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Forum Discussion

Fmartin_116699's avatar
Fmartin_116699
Icon for Nimbostratus rankNimbostratus
Aug 21, 2013

Problem with VLAN on a trunk partition

Hello,   I have a problem that is taking days to resolve. I am stuck. How can I troubleshooting the VLAN configuration on the interface. The configuration looks fine, but I am pretty sure, the Big...
availability
BIG-IP Access Policy Manager (APM)
security
Hamish's avatar
Hamish
Icon for Cirrocumulus rankCirrocumulus
Aug 21, 2013

At first glance it looks OK.

 

You can easily verify by performing a tcpdump on the trunk/interface and specifying the '-e' parameter (With appropriate filters in place so you don't get over whelmed with info).

 

tcpdump will then show you the VLAN TAG being used on the packet.

 

What makes you think it's not being tagged?

 

H