假设88.22网卡为eth0,100.22网卡为eth1.加入路由如下:先指定一条default route:route add default dev eth0(1),然后route add -net 192.168.88.0 netmask 255.255.255.0 dev eth0route add -net 192.168.100.0 netmask 255.255.255.0 dev eth1