echo 200 silence >> /etc/iproute2/rt_tables

ip rule add from 10.192.0.230 table silence
ip rule add from 10.192.0.231 table silence
ip rule add from 10.192.0.232 table silence
ip rule add from 10.192.0.233 table silence
ip rule add from 10.192.0.234 table silence
ip rule add from 10.192.0.235 table silence
ip rule add from 10.192.0.236 table silence
ip route add default via 117.172.xxx.1 dev eth2 table silence


iptables -t nat -A POSTROUTING -s 10.192.0.230/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.231/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.232/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.233/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.234/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.235/32 -j SNAT --to-source 117.172.xxx.17
iptables -t nat -A POSTROUTING -s 10.192.0.236/32 -j SNAT --to-source 117.172.xxx.17