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Cisco Bug: CSCvh79669 - Initializing Socket to listen on port FAILED Error message - TSP Notifier Message

Last Modified

Aug 22, 2019

Products (1)

  • Cisco Unified Communications Manager (CallManager)

Known Affected Releases

10.5(2) 11.5(1.10000.9)

Description (partial)

During a Login to  Windows machine with Cisco TSP installed ,  the user would be presented with two pop-up notifications from Cisco Notifier.

a.  "Initializing Socket to listen on port FAILED -"
b.  "bind socket failed"

The port 4000(dedicated for CiscoTSP Notifier) was being used by some other application or service.
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