4.2.113 EF_{MuDMiDConfigData} (MuD and MiD Configuration Data)

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

If service n°134 is "available", this file shall be present.

This EF contains the MuD and MiD configuration data object as specified in 3GPP TS 24.175 [110]:

For the structure, content and coding of this file, see EF_{MuDMiDConfigData} in 3GPP TS 31.103 [2].

NOTE: If this file is present in both the USIM and the ISIM, the file in the ISIM is used. It is assumed that the presence of this file in the USIM when an ISIM is present on the UICC is an incorrect configuration of the UICC.

4.2.114 EF_eAKA (enhanced AKA support)

The file EF_eAKA stores information about the support of the enhanced AKA. The content of the EF may be updated via OTA. The content of this EF is internal to the USIM.

It contains information if the enhanced SQN calculation as defined in 3GPP TS 33.102 [13] Annex J is supported by the USIM. This information can be used by the USIM internally to identify which SQN calculation to use.

.

Identifier: ‘6F01’		Structure: transparent			Optional
File size: X bytes, (X≥1)			Update activity: low
Access Conditions: READ ADM UPDATE ADM ACTIVATE ADM DEACTIVATE ADM
Bytes	Description			M/O		Length
1 – X	eAKA support			M		X bytes

– eAKA support.

Contents:

– indicates the support of the enhanced SQN calculation

Coding:

– the support is indicated by bit 1 in Byte 1 as defined below

Byte 1:

b8

b7

b6

b5

b4

b3

b2

b1

b1=0: enhanced SQN calculation not supported b1=1: enhanced SQN calculation supported

RFU

RFU

RFU

RFU

RFU

RFU

RFU

All other bytes are RFU.