it has configured some switches with RSTP on the internal LANS.But some switches ports does not reply to RSTP proposals,what causes this problem?and if you have some of documents or solution,please let me know.thank you!

Hi Allwe got a some of error message from our ITP(7613). I already checked error message meaning in the cisco website.but they didn't mention anything.my curious is what does mean at the below error message and how do I do next action?*Jun 14 11:51:0...