【移动应用开发技术】如何生成树协议PVST+实现阻止线路环绕与备份线路

【移动应用开发技术】如何生成树协议PVST+实现阻止线路环绕与备份线路

一：实验要求：二：所需设备：三：技术解释：四：实验拓扑：/upload/information/20200311/45/196614.jpg五：实验步骤：1.开启所有设备2.优化模拟器/upload/information/20200311/45/196615.jpg3.配置SW1的VLAN10和VLAN20，与TRUNK口/upload/information/20200311/45/196616.jpg/upload/information/20200311/45/196617.jpgSW1(config)#vlan

10SW1(config-vlan)#vlan

20SW1(config-vlan)#int

fa1/1SW1(config-if)#switchport

mode

accessSW1(config-if)#switchport

access

vlan

10SW1(config-if)#int

fa1/2SW1(config-if)#switchport

mode

accessSW1(config-if)#switchport

access

vlan

20SW1(config-if)#int

fa1/3SW1(config-if)#switchport

mode

trunkSW1(config-if)#switchport

trunk

encapsulation

dot1qSW1(config-if)#int

fa1/4SW1(config-if)#switchport

mode

trunkSW1(config-if)#switchport

trunk

encapsulation

dot1q4.配置SW2的Trunk/upload/information/20200311/45/196618.jpgSW2#conf

tSW2(config)#int

fa

1/1SW2(config-if)#switchport

mode

trunkSW2(config-if)#switchport

trunk

encapsulation

dot1qSW2(config-if)#int

fa1/10SW2(config-if)#switchport

mode

tSW2(config-if)#switchport

trunk

encapsulation

dot1q5.在SW2中配置PVST+/upload/information/20200311/45/196619.jpgSW2(config)#vlan

10SW2(config)#vlan

20SW2(config-vlan)#exSW2(config)#spanning-tree

vlan

10W2(config)#spanning-tree

vlan

10

root

primary6.查看PVST+/upload/information/20200311/45/196621.jpgSW2#show

spanning-tree

vlan

107.配置PC机IP

地址/upload/information/20200311/45/196622.jpg8.配置SW3的PVST+以及TRUNK口/upload/information/20200311/45/196623.jpg/upload/information/20200311/45/196624.jpgSW3#conf

tSW3(config)#vlan

10SW3(config-vlan)#vlan

20SW3(config-vlan)#int

fa

1/5SW3(config-if)#switchport

mode

trunkSW3(config-if)#switchport

trunk

encapsulation

dot1qSW3(config-if)#int

fa

1/10SW3(config-if)#switchport

mode

trunkSW3(config-if)#switchport

trunk

encapsulation

dot1qSW3(config)#spanning-tree

vlan

20

root

primary9.配置M1三层交换机，实现终结VLAN/upload/information/20200311/45/196625.jpgM1#conf

tM1(config)#int

range

fa1/1

-2M1(config-if-range)#switchport

mode

trunkM1(config-if-range)#switchport

trunk

encapsulation

dot1qM1(config)#vlan

10M1(config-vlan)#vlan

20M1(config-vlan)#int

vlan

10M1(config-if)#ip

add

M1(config-if)#no

shutM1(config-if)#int

vlan

20M1(config-if)#ip

add

M1(config-if)#no

shut10.验证/upload/info