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ISUP Cause Location Parameter for the SIP Reason Header Field

Name: AI SUMMIT 2024
Start: 2024-05-06T10:00:00-04:00
End: 2024-05-08T17:00:00-04:00
Location: Virtual Event

April 18, 2017

The SIP Reason header field is defined for carrying ISUP cause values as well as SIP response codes. Some services in SIP networks may need to know the ISUP location where the call was released in the PSTN network to correctly interpret the reason of release.