Cisco Bug: CSCuq37604 - REP Topology Flaps observed when MAC-Address max limits exceeds
Feb 11, 2018
- Cisco ASR 920 Series Aggregation Services Router
Known Affected Releases
Symptom: REP topology Flaps observed when MAC-Address maximum limits are exceeded Conditions: 1. Configure REP close ring / Open Ring 2. Set REP-LSL-AGE-TIMER to 240 / 120 3. Pass the traffic through the REP rings & also for the other ports configured with different protocols. 4. Completely exhaust the MAC-address limits of the DUT. 5. Observe the "non-operational due to neighbor not responding", "non-operational due to neighbor mismatch"7. 6. Also observe that this issue is not happening when the Age-timer is set to 4000ms (or) 5000ms in both of this rings. 6. Also observe traffic drops during the REP flaps.
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)
- Known Fixed Releases
- Related Community Discussions
- Number of Related Support Cases