vim /etc/iproute2/rt_tables

200     dstroute  #添加

/etc/rc.local

/sbin/ip route add 0.0.0.0/0.0.0.0 via 10.203.3.254 dev bond0 table dstroute

/sbin/ip rule add from 10.203.3.0/24 table dstroute pref 32765