The "Supplementary-Service" AVP
The "Supplementary-Service" Diameter AVP, which is of type Grouped, is defined by 3GPP (vendor ID 10415) and uses the AVP code "2048".
It has the MANDATORY flag, the MAY-ENCRYPT flag.
It is part of the MMTel-Information grouped AVP.
It is a grouped AVP, which can hold the following nested AVPs:
| AVP code | AVP name | AVP type | AVP requirement |
|---|---|---|---|
| 1483 | 3GPP-Service-Type | Grouped | |
| 2032 | Service-Mode | Enumerated | |
| 2034 | Number-Of-Diversions | Unsigned32 | |
| 2035 | Associated-Party-Address | UTF8String | |
| 855 | Service-Id | UTF8String | |
| 2038 | Change-Time | Time | |
| 885 | Number-Of-Participants | Integer32 | |
| 2049 | Participant-Action-Type | Enumerated | |
| 2031 | MMTel-SService-Type | Enumerated | Optional (up to 1) |
| 2304 | CUG-Information | OctetString | Optional (up to 1) |
| 2054 | AoC-Information | Grouped | Optional (up to 1) |
< Supplementary-Service > ::= < AVP-Header: 2048, 10415 > * [ 3GPP-Service-Type ] * [ Service-Mode ] * [ Number-Of-Diversions ] * [ Associated-Party-Address ] * [ Service-Id ] * [ Change-Time ] * [ Number-Of-Participants ] * [ Participant-Action-Type ] [ MMTel-SService-Type ] [ CUG-Information ] [ AoC-Information ]
| Update source | Insertion date |
|---|---|
| Wireshark | 2026-04-26 07:13 |
| Diafuzzer | 2026-04-26 07:14 |