Trunking and sub-interfaces on the same switchport

7 10 2008

For some reason, I never knew that you could trunk and use a sub-interface on the same port of a Catalyst 6500, so I’m recording it here for personal reference.

What I wanted to achieve was to connect two 7600 routers over an Ethernet pseudowire (E-Line, EoMPLS circuit, AToM circuit, Martini circuit – whatever it’s called these days).   The reason I needed to do so was that the interveninig 6500 routers were only getting a default route via BGP from the 7600s. Read the rest of this entry »

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