fex 101 pinning max-links 1 description "FEX0101" fex 102 pinning max-links 1 description "FEX0102" interface port-channel101 switchport mode fex-fabric fex associate 101 vpc 101 interface port-channel102 switchport mode fex-fabric fex associate 102 vpc 102 interface Ethernet1/1 switchport mode fex-fabric fex associate 101 channel-group 101 interface Ethernet1/2 switchport mode fex-fabric fex associate 102 channel-group 102