[openib-general] some IB multicast sendonly thoughts

[Hal Rosenstock]

On Tue, 2007-01-16 at 12:31, Or Gerlitz wrote:
> Eitan Zahavi wrote:
> > Or Gerlitz wrote:
> >> Eitan Zahavi wrote:
> 
> >> So you are saying that the GW **has** to listen on IGMP at the Eth 
> >> side and **has** to do IB SA join in the only way that forces the SA 
> >> to create the group --> FullMember ?
> 
> > Yes
> 
> >> If indeed, this is kind of bad, 
> 
> > I find it very reasonable
> 
> OK, going fwd with this approach, the GW got IGMP --> so it did FULL 
> MEMBER join and the group is created, what is going on when the Eth 
> multicast node stopped doing RX is there a "leave" IGMP which the GW can 
> trap and act?

Leave is supported in IGMPv2 and v3. v1 only had reports so the host(s)
would need to be polled in that case.

-- Hal

> Or.
> 
> 
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