(shorewall) ADSL ADSL ADSL()telnet shorewalliptables () 

ip192.168.1.0 /24 dev eth1 src 192.168.1.10bsnl
ip192.168.1.1bsnl
ip192.168.0.0 /24 dev eth2 src 192.168.0.10tata
ip192.168.0.1tata
ip192.168.1.10bsnl
ip192.168.0.10tata
ip192.168.1.1 dev eth11 nexthopnexthop192.168.0.1 dev eth24

eth2 eth1
1.
2.
3.shorewall()