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On Wed, 11 Nov 2009 14:28:00 GMT
bugzilla-daemon@bugzilla.kernel.org wrote:

quoted text
> http://bugzilla.kernel.org/show_bug.cgi?id=14586
> 
>            Summary: bridge on bonding interface: DHCP replies don't get
>                     through
>            Product: Networking
>            Version: 2.5
>     Kernel Version: 2.6.31.5
>           Platform: All
>         OS/Version: Linux
>               Tree: Mainline
>             Status: NEW
>           Severity: normal
>           Priority: P1
>          Component: Other
>         AssignedTo: acme@ghostprotocols.net
>         ReportedBy: harald.dunkel@t-online.de
>         Regression: No
> 
> 
> I would like to run a bridge for kvm on a bonding interface (4 * 1Gbit, Intel
> e1000e). Problem: The DHCPDISCOVER packets sent by the guest show up on my dhcp
> server as expected, but the DHCPOFFER sent as a reply doesn't reach the guest
> behind the bridge.
> 
> Using tcpdump on host and guest I can see the DHCPOFFER on the bond0 and br0
> interface, but it never shows up on vnet0 or on the guest's eth0.
> 
> If I drop the bonding interface and use the host's eth2 for the bridge instead,
> then there is no such problem.
> 
> Kernel on host and guest is 2.6.31.5. Attached you can find more information
> about my setup. 
> 
> I had sent this information to the linux kvm mailing list before, but consensus
> was that this is a bridging problem. See
> 
>     http://www.spinics.net/lists/kvm/msg25153.html
> 
> There was no reply on the linux bridge mailing list, see 
> 
>    
> https://lists.linux-foundation.org/pipermail/bridge/2009-November/006749.html

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