====== 添加到主机的路由 ======

# route add –host 192.168.168.110 dev eth0
# route add –host 192.168.168.119 gw 192.168.168.1
====== 添加到网络的路由 ======
# route add –net IP netmask MASK eth0
# route add –net IP netmask MASK gw IP
# route add –net IP/24 eth1
====== 添加默认网关 ======
# route add default gw IP
====== 删除路由 ======
# route del –host 192.168.168.110 dev eth0
====== 永久修改 ======

1.在/etc/rc.local里添加\\
方法：\\
route add -net 192.168.3.0/24 dev eth0\\
route add -net 192.168.2.0/24 gw 192.168.3.254\\
2.在/etc/sysconfig/network里添加到末尾\\
方法：GATEWAY=gw-ip 或者 GATEWAY=gw-dev\\
3./etc/sysconfig/static-router :\\
any net x.x.x.x/24 gw y.y.y.y\\