Ivan Voras wrote: > ifconfig vlan600 destroy > ifconfig vlan600 create > ifconfig vlan600 vlan 600 vlandev fxp1 > ifconfig vlan600 inet 10.20.0.1 netmask 255.255.255.0 Try ifconfig vlan600 create vlan 600 vlandev fxp1 10.20.0.1/24 -- Pieter