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Cisco Bug: CSCta53442 - Call Waiting race condition causes POTS to issue Signaling 69 alarm

Last Modified

Feb 01, 2017

Products (1)

  • Cisco BTS 10200 Softswitch

Known Affected Releases


Description (partial)


A race condition in a Call Waiting call can trigger an Invite to the pots feature server causing a Signaling 69 alarm to be issued. This call flow does not cause any issues to call processing other than an alarm to be generated.


Normal operation
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