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

Last Modified

Feb 27, 2018

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)

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

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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