Re: IGMP report messages..
John Zwiebel <[email protected]>
| Newsgroups | gmane.ietf.magma |
|---|---|
| Message-ID | <[email protected]> |
On Oct 12, 2006, at 7:17 AM, AJAY THAKUR wrote: > Hi, > I have doubt about IGMP report messages. > IGMP report messages are sent to group-address. > Is there any reason why we don't send messages to > ALL_IGMP_HOSTS ? (at least once in 100 sec.). So > that routers can learn groups dynamically. How about because that was the way IGMPv1/v2 were defined? It created a lot of problems which is why it was changed in IGMPv3 > > As of now most router implementations does not accept > packet from any UNKNOWN group. So it can accept packet > only if router has configuration about possible groups > in its network. "Most" I doubt it. If so, those router implementations are broken. > Many implementation does not support Router Alert Option as > well. So what is the soultion for this ? Many what implementations? Routers certainly do. Hosts may or may not. Routers just have to deal with it. > > with regards, > Ajay Thakur > > > > _______________________________________________ > magma mailing list > [email protected] > https://www1.ietf.org/mailman/listinfo/magma