBJECT diffServAssuredRateStatus MIN-ACCESS read-only DESCRIPTION "Write access is not required." ::= { diffServMIBCompliances 1 } diffServMIBDataPathGroup OBJECT-GROUP OBJECTS { diffServDataPathStart, diffServDataPathStatus } STATUS current DESCRIPTION "The Data Path Group defines the MIB Objects that describe a data path." ::= { diffServMIBGroups 1 } diffServMIBClfrGroup OBJECT-GROUP OBJECTS { diffServClfrStatus } STATUS current DESCRIPTION "The Classifier Group defines the MIB Objects that describe a generic classifier." ::= { diffServMIBGroups 2 } diffServMIBClfrElementGroup OBJECT-GROUP OBJECTS { diffServClfrElementPrecedence, diffServClfrElementNext, diffServClfrElementSpecific, diffServClfrElementStatus } STATUS current DESCRIPTION "The Classifier Element Group defines the MIB Objects that describe the classifier elements that make up a generic classifier." ::= { diffServMIBGroups 3 } diffServMIBSixTupleClfrGroup OBJECT-GROUP OBJECTS { diffServSixTupleClfrDstAddrType, diffServSixTupleClfrDstAddr, diffServSixTupleClfrDstPrefixLength, diffServSixTupleClfrSrcAddrType, diffServSixTupleClfrSrcAddr, diffServSixTupleClfrSrcPrefixLength, diffServSixTupleClfrDscp, diffServSixTupleClfrProtocol, diffServSixTupleClfrDstL4PortMin, diffServSixTupleClfrDstL4PortMax, diffServSixTupleClfrSrcL4PortMin, diffServSixTupleClfrSrcL4PortMax, diffServSixTupleClfrStatus } STATUS current DESCRIPTION "The Six-tuple Classifier Group defines the MIB Objects that describe a classifier element for matching on 6 fields of an IP and upper-layer protocol header." ::= { diffServMIBGroups 4 } diffServMIBMeterGroup OBJECT-GROUP OBJECTS { diffServMeterSucceedNext, diffServMeterFailNext, diffServMeterSpecific, diffServMeterStatus } STATUS current DESCRIPTION "The Meter Group defines the objects used in describing a generic meter element." ::= { diffServMIBGroups 5 } diffServMIBTBParamGroup OBJECT-GROUP OBJECTS { diffServTBParamType, diffServTBParamRate, diffServTBParamBurstSize, diffServTBParamInterval, diffServTBParamStatus } STATUS current DESCRIPTION "The Token-Bucket Meter Group defines the objects used in describing a token bucket meter element." ::= { diffServMIBGroups 6 } diffServMIBActionGroup OBJECT-GROUP OBJECTS { diffServActionNext, diffServActionSpecific, diffServActionType, diffServActionStatus } STATUS current DESCRIPTION "The Action Group defines the objects used in describing a generic action element." ::= { diffServMIBGroups 7 } diffServMIBDscpMarkActGroup OBJECT-GROUP OBJECTS { diffServDscpMarkActDscp } STATUS current DESCRIPTION "The DSCP Mark Action Group defines the objects used in describing a DSCP Marking Action element." ::= { diffServMIBGroups 8 } diffServMIBCounterGroup OBJECT-GROUP OBJECTS { diffServCountActOctets, diffServCountActPkts, diffServCountActDiscontTime, diffServCountActStatus, diffServAlgDropOctets, diffServAlgDropPkts } STATUS current DESCRIPTION "A collection of objects providing information specific to non- high speed (non-high speed interfaces transmit and receive at speeds less than or equal to 20,000,000 bits/second) packet- oriented network interfaces." ::= { diffServMIBGroups 9 } diffServMIBHCCounterGroup OBJECT-GROUP OBJECTS { diffServCountActOctets, diffServCountActHCOctets, diffServCountActPkts, diffServCountActDiscontTime, diffServCountActStatus, diffServAlgDropOctets, diffServAlgDropHCOctets, diffServAlgDropPkts } STATUS current DESCRIPTION "A collection of objects providing information specific to high speed (high speed interfaces transmit and receive at speeds greater than 20,000,000 but less than or equals to 650,000,000 bits/second) packet-oriented network interfaces." ::= { diffServMIBGroups 10 } diffServMIBVHCCounterGroup OBJECT-GROUP OBJECTS { diffServCountActOctets, diffServCountActHCOctets, diffServCountActPkts, diffServCountActHCPkts, diffServCountActDiscontTime, diffServCountActStatus, diffServAlgDropOctets, diffServAlgDropHCOctets, diffServAlgDropPkts, diffServAlgDropHCPkts } STATUS current DESCRIPTION "A collection of objects providing information specific to very- high speed (very-high speed interfaces transmit and receive at speeds greater than 650,000,000 bits/second) packet-oriented network interfaces." ::= { diffServMIBGroups 11 } diffServMIBAlgDropGroup OBJECT-GROUP OBJECTS { diffServAlgDropType, diffServAlgDropNext, diffServAlgDropQMeasure, diffServAlgDropQThreshold, diffServAlgDropSpecific, diffServAlgDropStatus } STATUS current DESCRIPTION "The Algorithmic Drop Group contains the objects that describe algorithmic dropper operation and configuration." ::= { diffServMIBGroups 12 } diffServMIBRandomDropGroup OBJECT-GROUP OBJECTS { diffServRandomDropMinThreshBytes, diffServRandomDropMinThreshPkts, diffServRandomDropMaxThreshBytes, diffServRandomDropMaxThreshPkts, diffServRandomDropProbMax, diffServRandomDropInvWeight, diffServRandomDropSamplingRate, diffServRandomDropStatus } STATUS current DESCRIPTION "The Random Drop Group augments the Algorithmic Drop Group for random dropper operation and configuration." ::= { diffServMIBGroups 13 } diffServMIBQGroup OBJECT-GROUP OBJECTS { diffServQNext, diffServQRate, diffServQShaper, diffServQStatus } STATUS current DESCRIPTION "The Queue Group contains the objects that describe an interface's queues." ::= { diffServMIBGroups 14 } diffServMIBSchedulerGroup OBJECT-GROUP OBJECTS { diffServSchedulerNext, diffServSchedulerMethod, diffServSchedulerRate, diffServSchedulerShaper, diffServSchedulerStatus } STATUS current DESCRIPTION "The Scheduler Group contains the objects that describe packet schedulers on interfaces." ::= { diffServMIBGroups 15 } diffServMIBAssuredRateGroup OBJECT-GROUP OBJECTS { diffServAssuredRatePriority, diffServAssuredRateAbs, diffServAssuredRateRel, diffServShapingRateThreshold, diffServAssuredRateStatus } STATUS current DESCRIPTION "The Scheduler Parameter Group contains the objects that describe packet schedulers' parameters on interfaces." ::= { diffServMIBGroups 16 } diffServMIBShapingRateGroup OBJECT-GROUP OBJECTS { diffServShapingRateAbs, diffServShapingRateRel, diffServShapingRateStatus } STATUS current DESCRIPTION "The Scheduler Parameter Group contains the objects that describe packet schedulers' parameters on interfaces." ::= { diffServMIBGroups 17 } diffServMIBStaticGroup OBJECT-GROUP OBJECTS { diffServClfrNextFree, diffServClfrElementNextFree, diffServSixTupleClfrNextFree, diffServMeterNextFree, diffServTBParamNextFree, diffServActionNextFree, diffServCountActNextFree, diffServAlgDropNextFree, diffServRandomDropNextFree, diffServQNextFree, diffServSchedulerNextFree, diffServAssuredRateNextFree, diffServShapingRateNextFree } STATUS current DESCRIPTION "The Static Group contains readable scalar objects used in creating unique identifiers for classifiers, meters, actions and queues. These are required whenever row creation operations on such tables are supported." ::= { diffServMIBGroups 18 } END