4.2.20 EFCBMID (Cell Broadcast Message Identifier for Data Download)

31.1023GPPCharacteristics of the Universal Subscriber Identity Module (USIM) applicationRelease 17TS

If service n° 29 is "available", this file shall be present.

This EF contains the message identifier parameters which specify the type of content of the cell broadcast messages which are to be passed to the USIM.

Any number of CB message identifier parameters may be stored in the USIM. No order of priority is applicable.

Identifier: ‘6F48’

Structure: transparent

Optional

SFI: ‘0E’

File size: 2n bytes

Update activity: low

Access Conditions:

READ PIN

UPDATE ADM

DEACTIVATE ADM

ACTIVATE ADM

Bytes

Description

M/O

Length

1 to 2

CB Message Identifier 1

O

2 bytes

3 to 4

CB Message Identifier 2

O

2 bytes

:

:

:

:

2n‑1 to 2n

CB Message Identifier n

O

2 bytes

‑ Cell Broadcast Message Identifier.

Coding:

– as in TS 23.041 [16]. Values listed show the identifiers of messages which shall be accepted by the UE to be passed to the USIM.
Unused entries shall be set to ‘FF FF’.