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Cisco Bug: CSCur33614 - Missing RSVPRegisterRes in race condition when RSVP enabled

Last Modified

Jul 24, 2017

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.5(1.10000.7) 8.5(1.10000.26) 8.6(2.10000.30) 9.1(2.10000.28)

Description (partial)

Symptom:
Incoming calls to Line not getting cleared causing line to be marked as busy.

Conditions:
This issue occurs when Local RSVP is enabled. This is a race condition wherein CUCM waits for Port open response from RSVP agent for called party and at the same time calling party hangs up.
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