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Cisco VoIP calls are dropped with "SIP Re-Invites exceeded the limit" reject reason Technical Level
Symptoms
  • If SIP INVITE is sent every 90 seconds as SIP keepalive, SIP connection will be disconnected in 45 minutes after the call with "SIP Re-invites exceeded the limit" VoIP reject reason in the log.
  • SmartView Tracker shows that SIP packets are dropped with "Re-Invites exceed the limit" VoIP Reject Reason:

    Example for SIP start log:


    Example for SIP reject log:
Cause

This is the interoperability issue when using Cisco VoIP Server (Cisco Unified Communication Manager (CUCM)).


Solution
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