diameter-db

The "Inter-Operator-Identifier" AVP

The "Inter-Operator-Identifier" Diameter AVP, which is of type Grouped, is defined by 3GPP (vendor ID 10415) and uses the AVP code "838".

It has the MANDATORY flag.

It is part of the IMS-Information grouped AVP.

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

AVP code AVP name AVP type AVP requirement
839 Originating-IOI UTF8String
840 Terminating-IOI UTF8String
Its AVP-header format definition is the following:
< Inter-Operator-Identifier > ::= < AVP-Header: 838, 10415 > 
* [ Originating-IOI ]
* [ Terminating-IOI ]





Update source Insertion date
Wireshark 2026-04-26 07:12