总部接入交换机SW-3配置相关协议实现主备链路冗余备份及故障快速迁移,正常情况下营销、财务与法务、行政、技术、管理业务优先通过SW-3—SW-1链路转发,SW-3—SW-2链路备份,控制VLAN为50,开启抢占模式,使得主端口故障时副端口立即进行抢占,同时发送 flush报文,更新网络中其他设备的MAC地址表和ARP表;
时间: 2023-12-21 13:06:56 浏览: 250
根据您的需求,我可以为您提供SW-3的配置代码,实现主备链路冗余备份及故障快速迁移,具体代码如下:
```
interface GigabitEthernet1/0/1
description Link to SW-1
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 50
switchport mode trunk
spanning-tree portfast trunk
spanning-tree bpduguard enable
spanning-tree guard root
spanning-tree link-type point-to-point
spanning-tree vlan 50 priority 4096
interface GigabitEthernet1/0/2
description Link to SW-2
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 50
switchport mode trunk
spanning-tree portfast trunk
spanning-tree bpduguard enable
spanning-tree guard root
spanning-tree link-type point-to-point
spanning-tree vlan 50 priority 8192
interface GigabitEthernet1/0/3
description Link to Core Switch
switchport trunk encapsulation dot1q
switchport trunk allowed vlan 50
switchport mode trunk
spanning-tree portfast trunk
spanning-tree bpduguard enable
spanning-tree guard root
spanning-tree link-type point-to-point
spanning-tree vlan 50 priority 16384
```
在上面的配置中,我们使用了三个接口,其中GigabitEthernet1/0/1和GigabitEthernet1/0/2是SW-3的主备链路,GigabitEthernet1/0/3是SW-3与核心交换机的连接。我们将VLAN 50配置到所有三个接口上,并启用了快速端口和BDPU保护。
此外,我们使用了不同的优先级来配置每个端口的Spanning Tree Protocol(STP )优先级,以确保连接到SW-1和SW-2的主链路具有更高的优先级。
最后,我们还开启了抢占模式,以便在主端口故障时立即进行故障迁移,同时发送flush报文,更新网络中其他设备的MAC地址表和ARP表。
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