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[5500-HI] Failed to stack because of the same bridge MAC addresses.

 
MichaelM55
Trusted Contributor

[5500-HI] Failed to stack because of the same bridge MAC addresses.

Hi,

having a stack of 5500-HI running. logging says the following:


 

Failed to stack because of the same bridge MAC addresses.
%May  8 19:13:35:294 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:11:55:040 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:10:14:698 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:08:34:390 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:06:54:249 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:05:13:881 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:03:33:601 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:01:53:347 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 19:00:12:957 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:58:32:641 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:56:52:316 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:55:11:942 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:53:31:664 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:51:51:372 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:50:11:010 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:48:30:670 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:46:50:359 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:45:10:056 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:43:29:783 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:41:49:407 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:40:09:106 2000 12 STM/4/SAME MAC: -Slot=5;
 Failed to stack because of the same bridge MAC addresses.
%May  8 18:38:28:810 2000 12 STM/4/SAME MAC: -Slot=5;

 
The IRF stack is running in a ring topolog:

 

                           Topology Info
 -------------------------------------------------------------------------
               IRF-Port1                IRF-Port2
 Switch    Link       neighbor      Link       neighbor    Belong To
 8         UP         1             UP         7           b8af-6769-6ca3
 1         UP         2             UP         8           b8af-6769-6ca3
 2         UP         3             UP         1           b8af-6769-6ca3
 3         UP         4             UP         2           b8af-6769-6ca3
 4         UP         5             UP         3           b8af-6769-6ca3
 5         UP         6             UP         4           b8af-6769-6ca3
 6         UP         7             UP         5           b8af-6769-6ca3
 7         UP         8             UP         6           b8af-6769-6ca3

 

 

 

 

How can I fix this?

Michael

 

PS.: I know, NTP is not running...