HI i have 20 alias interface, iam not able to MASQ using that interface, is this iptables supports this option [root@xxxxxxxxx root]# iptables -I FORWARD -i eth0:1 -s 92.168.100.0/24 -j MASQUERADE Warning: wierd character in interface `eth0:1' (No aliases, :, ! or *). iptables: Target problem hare