Cisco Bug: CSCte45509 - Traceback occurred "%SYS-2-LINKED: Bad enqueue" and L2TP sessions LOST
Feb 28, 2018
- Cisco IOS
Known Affected Releases
Symptoms: A Cisco ASR 1000 series router cannot take over PPP/L2TP sessions when ISSU. The following traceback can occur: %SYS-2-LINKED: Bad enqueue of xxx in queue xxx -Process= "RADIUS" Therefore all PPP sessions are lost at the time of an RP switchover. Conditions: The symptom is observed during an ISSU, when the Active RP image is a previous version and Standby RP image is Cisco IOS Release 12.2(33)XND3.
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