Re: A better name than ISM

[Toerless Eckert <eckert@cisco.com>]

> The key difference is that in SSM receivers join a source/channel,
> whereas in ISM they join a group (or group of sources).  The ideal
> name would probably be Group-Specific Multicast, but that acronym is
> taken.  Source-Group Multicast would work too, but (informally at
> least) that acronym is also taken.  How about Group-Addressed
> Multicast (GAM), Internet Group Multicast (IGM) or just Group
> Multicast (GM)?

I think the original term used in rfc1112 is "Host Group Multicast",
which would abbrviate to HGM.

Cheers
	Toerless