A、帮三层交换机路由:
ip route default 10.3.1.X(路由器外网网关)
ip route 192.168.1.0 255.255.255.0 172.16.1.2
ip route 192.168.2.0 255.255.255.0 172.16.1.2
ip route 192.168.3.0 255.255.255.0 172.16.1.2
ip route 192.168.4.0 255.255.255.0 172.16.1.2
ip route 192.168.5.0 255.255.255.0 172.16.1.2
ip route 192.168.6.0 255.255.255.0 172.16.1.2
ip route 172.16.3.0 255.255.255.0 172.16.1.2
B、端口1024以上的不能访问
deny tcp any any gt 1024
deny udp any any gt 1024
permit ip any any