Transparent Proxy mangle for NetGear router

ng-iprules.sh

#!/usr/bin/expect
set timeout 20
set hostName [lindex $argv 0]
set userName [lindex $argv 1]
set password [lindex $argv 2]

spawn telnet $hostName

expect "DGN2200v3 login: "
send "$userName\r"
expect "Password:"
send "$password\r";
expect "#"
send "iptables -t mangle -A PREROUTING -p tcp --dport 80 -s 192.168.1.10 -j ACCEPT\r";
expect "#"
send "iptables -t mangle -A PREROUTING -p tcp --dport 80 -j MARK --set-mark 3\r";
expect "#"
send "ip rule add fwmark 3 table 2\r";
expect "#";
send "ip route add default via 192.168.1.10 dev group1 table 2\r";
expect "#";
send "exit";