[openib-general] ipoib & the partial pkey

Hal Rosenstock halr at voltaire.com
Mon Feb 26 08:25:07 PST 2007


On Mon, 2007-02-26 at 10:37, Or Gerlitz wrote:
> Hal Rosenstock wrote:
> > On Sun, 2007-02-25 at 05:48, Or Gerlitz wrote:
> 
> >> Just to have us agree on the quote, it is from section 4 of rfc 4392 
> >> (page 14) eg in http://www.ietf.org/rfc/rfc4392.txt
> 
> >>> at the time of creating an IB multicast group, multiple values such as the
> >>> P_Key, Q_Key, Service Level, Hop Limit, Flow ID, TClass, MTU, etc.  have to be
> >>> specified.  These values should be such that all potential members of the IB
> >>> multicast group are able to communicate with one another when using them.
> 
> >> OK, I suggest to remove this spec limitation,
> 
> > IMO you would need to get the IB spec changed first in order to do this.
> 
> do you refers to this?
> 
> > What about the description og P_Key in MCMemberRecord (table 210 on p.
> > 908 which is compliance) which states:
> > 
> > "All members of the multicast group shall have full membership in the
> > partition indicated by the partition key."
> 
> if yes, indeed, this also has to be changed.

Yes, for one. There may be others; I didn't look exhaustively at the
spec for this.

-- Hal

> Or.
> 





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