3GPP 24.501 v20.0.0 — the document's own text
8.3.2.1 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 PDU SESSION ESTABLISHMENT ACCEPT message is sent by the SMF to the UE in response to PDU SESSION ESTABLISHMENT REQUEST message and indicates successful establishment of a PDU session. See table 8.3.2.1.1.
Message type: PDU SESSION ESTABLISHMENT ACCEPT
Significance: dual
Direction: network to UE
Table 8.3.2.1.1: PDU SESSION ESTABLISHMENT ACCEPT 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 | |
| PDU SESSION ESTABLISHMENT ACCEPT message identity | Message type9.7 | M | V | 1 | |
| Selected PDU session type | PDU session type9.11.4.11 | M | V | 1/2 | |
| Selected SSC mode | SSC mode9.11.4.16 | M | V | 1/2 | |
| Authorized QoS rules | QoS rules9.11.4.13 | M | LV-E | 6-65538 | |
| Session AMBR | Session-AMBR9.11.4.14 | M | LV | 7 | |
| 59 | 5GSM cause | 5GSM cause9.11.4.2 | O | TV | 2 |
| 29 | PDU address | PDU address9.11.4.10 | O | TLV | 7-31 |
| 56 | RQ timer value | GPRS timer9.11.2.3 | O | TV | 2 |
| 22 | S-NSSAI | S-NSSAI9.11.2.8 | O | TLV | 3-10 |
| 8- | Always-on PDU session indication | Always-on PDU session indication9.11.4.3 | O | TV | 1 |
| 75 | Mapped EPS bearer contexts | Mapped EPS bearer contexts9.11.4.8 | O | TLV-E | 7-65538 |
| 78 | EAP message | EAP message9.11.2.2 | O | TLV-E | 7-1503 |
| 79 | Authorized QoS flow descriptions | QoS flow descriptions9.11.4.12 | O | TLV-E | 6-65538 |
| 7B | Extended protocol configuration options | Extended protocol configuration options9.11.4.6 | O | TLV-E | 4-65538 |
| 25 | DNN | DNN9.11.2.1B | O | TLV | 3-102 |
| 17 | 5GSM network feature support | 5GSM network feature support9.11.4.18 | O | TLV | 3-15 |
| 18 | Serving PLMN rate control | Serving PLMN rate control9.11.4.20 | O | TLV | 4 |
| 77 | ATSSS container | ATSSS container9.11.4.22 | O | TLV-E | 3-65538 |
| C- | Control plane only indication | Control plane only indication9.11.4.23 | O | TV | 1 |
| 66 | IP header compression configuration | IP header compression configuration9.11.4.24 | O | TLV | 5-257 |
| 1F | Ethernet header compression configuration | Ethernet header compression configuration9.11.4.28 | O | TLV | 3 |
| 72 | Service-level-AA container | Service-level-AA container9.11.2.10 | O | TLV-E | 4-65538 |
| 71 | Received MBS container | Received MBS container9.11.4.31 | O | TLV-E | 9-65538 |
| 70 | N3QAI | N3QAI9.11.4.36 | O | TLV-E | 9-n |
| 73 | Protocol description | Protocol description9.11.4.39 | O | TLV-E | 6-n |
| 38 | ECN marking for L4S indication | ECN marking for L4S indication9.11.4.40 | O | TLV | 2-257 |