To shut down the VLAN switching feature in the switch and release all resources allocated to the VLAN, use the command shutdown vlan in Global Configuration Mode. The no form of the command starts and enables VLAN switching feature in the switch. The resources required for the VLAN feature are also allocated to it.The VLAN feature allows to segment logically a shared media VLAN for forming virtual work groups.
Global Configuration Mode
VLAN switching feature is started and enabled in the switch.
VLAN module can be shut down, only if the GARP module is shutdown. VLAN switching configuration is not allowed in the switch if the base bridge mode is set as transparent bridging.
iS5Comm(config)# no shutdown vlan