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Cisco Bug: CSCuo58411 - ASA IKEv2 "Duplicate entry in tunnel manager" (post 9.1.5)

Last Modified

Jun 20, 2020

Products (1)

  • Cisco ASA 5500-X Series Firewalls

Known Affected Releases

9.1(5)

Description (partial)

Symptom:
-ASA stops passing IKEv2 packets for certain identities.  
-ASA prints "Duplicate entry in tunnel manager", while "debug menu ike-common 1" shows stale IKEv2 entries.
-"debug menu ike-common 1" reveals IKEv2 identities that are very old (stale)

Conditions:
-ASA is running 9.1.5 or later
-ASA is configured for IKEv2 L2L

Update: The problem can be observed also on 9.0.x train.
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