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How to check what MAC address has moved when receiving the Log message: L2SS-1035

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TitleHow to check what MAC address has moved when receiving the Log message: L2SS-1035
Objective
How to check what MAC address is moving to trigger the L2SS-1035 Raslog message:

2019/09/06-14:38:52, [L2SS-1035], 4933, SW/0 | Active | DCE, INFO, VDX_LZ1, Mac loop detection algorithm has chosen interface Te 82/0/32 has candidate for shutdown
2019/09/06-14:39:22, [L2SS-1035], 4934, SW/0 | Active | DCE, INFO, VDX_LZ1, Mac loop detection algorithm has chosen interface Te 82/0/33 has candidate for shutdown
Environment
  • NOS
  • VDX
  • MAC Move detect configured - mac-address-table mac-move detect
Procedure
Use the command
 
# intern mac-move-detect dump activity history



To see what MAC has moved and when
for example

 
VDX_LZ2# debug internal l2mgr mac-move-detect dump activity history
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
      Mac           Fid       Moves        Interface          Activity-Time      Ens-shut Msg    Vlag-Shut   Shut-Recov    Retrigger-process    
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
00:10:94:00:00:02  0011        0021        Te 82/0/33           03:31:26 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0142        Te 82/0/32           03:31:56 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0141        Te 82/0/32           03:32:26 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0135        Te 82/0/33           03:32:56 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0141        Te 82/0/32           03:33:26 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0140        Te 82/0/33           03:33:56 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0140        Te 82/0/33           03:34:26 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0137        Te 82/0/32           03:34:56 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0025        Te 82/0/32           03:50:18 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0138        Te 82/0/32           03:50:48 PM        NO         NO         NO         NO  
00:10:94:00:00:02  0011        0145        Te 82/0/33           03:51:18 PM        NO         NO         NO         NO  
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

 
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