8.2.152 Requested Access Availability Information

29.2443GPPInterface between the Control Plane and the User Plane nodesRelease 17TS

The Requested Access Availability Information IE shall be encoded as shown in Figure 8.2.152-1. It indicates the access availability information requested to be reported to the CP function.

Bits

Octets

8

7

6

5

4

3

2

1

1 to 2

Type = 217 (decimal)

3 to 4

Length = n

5

Spare

RRCA

7 to (n+4)

These octet(s) is/are present only if explicitly specified

Figure 8.2.152-1: Requested Access Availability Information

Octet 5 shall be encoded as follows:

– Bit 1: (RRCA) Request to Report Change in Access availability: when set to "1", this indicates a request to the UPF to report when an access (3GPP or non-3GPP access) becomes available or unavailable.

– Bits 2 to 8: Spare, for future use and set to "0".

At least one bit shall be set to "1". Several bits may be set to "1".