ensp实验 vrrp、mstp案例

PC机配置地址

 

sys
Enter system view, return user view with Ctrl+Z.
[SW1]vlan batch 10 20
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW1]int e0/0/2
[SW1-Ethernet0/0/2]port link-type access
[SW1-Ethernet0/0/2]port default vlan 10
#接入层SW连接终端设备的接口配置为边缘接口，实现discarding到forwarding的跳跃过渡，避免因拓扑变化导致的无意义等待。
[SW1-Ethernet0/0/2]stp edged-port enable //此接口的生成树状态配置为边缘接口（不受生成树计时器的影响）
[SW1-Ethernet0/0/2]int e0/0/1
[SW1-Ethernet0/0/1]port link-type trunk
[SW1-Ethernet0/0/1]port trunk allow-pass vlan all
[SW1-Ethernet0/0/2]int e0/0/3
[SW1-Ethernet0/0/3]port link-type trunk
[SW1-Ethernet0/0/3]port trunk allow-pass vlan all
[SW1-Ethernet0/0/3]qu
[SW1]stp region-configuration 	
[SW1-mst-region]region-name rg1
[SW1-mst-region]instance 1 vlan 10
[SW1-mst-region]instance 2 vlan 20
[SW1-mst-region]active region-configuration 

[Huawei]sys SW2
[SW2]vlan b 10 20
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW2]int e0/0/2
[SW2-Ethernet0/0/2]p l a
[SW2-Ethernet0/0/2]p d v 20
[SW2-Ethernet0/0/2]int e0/0/1
[SW2-Ethernet0/0/1]p l t
[SW2-Ethernet0/0/1]p t a v a
[SW2-Ethernet0/0/1]int e0/0/3
[SW2-Ethernet0/0/3]p l t
[SW2-Ethernet0/0/3]p t a v a
[SW2-Ethernet0/0/3]qu
[SW2]stp region-configuration 
[SW2-mst-region]region-name rg1	
[SW2-mst-region]instance 1 vlan 10
[SW2-mst-region]instance 2 v 20
[SW2-mst-region]active region-configuration 
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW2-mst-region]qu
[SW2]

[Huawei]sys SW3 
[SW3]int Eth-Trunk 1
[SW3-Eth-Trunk1]trunkport g0/0/3
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW3-Eth-Trunk1]port link-type trunk	
[SW3-Eth-Trunk1]port trunk allow-pass vlan all
[SW3-Eth-Trunk1]trunkport g0/0/4
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW3-Eth-Trunk1]port link-type trunk
[SW3-Eth-Trunk1]port trunk allow-pass vlan all
[SW3-Eth-Trunk1]qu

[SW3]vlan batch 10 20 30
[SW3]int g0/0/1
[SW3-GigabitEthernet0/0/1]p l a
[SW3-GigabitEthernet0/0/1]p d v 30
[SW3-GigabitEthernet0/0/1]int g0/0/2
[SW3-GigabitEthernet0/0/2]p l t
[SW3-GigabitEthernet0/0/2]p t a v a
[SW3-GigabitEthernet0/0/2]int g0/0/5
[SW3-GigabitEthernet0/0/5]p l t
[SW3-GigabitEthernet0/0/5]p t a v a
[SW3-GigabitEthernet0/0/5]qu
[SW3]int vlan 10
[SW3-Vlanif10]ip add 10.1.1.3 24
[SW3-Vlanif10]int vlan 20
[SW3-Vlanif20]ip add 10.1.2.3 24
[SW3-Vlanif20]int vlan 30
[SW3-Vlanif30]ip add 10.1.4.3 24
[SW3-Vlanif30]qu
[SW3]int vlan 10
[SW3-Vlanif10]vrrp vrid 1 virtual-ip 10.1.1.254
[SW3-Vlanif10]vrrp vrid 1 priority 120   //设置本VRRP工作组1在本路由器的优先级为120（默认100.越大越优先，优先者会成为数据的实际转发者）
[SW3-Vlanif10]int vlan 20
[SW3-Vlanif20]vrrp vrid 2 virtual-ip 10.1.2.254
[SW3-Vlanif20]qu
[SW3]stp region-configuration      //配置多生成树实例
[SW3-mst-region]instance 1 vlan 10    //创建生成树实例1映射vlan 10
[SW3-mst-region]instance 2 vlan 20    //创建生成树实例2映射vlan 20
[SW3-mst-region]region-name rg1    //修改本SW的域名为MSTP（默认为SW的背板MAC，全网统一）
[SW3-mst-region]active region-configuration   //激活以上对MSTP的配置 
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW3]stp instance 1 root primary     //本SW-1为生成树实例1的主根桥
[SW3]stp instance 2 root secondary   //本SW-1为生成树实例2的备份根桥
[SW3]ospf
[SW3-ospf-1]area 0
[SW3-ospf-1-area-0.0.0.0]network 10.1.1.0 0.0.0.255
[SW3-ospf-1-area-0.0.0.0]network 10.2.2.0 0.0.0.255
[SW3-ospf-1-area-0.0.0.0]net 10.1.4.0 0.0.0.255

[Huawei]sys SW4
[SW4]int Eth-Trunk 1
[SW4-Eth-Trunk1]trunkport g0/0/1
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW4-Eth-Trunk1]trunkport g0/0/2
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW4-Eth-Trunk1]p l t
[SW4-Eth-Trunk1]p t a v a
[SW4-Eth-Trunk1]int g0/0/3
[SW4-GigabitEthernet0/0/3]qu
[SW4]vlan b 10 20 30
Info: This operation may take a few seconds. Please wait for a moment...done.
[SW4]int g0/0/6
[SW4-GigabitEthernet0/0/6]p d v 30
[SW4-GigabitEthernet0/0/6]int g0/0/5
[SW4-GigabitEthernet0/0/5]p l t
[SW4-GigabitEthernet0/0/5]p t a v a
[SW4-GigabitEthernet0/0/5]int g0/0/4
[SW4-GigabitEthernet0/0/4]p l t
[SW4-GigabitEthernet0/0/4]p t a v a
[SW4-GigabitEthernet0/0/4]qu
[SW4]int vlan 30
[SW4-Vlanif30]ip add 10.1.5.3 24
[SW4-Vlanif30]qu
[SW4]int vlan 20
[SW4-Vlanif20]ip add 10.1.2.4 24
[SW4-Vlanif20]int vlan 10
[SW4-Vlanif10]ip add 10.1.1.4 24
[SW4-Vlanif10]qu
#SW4的vlanif 20为10.1.2.254的主网关，SW3的vlanif 20作为备份10.1.2.254网段的虚拟网关地址为10.1.2.254
[SW4]int vlan 10	
[SW4-Vlanif10]vrrp vrid 1 virtual-ip 10.1.1.254
[SW4-Vlanif10]int v 20	
[SW1-Vlanif20]vrrp vrid 2 virtual-ip 10.1.2.254
[SW4-Vlanif20]vrrp vrid 2 priority 120
//设置本VRRP工作组2在本路由器的优先级为120（默认100.越大越优先，优先者会成为数据的实际转发者）
[SW4]stp instance 1 root secondary 
[SW4]stp instance 2 root primary 
[SW4]ospf
[SW4-ospf-1]area 0
[SW4-ospf-1-area-0.0.0.0]network 10.1.1.0 0.0.0.255
[SW4-ospf-1-area-0.0.0.0]network 10.1.2.0 0.0.0.255
[SW4-ospf-1-area-0.0.0.0]network 10.1.5.0 0.0.0.255
[SW4-ospf-1-area-0.0.0.0]qu
[SW4-ospf-1]
//设置本VRRP工作组2在本路由器的优先级为120（默认100.越大越优先，优先者会成为数据的实际转发者）
[SW4]stp instance 1 root secondary 
[SW4]stp instance 2 root primary

路由器和SW级连链路运行OSPF，SW连接Router的链路接口配置为access；SW之间的级联链路配置为trunk，放行vlan自行决定

[Huawei]sys R
[R]int g0/0/0
[R-GigabitEthernet0/0/0]ip add 10.1.4.1 24
[R-GigabitEthernet0/0/0]int g0/0/1
[R-GigabitEthernet0/0/1]ip add 10.1.5.1 24

[R]int loo 0
[R-LoopBack0]ip add 1.1.1.1 32
[R-LoopBack0]ospf
[R-ospf-1]area 0
[R-ospf-1-area-0.0.0.0]network 10.1.4.0 0.0.0.255
[R-ospf-1-area-0.0.0.0]network 10.1.5.0 0.0.0.255
[R-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0
[R-ospf-1-area-0.0.0.0]qu

查看SW3、SW4的master和backup

  

 查看R的路由表

PC1长pingPC2 切断 SW4与SW2线路，测试MSTP备份是否生效ping 10.1.2.1（生效）

PC1pingPC2 关闭SW4 ，测试MSTP与BRRP的备份是否生效ping 10.1.2.1 -t （生效）

PC1长pingPC2 切断 SW3与SW1线路，测试MSTP备份是否生效ping 10.1.2.1（（生效））

 PC1pingPC2 关闭SW3，测试MSTP与BRRP的备份是否生效ping 10.1.2.1 -t（生效）