因为你上面没有说掩码 在这里我默认掩码为24位
2620A
network 172.25.160.0 0.0.0.255 area 0
network 10.0.0.0 0.0.0.255 area 0
network 192.168.0.0 0.0.0.255 area 0
2620B
network 172.16.0.0 0.0.0.255 area 0
network 10.0.0.0 0.0.0.255 area 0
network 192.168.7.0 0.0.0.255 area 0
2620C
network 172.16.0.0 0.0.0.255 area 0
network 192.200.10.0 0.0.0.255 area 0
network 192.168.0.0 0.0.0.255 area 0
2620D
network 172.16.1.0 0.0.0.255 area 0
network 192.200.10.0 0.0.0.255 area 0
如上宣告 就可以通了