Disabling a VLAN

Procedure
  1. Switch to configuration context with the command config.
  2. Switch to configuration context for the VLAN you want to disable with the command vlan.
  3. Disable the VLAN with the command shutdown.

Example

This example disables VLAN 10. 

switch(config)# config
switch(config)# vlan 10
switch(config-vlan-10)# shutdown