3GPP 24.501 v20.0.0 — the document's own text
8.3.17.1 Message definition
Taught in 4. Inside TS 24.501, the document at the centre (CT1 — the group that writes what your phone says, overview).
The SERVICE-LEVEL AUTHENTICATION COMMAND message is sent by the SMF to the UE for service-level authentication and authorization procedure. See table 8.3.17.1.1.
Message type: SERVICE-LEVEL AUTHENTICATION COMMAND
Significance: dual
Direction: network to UE
Table 8.3.17.1.1: SERVICE-LEVEL AUTHENTICATION COMMAND message content
| IEI | Information Element | Type/Reference | Presence | Format | Length |
|---|---|---|---|---|---|
| Extended protocol discriminator | Extended protocol discriminator9.2 | M | V | 1 | |
| PDU session ID | PDU session identity9.4 | M | V | 1 | |
| PTI | Procedure transaction identity9.6 | M | V | 1 | |
| SERVICE-LEVEL AUTHENTICATION COMMAND message identity | Message type9.7 | M | V | 1 | |
| Service-level-AA container | Service-level-AA container9.11.2.10 | M | LV-E | 5-65538 |