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只有物理环路，怎么处理？感谢！

2024-10-15提问

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zhiliao_f6aW5T

zhiliao_f6aW5T 零段

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问题描述：

组网及组网描述：

做了MSTP 设置S1做为VLAN 88、100的主根，S6为vlan40 50 的主根，但是BAG99聚合端口还是阻塞的，

将BAG99聚合端口的STP关掉后，网络恢复正常，要怎么解决？

4 个回答

按时间按赞数

zhiliao_wtEeX

zhiliao_wtEeX 二段

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用RRPP或者OSPF做三层环

回复zhiliao_f6aW5T:

可以解决呀V9293357

zhiliao_wtEeX 发表时间：2024-10-15 更多>>

这是网络改造，S2原本是波分，现在改用交换机做互联。除这S1和S2之外还有其他的网络。S1和S2一个是核心，一个是汇聚

zhiliao_f6aW5T 发表时间：2024-10-15

回复zhiliao_f6aW5T:

可以解决呀V9293357

zhiliao_wtEeX 发表时间：2024-10-15

zhiliao_pCyzQq

zhiliao_pCyzQq 三段

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配置问题，mstp按图上组网是没有问题的

不好意思，配置重新写在下面了

zhiliao_f6aW5T 发表时间：2024-10-15 更多>>

S1 stp region-configuration region-name neiwang instance 1 vlan 100 instance 4 vlan 88 active region-configuration # stp instance 1 4 root primary stp global enable [s1]DIS STP brief MST ID Port Role STP State Protection 0 Bridge-Aggregation100 DESI FORWARDING NONE 0 GigabitEthernet1/0/1 DESI FORWARDING NONE 0 GigabitEthernet1/0/4 DESI FORWARDING NONE 0 GigabitEthernet1/0/5 DESI FORWARDING NONE 0 GigabitEthernet1/0/6 DESI FORWARDING NONE 1 Bridge-Aggregation100 DESI FORWARDING NONE 4 GigabitEthernet1/0/1 DESI FORWARDING NONE S6 stp region-configuration region-name neiwang instance 2 vlan 40 instance 3 vlan 50 instance 4 vlan 88 active region-configuration # stp instance 2 to 3 root primary stp global enable [s6]dis stp brief MST ID Port Role STP State Protection 0 Bridge-Aggregation99 ALTE DISCARDING NONE 0 GigabitEthernet1/0/1 ROOT FORWARDING NONE 0 GigabitEthernet1/0/6 DESI FORWARDING NONE 0 GigabitEthernet1/0/7 DESI FORWARDING NONE 2 Bridge-Aggregation99 ALTE DISCARDING NONE 2 GigabitEthernet1/0/6 DESI FORWARDING NONE 3 Bridge-Aggregation99 ALTE DISCARDING NONE 3 GigabitEthernet1/0/7 DESI FORWARDING NONE 4 GigabitEthernet1/0/1 MAST FORWARDING NONE S2 stp region-configuration region-name neiwang instance 1 vlan 100 instance 2 vlan 40 instance 3 vlan 50 active region-configuration # stp global enable [s2]dis stp brief MST ID Port Role STP State Protection 0 Bridge-Aggregation32 ROOT FORWARDING NONE 0 Bridge-Aggregation54 DESI FORWARDING NONE 0 Bridge-Aggregation100 DESI FORWARDING NONE 1 Bridge-Aggregation32 MAST FORWARDING NONE 1 Bridge-Aggregation100 DESI FORWARDING NONE 2 Bridge-Aggregation54 DESI FORWARDING NONE 2 Bridge-Aggregation100 DESI FORWARDING NONE 3 Bridge-Aggregation54 DESI FORWARDING NONE 3 Bridge-Aggregation100 DESI FORWARDING NONE

zhiliao_f6aW5T 发表时间：2024-10-15

不好意思，配置重新写在下面了

zhiliao_f6aW5T 发表时间：2024-10-15

zhiliao_f6aW5T

zhiliao_f6aW5T 知了小白

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配置文件如下，BAG99是阻塞的

stp region-configuration

region-name neiwang

instance 1 vlan 100

instance 4 vlan 88

active region-configuration

stp instance 1 4 root primary

stp global enable

[s1]DIS STP brief

[s1]DIS STP brief
MST ID Port Role STP State Protection
0 Bridge-Aggregation100 DESI FORWARDING NONE
0 GigabitEthernet1/0/1 DESI FORWARDING NONE
0 GigabitEthernet1/0/4 DESI FORWARDING NONE
0 GigabitEthernet1/0/5 DESI FORWARDING NONE
0 GigabitEthernet1/0/6 DESI FORWARDING NONE
1 Bridge-Aggregation100 DESI FORWARDING NONE
4 GigabitEthernet1/0/1 DESI FORWARDING NONE

stp region-configuration
region-name neiwang
instance 2 vlan 40
instance 3 vlan 50
instance 4 vlan 88
active region-configuration
#
stp instance 2 to 3 root primary
stp global enable

[s6]dis stp brief
MST ID Port Role STP State Protection
0 Bridge-Aggregation99 ALTE DISCARDING NONE
0 GigabitEthernet1/0/1 ROOT FORWARDING NONE
0 GigabitEthernet1/0/6 DESI FORWARDING NONE
0 GigabitEthernet1/0/7 DESI FORWARDING NONE
2 Bridge-Aggregation99 ALTE DISCARDING NONE
2 GigabitEthernet1/0/6 DESI FORWARDING NONE
3 Bridge-Aggregation99 ALTE DISCARDING NONE
3 GigabitEthernet1/0/7 DESI FORWARDING NONE
4 GigabitEthernet1/0/1 MAST FORWARDING NONE

stp region-configuration
region-name neiwang
instance 1 vlan 100
instance 2 vlan 40
instance 3 vlan 50
active region-configuration
#
stp global enable

[s2]dis stp brief
MST ID Port Role STP State Protection
0 Bridge-Aggregation32 ROOT FORWARDING NONE
0 Bridge-Aggregation54 DESI FORWARDING NONE
0 Bridge-Aggregation100 DESI FORWARDING NONE
1 Bridge-Aggregation32 MAST FORWARDING NONE
1 Bridge-Aggregation100 DESI FORWARDING NONE
2 Bridge-Aggregation54 DESI FORWARDING NONE
2 Bridge-Aggregation100 DESI FORWARDING NONE
3 Bridge-Aggregation54 DESI FORWARDING NONE
3 Bridge-Aggregation100 DESI FORWARDING NONE

stp region-configuration region-name neiwang instance 2 vlan 40 instance 3 vlan 50 instance 4 vlan 88 active region-configuration 这里两台交换机要配置的互为备份才行，保护实例也是要互为备份。 S1和S6互联的口也要放通对应的vlan

zhiliao_pCyzQq 发表时间：2024-10-15 更多>>

zhiliao_pCyzQq 发表时间：2024-10-15