[openib-general] [Bug 266] IPoIB multicast does not work with RHEL4 U4

[Michael S. Tsirkin]

This is a bug in RHEL4 U4.
The issue is documented in OFED release notes, the solution is
is to stay with U3.

Quoting r. bugzilla-daemon at openib.org <bugzilla-daemon at openib.org>:
Subject: [Bug 266] IPoIB multicast does not work with RHEL4 U4

http://openib.org/bugzilla/show_bug.cgi?id=266





------- Comment #4 from sweitzen at cisco.com  2006-12-07 16:41 -------
What OS and kernel are you using?  I just took a closer look on RHEL4 U4
2.6.9-42.Elsmp x86_64, and I am seeting the same problem with OFED 1.1,
where sending IP multicast traffic causes the data to go to all hosts.
I do not see this problem when the sender is SLES10 i686 or RHEL4 U3.


> -----Original Message-----
> From: openib-general-bounces at openib.org 
> [mailto:openib-general-bounces at openib.org] On Behalf Of Sean Hubbell
> Sent: Wednesday, December 06, 2006 9:53 AM
> To: openib-general at openib.org
> Subject: [openib-general] Multicast Group Routing Question
> 
> Hello,
> 
>   I was testing our code and noticed that when I send data using 
> multicast over our ib0 interface, all of the infiniband 
> switches route 
> the data to each switch and each node instead of a node that has an 
> application listening to the interface like Ethernet. Is this 
> by design?
> 
> Thanks in advance,
> 
> Sean




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