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STP errors

STP errors

Jeevan
New Contributor
The following error is filling up the logs. Port 1:45 is the uplink port to another extreme switch. I am unable to find a solution for this. Need assistance.

Slot-1: Port=1:45: No associated STP port for STP Domain tag 10 (Rate-limited)

I can share more details if needed.
9 REPLIES 9

Jeevan
New Contributor
Can you point me to a doc which explains configuring extreme switch for pvst+ ?

PARTHIBAN_CHINN
Contributor
Mostly happens due to mismatch in stp configuration .
easiest way is to capture the bpdu packet and see why there is a mismatch
and then fix it.[please use TCPdump or do port mirroring]
sometimes if we receive a bpdu from 3rd party switches cisco [pvst].
its a bpdu which is not understood by extreme so we get the error.
Note : pvst+ is understood by extreme if we have the extreme switch configured for pvst+

BrandonC
Extreme Employee
Hi Jeevan,

Since both of these switches are running STP, most likely there is a mismatch in the carrier vlan configured for the spanning tree domain. Is the switch on the other end seeing a similar log message?

Jeevan
New Contributor
Yes, both this switch and the neighbor are running STP.

Paul_Russo
Extreme Employee
Hello Jeevan

It looks as if the switch is receiving a STP BPDU fro the uplink port. Is the switch that it is connected to running STP?

Thanks
P
GTM-P2G8KFN