School of Specs 24.501v20.0.0

3GPP 24.501 v20.0.0 — the document's own text

6.4.3.6 Abnormal cases on the network side

Taught in 4. Inside TS 24.501, the document at the centre (CT1 — the group that writes what your phone says, overview).

The following abnormal cases can be identified:

  • PDU session inactive for the received PDU session identity.

If the PDU session ID in the PDU SESSION RELEASE REQUEST message belongs to any PDU session in state PDU SESSION INACTIVE in the SMF, the SMF shall send the PDU SESSION RELEASE REJECT message to the UE with the 5GSM cause #43 "Invalid PDU session identity".