The "Called-Identity-Change" AVP

The "Called-Identity-Change" Diameter AVP, which is of type Grouped, is defined by 3GPP (vendor ID 10415) and uses the AVP code "3917".

It has the MANDATORY flag.

It is part of the grouped AVP.

It is a grouped AVP, which can hold the following nested AVPs:

AVP code	AVP name	AVP type	AVP requirement
3916	Called-Identity	UTF8String
2038	Change-Time	Time

Its AVP-header format definition is the following:

< Called-Identity-Change > ::= < AVP-Header: 3917, 10415 > 
* [ Called-Identity ]
* [ Change-Time ]

Update source	Insertion date
Wireshark	2026-04-26 07:13