Re: hello

[Dirk Ooms <Dirk.Ooms@alcatel.be>]

Ali Boudani wrote:
> 
> I was wondering that SSM (before was the SImple Muticast or EXPRESS) use
> a channel like (S, G) and the drafts are saying that this is the
> solution to the address allocation problem because each group is
> represented with the souce address also.  but why??
> figure this : 2 groups (having the same address) want to recieve from
> the same source. 

I have difficulty in understanding what you are writing, but I think
that the main point that you are missing is that a sender will never use
the same group address for two different streams.  The sender determines
wich G to use for a certain stream.

dirk

the (simple multicast or EXPRESS or SSM) will consider
> them as the same group
> So in this case any (S, G) = (S, G1) .... (S, Gn) and there is no sense
> in the adress group of the recievers.
> at the same time if G2 (the recievers in the G2 but having the G
> multicast address group) for example want to recieve from S2 , in that
> case all the G1.... Gn will recieve the data.
> 
> am I right ??
> thanx