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Cisco Bug: CSCsg32251 - PGW 9.3(2) SIP failure to Parse Record Route

Last Modified

Feb 22, 2014

Products (1)

  • Applications for Cisco Unified Application Environment

Known Affected Releases


Description (partial)


   Cisco PGW version 9.3.2 may  fail to parse SIP Record Route header 
in  this format:


 The effect is that SIP ACK is not sent and the call fail


 It happens only with the specific SIP header and with PGW version 9.3.2
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  • Full Description (including symptoms, conditions and workarounds)
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