Guest

Preview Tool

Cisco Bug: CSCul64510 - pvstag-io process restarting repeatedly on STP mode change MST to PVRST

Last Modified

May 11, 2018

Products (1)

  • Cisco Carrier Routing System

Known Affected Releases

5.1.0.CE

Description (partial)

Symptom:

If invalid configuration is committed when attempting to change STP mode from MSTP to PVRST, the standby pvstag-io process may restart repeatedly.

Conditions:

Although the exact conditions are not yet known, this has been seen when removing MSTP configuration and adding PVRST configuration in a single commit. This issue is only seen when both the MSTP configuration and PVRST configuration involved Bundle-Ethernet interfaces.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.