Set the 'outside' interfaces up for DHCP
fw1# echo "dhcp" > /etc/hostname.vr1 fw2# echo "dhcp" > /etc/hostname.vr1
Set the 'inside' interfaces up for static IP
fw1# echo "inet 10.0.12.252 255.255.255.0 NONE" > /etc/hostname.vr2 fw2# echo "inet 10.0.12.253 255.255.255.0 NONE" > /etc/hostname.vr2
Make the changes take effect
fw1 and fw2# sh /etc/netstart