7.2.38 Change-Time AVP

32.2993GPPCharging managementDiameter charging applicationsRelease 17Telecommunication managementTS

The Change-Time AVP (AVP code 2038) is of type Time.

In EPC Charging, it holds the time in UTC format when the volume counts associated to the IP-CAN bearer/TDF session, or the service data container, is closed and reported due to charging condition change.

For IMS Charging, it holds the time in UTC format at which the access transfer occurred.

For MMTel Charging, it holds the time in UTC format and it is a time stamp that defines the moment when the conference participant has an action (e.g. creating the conference, joining in the conference, being invited into the conference and quiting the conference) triggering the Accounting Request message to CDF.

In ProSe Charging, it holds the time in UTC format when the volume counts associated to the ProSe group communication container, is closed and reported due to ProSe charging condition change.