Prerequisites for Configuring 802.1Q VLAN Interfaces
You must be in a user group associated with a task group that includes the proper task IDs. The command reference guides include the task IDs required for each command. If you suspect user group assignment is preventing you from using a command, contact your AAA administrator for assistance.
Before configuring 802.1Q VLAN interfaces, be sure that the following conditions are met:
You must have configured a Gigabit Ethernet interface, a 10-Gigabit Ethernet interface, a Fast Ethernet interface, or an Ethernet Bundle.