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Forum Discussion

smp_86112's avatar
smp_86112
Icon for Cirrostratus rankCirrostratus
Mar 16, 2010

LACP Behavior

I'm collaborating with our network team on setting up an etherchannel to a couple of new 6900 LTM units running in Active/Standby mode. I've got interface 1.1 and 1.3 on the LTM in a trunk on both LTM...
config
design
smp_86112's avatar
smp_86112
Icon for Cirrostratus rankCirrostratus
Mar 22, 2010
I closely examined the configs between the Active and Standby units, and found that I had created a VLAN group in a different partition at some point during my testing. I don't really know how to use VLAN groups yet (this was just a sandbox), but obviously it can seriously mess with my L2 communication. I removed the group and network traces confirm the L2 behavior I expect - the Standby now uses the base MAC address of the external VLAN instead of the masquerade MAC.