Below shows the basic minimal configuration for create a Trunk Port. This will allow all VLANs to be sent (still VLAN tagged) out of fast ethernet 0/11.
(config)#Int fast0/11
(config-if)#switchport mode trunk
(config-if)#switchport trunk encapsulation dot1q
Rick Donato is a Network Automation Architect/Evangelist and the founder of Packet Coders.
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