4.2.66 EFSPDI (Service Provider Display Information)
31.1023GPPCharacteristics of the Universal Subscriber Identity Module (USIM) applicationRelease 17TS
If service n°51 is "available", this file shall be present.
This EF contains information regarding the service provider display i.e. the service provider PLMN list.
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Identifier: ‘6FCD’ |
Structure: transparent |
Optional |
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SFI: ‘1B’ |
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File size: x bytes |
Update activity: low |
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Access Conditions: READ PIN UPDATE ADM DEACTIVATE ADM ACTIVATE ADM |
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Bytes |
Description |
M/O |
Length |
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1 to x |
TLV object(s) containing Service Provider information |
M |
x bytes |
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Tag Value |
Tag Description |
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‘A3’ |
Service provider display information Tag |
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’80’ |
Service provider PLMN list tag |
The service provider display information object is a constructed TLV coded according to ISO/IEC 8825-1 [35].
‑ Service provider PLMN list
Contents:
This TLV contains a list of n PLMNs in which the Service Provider Name shall be displayed, as defined in clause 4.2.12 (EFSPN).
Coding:
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Description |
M/O |
Length |
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Service provider PLMN list tag |
M |
1 byte |
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Length (see note) |
M |
x bytes |
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1st PLMN entry |
M |
3 bytes |
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2nd PLMN entry |
O |
3 bytes |
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3rd PLMN entry |
O |
3 bytes |
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… |
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nth PLMN entry |
O |
3 bytes |
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Note: the length is 3*n bytes, where n denotes the number of PLMN entries. The length can be coded on one or more bytes according to ISO/IEC 8825-1 [35]. |
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Each PLMN is coded as follows:
Mobile Country Code (MCC) followed by the Mobile Network Code (MNC) according to TS 24.008 [9].
In case a PLMN entry is not used, it shall be set to ‘FF FF FF’.