我注意到连接到思科设备堆栈的戴尔 N4000 系列交换机不断尝试更改生成树拓扑。思科交换机是我们的互联网连接和连接到我们其他办公室的光纤环路。

我的日志是：
<189> Nov 6 09:34:36 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7355 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 09:34:35 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7354 %% Spanning Tree Topology Change: 0, Unit: 1 <189> Nov 6 09:34:35 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7353 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 09:28:26 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7352 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 09:28:25 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7351 %% Spanning Tree Topology Change: 0, Unit: 1 <189> Nov 6 09:28:25 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7350 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 08:38:20 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7347 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 08:38:19 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7346 %% Spanning Tree Topology Change: 0, Unit: 1 <189> Nov 6 08:38:19 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7345 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1 <189> Nov 6 08:29:16 SW105-1 TRAPMGR[dot1s_task]: traputil.c(777) 7344 %% Spanning Tree Topology Change Received: MSTID: 0 Te1/0/1

端口上的唯一配置是：
switchport mode general switchport general pvid 10 switchport general allowed vlan add 10

最好在这个端口上启用 tcn guard 和 bpdu 过滤器吗？