下联端口的做法： interface Ethernet 1/0/1 port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 522 to 537 4000 此端口下所带设备的vlan和网管vlan必须要通过，
上联端口的做法 interface GigabitEthernet1/1/1 duplex full speed 1000 port link-type trunk undo port trunk permit vlan 1 port trunk permit vlan 2 to 1537 4000 此交换机所建立的vlan和网管vlan必须通过
网管地址和路由 interface Vlan-interface 4094 ip address 60.*.*.* 255.255.255.224 q ip route-static 0.0.0.0 0.0.0.0 60.*.*.1 preference 60
