I am new in using LISA,I want configure a PC with four NICs to be a switch,so I did #ifconfig eth0 0.0.0.0 up #ifconfig eth1 0.0.0.0 up #ifconfig eth2 0.0.0.0 up #ifconfig eth3 0.0.0.0 up #swctl add eth0 #swctl add eth1 #swctl add eth2 #swctl add eth3 Are these Okay? Thanks