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Cisco Bug: CSCul48509 - CUBE should send the last response code 4XX/5XX/6XX to CVP in NOTIFY

Last Modified

Jul 21, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

15.4(3.0l)M2 15.5(2.15)T

Description (partial)

The customer is doing a refer transfer from CVP to an external PSTN number. When external transfer fails (any cause) CUBE always relay cause 16 to ingress call. It works properly only for RingNoAnswer case (cause 19).
SS7 ->(SS7) Telco Bridge (SIP) -> CUBE -> CVP -> ICM -> Agent Label-> CVP -> Agent Phone (Agent Initiate the Transfer) -> Transfer to CTI Route Point back to CVP-> ICM (Transfer using Label node) -> CVP SIP Refer( for eg 68216000) -> CUCM -> CUBE -> Telco Bridge -> SS7 -> Analog line

REFER transfer failure
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