Guest

Preview Tool

Cisco Bug: CSCum74080 - Umbrella SMU for CSCum57888 and CSCul22468 MAC security feature abnormal

Last Modified

Oct 24, 2018

Products (5)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router

Known Affected Releases

4.2.3.LC

Description (partial)

Symptom:
MAC security logging message is not generated.

Conditions:
Case A: 1. The MAC security configuration is action none and logging enabled. 2. MAC move happens between two physical ACs on Trident LC. 3. The two physical ACs happen to locate on two different NP. When all three conditions are met, the problem occurs.
Case B: The problem shows up when the L2 frames  which causing MAC move have frame size larger than 1024 bytes.
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.