4.2.48 EFACL (Access Point Name Control List)
31.1023GPPCharacteristics of the Universal Subscriber Identity Module (USIM) applicationRelease 17TS
If service n° 35 is "available", this file shall be present.
This EF contains the list of allowed APNs (Access Point Names) or DNNs. If this file is present in the USIM, the Enabled Services Table (EFEST) shall also be present.
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Identifier: ‘6F57’ |
Structure: transparent |
Optional |
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File size: X bytes (X>1) |
Update activity: low |
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Access Conditions: READ PIN UPDATE PIN2 DEACTIVATE ADM ACTIVATE ADM |
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Bytes |
Description |
M/O |
Length |
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1 |
Number of APNs/DNNs |
M |
1 byte |
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2 to X |
APN/DNN TLVs |
M |
X-1 byte |
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For contents and coding of APN/DNN-TLV values see TS 23.003 [25]. The tag value of the APN/DNN-TLV shall be ‘DD’. "Network provided APN/DNN" is coded with a TLV object of length zero.