32.2993GPPCharging managementDiameter charging applicationsRelease 16Telecommunication managementTS
The ISUP-Cause AVP (AVP code 3416) is of type Grouped and indicates the reason a voice call service is released. When used for IMS charging, this AVP indicates the reason a CS call is released.
It has the following ABNF:
ISUP-Cause ::= <AVP Header: 3416>
[ ISUP-Cause-Location ]
[ ISUP-Cause-Value ]
[ ISUP-Cause-Diagnostics ]