1. 实验目的
- 熟悉RSTP的应用场景
- 掌握RSTP的配置方法
2. 实验拓扑
实验拓扑如图所示：
图：MSTP实验
想要华为数通配套实验拓扑和配置笔记的朋友们点赞+关注，评论区留下邮箱发给你!
3. 实验步骤
（1） 创建VLAN
LSW1的配置
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info-center enable
[Huawei]sysname LSW1
[LSW1]vlan batch 10 20 30 40 50 60 70 80
LSW2的配置
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info-center enable
Info: Information center is disabled.
[Huawei]sysname LSW2
[LSW2]vlan batch 10 20 30 40 50 60 70 80
LSW3的配置
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info-center enable
Info: Information center is disabled.
[Huawei]sysname LSW3
[LSW3]vlan batch 10 20 30 40 50 60 70 80
LSW4的配置
<Huawei>system-view
Enter system view, return user view with Ctrl+Z.
[Huawei]undo info-center enable
Info: Information center is disabled.
[Huawei]sysname LSW4
[LSW4]vlan batch 10 20 30 40 50 60 70 80
（2） 设置trunk
LSW1的配置
[LSW1]port-group 1
[LSW1-port-group-1]group-member GigabitEthernet 0/0/1
[LSW1-port-group-1]group-member GigabitEthernet 0/0/7
[LSW1-port-group-1]group-member g0/0/6
[LSW1-port-group-1]group-member g0/0/4
[LSW1-port-group-1]port link-type trunk
[LSW1-port-group-1]port trunk allow-pass vlan all
[LSW1-port-group-1]quit
LSW2的配置
[LSW2]port-group 1
[LSW2-port-group-1]group-member GigabitEthernet 0/0/1
[LSW2-port-group-1]group-member g0/0/7
[LSW2-port-group-1]group-member g0/0/5
[LSW2-port-group-1]group-member g0/0/2
[LSW2-port-group-1]port link-type trunk
[LSW2-port-group-1]port trunk allow-pass vlan all
[LSW2-port-group-1]quit
LSW3的配置
[LSW3]port-group 1
[LSW3-port-group-1]group-member g0/0/4
[LSW3-port-group-1]group-member g0/0/3
[LSW3-port-group-1]group-member g0/0/5
[LSW3-port-group-1]port link-type trunk
[LSW3-port-group-1]port trunk allow-pass vlan all
[LSW3-port-group-1]quit
LSW4的配置
[LSW4]port-group 1
[LSW4-port-group-1]group-member g0/0/3
[LSW4-port-group-1]group-member g0/0/6
[LSW4-port-group-1]group-member g0/0/2
[LSW4-port-group-1]port link-type trunk
[LSW4-port-group-1]port trunk allow-pass vlan all
[LSW4-port-group-1]quit
（3） 配置MSTP
LSW1的配置
[LSW1]stp enable //启用STP，默认配置
[LSW1]stp mode mstp //STP的模式为MSTP，默认配置
[LSW1]stp region-configuration //进入MST域视图
[LSW1-mst-region]region-name hcip //MSTP的域名为hcip
[LSW1-mst-region]revision-level 1 //MST域的修订级别为1，默认为0
[LSW1-mst-region]instance 1 vlan 10 30 50 70 //实例1关联vlan 10 30 50 70
[LSW1-mst-region]instance 2 vlan 20 40 60 80 //实验2关系vlan 20 40 60 80
[LSW1-mst-region]active region-configuration //激活MST域的配置
[LSW1-mst-region]quit
LSW2的配置
[LSW2]stp enable
[LSW2]stp mode mstp
[LSW2]stp region-configuration
[LSW2-mst-region]region-name hcip
[LSW2-mst-region]region-name
[LSW2-mst-region]revision-level 1
[LSW2-mst-region]instance 1 vlan 10 30 50 70
[LSW2-mst-region]instance 2 vlan 20 40 60 80
[LSW2-mst-region]active region-configuration
[LSW2-mst-region]quit
LSW3的配置
[LSW3]stp enable
[LSW3]stp mode mstp
[LSW3]stp region-configuration
[LSW3-mst-region]region-name hcip
[LSW3-mst-region]revision-level 1
[LSW3-mst-region]instance 1 vlan 10 30 50 70
[LSW3-mst-region]instance 2 vlan 20 40 60 80
[LSW3-mst-region]active region-configuration
[LSW3-mst-region]quit
LSW4的配置
[LSW4]stp enable
[LSW4]stp mode mstp
[LSW4]stp region-configuration
[LSW4-mst-region]region-name hcip
[LSW4-mst-region]revision-level 1
[LSW4-mst-region]instance 1 vlan 10 30 50 70
[LSW4-mst-region]instance 2 vlan 20 40 60 80
[LSW4-mst-region]active region-configuration
[LSW4-mst-region]quit
（4） 配置主根网桥和备用根网桥
LSW1的配置
[LSW1]stp instance 1 root primary
[LSW1]stp instance 2 root secondary
LSW2的配置
[LSW2]stp instance 1 root secondary
[LSW2]stp instance 2 root primary
(5)设置边缘端口
[LSW3]interface g0/0/1
[LSW3-GigabitEthernet0/0/1]stp edged-port enable
[LSW4]interface g0/0/1
[LSW4-GigabitEthernet0/0/1]stp edged-port enable
[LSW4-GigabitEthernet0/0/1]quit
想要华为数通配套实验拓扑和配置笔记的朋友们点赞+关注，评论区留下邮箱发给你!
4. 实验调试
（1）查看实例1的接口角色
查看LSW1实例1的信息
[LSW1]display stp instance 1 brief
MSTID Port Role STP State Protection
1 GigabitEthernet0/0/1 DESI FORWARDING NONE
1 GigabitEthernet0/0/4 DESI FORWARDING NONE
1 GigabitEthernet0/0/6 DESI FORWARDING NONE
1 GigabitEthernet0/0/7 DESI FORWARDING NONE
查看LSW2实例1的信息
[LSW2]display stp instance 1 brief
MSTID Port Role STP State Protection
1 GigabitEthernet0/0/1 ROOT FORWARDING NONE
1 GigabitEthernet0/0/2 DESI FORWARDING NONE
1 GigabitEthernet0/0/5 DESI FORWARDING NONE
1 GigabitEthernet0/0/7 ALTE DISCARDING NONE
查看LSW3实例1的信息
<LSW3>display stp instance 1 brief
MSTID Port Role STP State Protection
1 GigabitEthernet0/0/3 DESI FORWARDING NONE
1 GigabitEthernet0/0/4 ROOT FORWARDING NONE
1 GigabitEthernet0/0/5 ALTE DISCARDING NONE
查看LSW4实例1的信息
<LSW4>display stp instance 1 brief
MSTID Port Role STP State Protection
1 GigabitEthernet0/0/2 ALTE DISCARDING NONE
1 GigabitEthernet0/0/3 ALTE DISCARDING NONE
1 GigabitEthernet0/0/6 ROOT FORWARDING NONE
通过以上输出可以看到在实例1中每一个端口的角色如图所示：所示：
图：端口角色
(2)查看实例2的端口角色
在LSW1上查看
[LSW1]display stp instance 2 brief
MSTID Port Role STP State Protection
2 GigabitEthernet0/0/1 ROOT FORWARDING NONE
2 GigabitEthernet0/0/4 DESI FORWARDING NONE
2 GigabitEthernet0/0/6 DESI FORWARDING NONE
2 GigabitEthernet0/0/7 ALTE DISCARDING NONE
在LSW2上查看
[LSW2]display stp instance 2 brief
MSTID Port Role STP State Protection
2 GigabitEthernet0/0/1 DESI FORWARDING NONE
2 GigabitEthernet0/0/2 DESI FORWARDING NONE
2 GigabitEthernet0/0/5 DESI FORWARDING NONE
2 GigabitEthernet0/0/7 DESI FORWARDING NONE
在LSW3上查看
<LSW3>display stp instance 2 brief
MSTID Port Role STP State Protection
2 GigabitEthernet0/0/3 DESI FORWARDING NONE
2 GigabitEthernet0/0/4 ALTE DISCARDING NONE
2 GigabitEthernet0/0/5 ROOT FORWARDING NONE
在LSW4上查看
<LSW4>display stp instance 2 brief
MSTID Port Role STP State Protection
2 GigabitEthernet0/0/2 ROOT FORWARDING NONE
2 GigabitEthernet0/0/3 ALTE DISCARDING NONE
2 GigabitEthernet0/0/6 ALTE DISCARDING NONE
通过以上输出可以看到每台交换机上端口的角色如图所示：
图：端口角色
想要华为数通配套实验拓扑和配置笔记的朋友们点赞+关注，评论区留下邮箱发给你!