[c-nsp] WS-C3750-48PS-E stackwise flap
Dale W. Carder
dwcarder at doit.wisc.edu
Wed Sep 19 11:00:05 EDT 2007
On Sep 19, 2007, at 9:45 AM, William wrote:
> We have a pair of WS-C3750-48PS-E's in a standard stackwise
> configuration.
>
> Every so often on a daily basis we get the following msg in syslog:
>
> %STACKMGR-6-STACK_LINK_CHANGE: Stack Port 1 Switch 2 has changed to
> state DOWN
> %STACKMGR-6-STACK_LINK_CHANGE: Stack Port 1 Switch 2 has changed to
> state UP
>
> Has anyone spotted this before? This is a remote site so I would like
> to leave the visual check/reseat of the cables last. More importantly
> no users are reporting an issue when these flaps happen.
We have a lot of (few thousand) 3750s. I think we reseat the
stack cables on at least one stack a month, but in most cases
we have found the stack ports just flaked out.
I would call the TAC after you confirm the cabling is fine.
Dale
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