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Media (RTP) does not pass over VoIP call initiated from Cisco Unified Communications Manager (CUCM) v8.6.2 to Media Gateway through Check Point Security Gateway Technical Level
Symptoms
  • Media (RTP) does not pass over VoIP call initiated from Cisco Unified Communications Manager (CUCM) v8.6.2 to Media Gateway through Check Point Security Gateway.
Cause

Due to changes in the structure of StartMediaTransmission packet (part of Cisco Skinny Call Control Protocol (SCCP)), sent from Cisco Unified Communications Manager (CUCM) v8.6.2 to Media Gateway, this packet is not parsed correctly by Check Point Security Gateway anymore.


Solution
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