[TriLUG] [BGLUG] problems with multiple interfaces on a RHEL5.5 x64 machine

David Black dave at jamsoft.com
Thu Nov 10 11:16:56 EST 2011


>From http://www.linuxfoundation.org/collaborate/workgroups/networking/bonding

"The active-backup, balance-tlb and balance-alb modes do not
require any specific configuration of the switch."

Other modes do, like 802.3ad (LACP) - my preference when the switch has it.

Dave

----- Original Message -----
> The switch must then also support link aggregation. Does the blade
> backplane support that?
> 
> On 11/10/2011 10:39 AM, David Black wrote:
> > Still not knowing what problem is solved/purpose served, the
> > following would probably do the job, while avoiding the reported
> > issues and confusion over what is supposed to happen:
> >
> > 1. Set up a single layer-2 bonded interface, e.g. eth1 + eth2 ->
> >  bond0
> > 2. Put the static IP address on bond0, and the secondary IP address
> > on bond0:0
> >
> > This also has the benefit of allowing both addresses to share 2x
> > the bandwidth (depending on bonding mode of course), and the alias
> > going up and down won't bounce any physical interface.
> >
> > Dave
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