@H_301_0@(启用生成树rstp，将二层设为根交换机
@H_301_0@评分：ruijie#sh spanning-tree)
@H_301_0@二层&三层：int fa0/3
@H_301_0@ sw mode tr
@H_301_0@ exit
@H_301_0@ spanning-tree
@H_301_0@ spanning-tree mode rstp
@H_301_0@ exit
@H_301_0@二层：spanning-tree priority 4096
@H_301_0@ exit
@H_301_0@ sh spanning-tree(root cost:18000 rootport)
@H_301_0@三层：int fa0/3
@H_301_0@ spanning-tree cost 1800
@H_301_0@ exit
@H_301_0@ sh spanning-tree (root cost:180000 rootport)
@H_301_0@
@H_301_0@4：创建四个vlan(评分：ruijie#sh vlan)
@H_301_0@Ruijie(config)#vlan 11
@H_301_0@Ruijie(config)#int f0/11
@H_301_0@Ruijie(config-FastEthernet 0/11)#switchport mode access
@H_301_0@Ruijie(config-FastEthernet 0/11)#switchport access vlan 11
@H_301_0@Ruijie(config-FastEthernet 0/11)#exit
@H_301_0@Ruijie(config)#sh vlan
@H_301_0@
@H_301_0@
@H_301_0@5:vlan33的数据包不打标签，vlan44的数据包无法通过交换机的链路
@H_301_0@int agg 1
@H_301_0@ sw trunk native vlan33
@H_301_0@ sw trunk allowed vlan remove 44
