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muhammednikhilmm
Beginner

On nexus 5k error %FWM-2-STM_LOOP_DETECT

Hi,

 

I am getting this error "%FWM-2-STM_LOOP_DETECT:" on my nexus 2nd nexus 5k. and it make down my entire virtual infrastructure communication and storage. also my active nexus 5k is not able access.

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Local suspended VLANs       -     -                      -                     
QP-N5K-B# 2015 Jun  2 19:15:22 QP-N5K-B %FWM-2-STM_LEARNING_RE_ENABLE: Re enabling dynamic learning on all interfaces
2015 Jun  2 19:15:23 QP-N5K-B %FWM-2-STM_LOOP_DETECT: Loops detected in the network among ports Eth101/1/40 and Eth101/1/37 vlan 20 - Disabling dynamic learn notificationsfor 180 seconds  
2015 Jun  2 19:18:23 QP-N5K-B %FWM-2-STM_LEARNING_RE_ENABLE: Re enabling dynamic learning on all interfaces
2015 Jun  2 19:18:24 QP-N5K-B %FWM-2-STM_LOOP_DETECT: Loops detected in the network among ports Eth101/1/40 and Eth101/1/36 vlan 20 - Disabling dynamic learn notificationsfor 180 seconds 

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any one have the solution for this.

 

1 REPLY 1
Mark Malone
VIP Mentor

Hi

see this link

http://www.cisco.com/c/en/us/support/docs/switches/nexus-5000-series-switches/116200-qanda-nexus5000-00.html