[AG-TECH] IGMPv3, Source Specific Multicast, fully supported in Windows XP
Bill Nickless
nickless at mcs.anl.gov
Fri Aug 16 13:14:29 CDT 2002
[Regarding (S,G) vs (*,G) joins]
At 01:06 PM 8/16/2002 -0500, Jeffrey Eschbach wrote:
>- From an infrastructure perspective, you are reducing complexity...
> no Rendezvous Point, and therefore no need to initially establish a
> shared multicast tree to share traffic before moving to a more
> efficient source-based tree.
>- SSM for inter-domain multicast eliminates the problems with MSDP
> (see Bill's e-mail).
>- Everyone auto-joining every source in a group may not be the best
> case to consider for SSM... missing the benefits of being able to
> purposefully AVOID someone's source.
In theory I agree with everything you say above.
But in practice, deploying IGMPv3 support in edge switches and routers is
not trivial.
===
Bill Nickless http://www.mcs.anl.gov/people/nickless +1 630 252 7390
PGP:0E 0F 16 80 C5 B1 69 52 E1 44 1A A5 0E 1B 74 F7 nickless at mcs.anl.gov
More information about the ag-tech
mailing list