Use the dladm delete-vlan command to delete VLAN configurations on your system.
This example shows how to delete a VLAN configuration.
# dladm show-vlan LINK VID OVER FLAGS web1 111 net0 ---- auth1 112 net0 ---- app1 113 net0 ---- web2 111 net1 ---- auth2 112 net1 ---- app2 113 net1 ---- web3 111 net2 ---- auth3 113 net2 ---- # ipadm delete-ip web1 # dladm delete-vlan web1