4.2.74 EFVGCSS (Voice Group Call Service Status)
31.1023GPPCharacteristics of the Universal Subscriber Identity Module (USIM) applicationRelease 17TS
If service n°57 is "available", this file shall be present.
This EF contains the status of activation for the VGCS group identifiers. The elementary file is directly related to the EFVGCS. This EF shall always be allocated if EFVGCS is allocated.
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Identifier: ‘6FB2’ |
Structure: transparent |
Optional |
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File size: 7 bytes |
Update activity: low |
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Access Conditions: READ PIN UPDATE PIN/ADM (fixed during administrative management) DEACTIVATE ADM ACTIVATE ADM |
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Bytes |
Description |
M/O |
Length |
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1 to 7 |
Activation/Deactivation Flags |
M |
7 bytes |
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Activation/Deactivation Flags
Contents: Activation/Deactivation Flags of the appropriate Group Ids
Coding: bit = 0 means ‑ Group ID deactivated
bit = 1 means ‑ Group ID activated
Byte 1:
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b8 |
b7 |
b6 |
b5 |
b4 |
b3 |
b2 |
b1 |
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Group ID 1 |
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Group ID 8 |
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etc : : : : : : : :
Byte 7:
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b8 |
b7 |
b6 |
b5 |
b4 |
b3 |
b2 |
b1 |
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Group ID 49 |
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Group ID 50 |
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b3=1 |
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b4=1 |
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b5=1 |
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b6=1 |
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b7=1 |
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b8=1 |
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