让除10.1.0.0/16 、内网之间、访问分校外必经10.1.0.6（Proxy）
!
ip Access-list extended Proxy
deny ip 10.1.0.0 0.0.255.255 any
deny ip 10.45.0.0 0.0.255.255 any
deny ip 10.0.0.0 0.255.255.255 10.0.0.0 0.255.255.255
deny ip 10.0.0.0 0.255.255.255 172.16.0.0 0.0.255.255
permit ip 10.0.0.0 0.255.255.255 any
!
route-map Proxy permit 10
match ip address Proxy
set ip next-hop 10.1.0.6
!
interface Vlan24
description Lab Subnet
ip address 10.14.0.1 255.255.0.0
ip access-group 101 in
ip helper-address 10.1.0.6
no ip directed-broadcast
ip pim sparse-mode
ip policy route-map Proxy
