64 AT commands
Caller ID security commands summary
Command | Description | Value | |
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@Sn | select CLID security mode | 0 | disabled (default) |
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| 1 | enable CLID screening mode |
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| 2 | enable CLID blocking mode |
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@A=n | add specified number to |
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| CLID security list |
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@D=n | remove specified number |
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| from CLID security list |
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@C | clear all stored numbers |
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&V4 | display stored numbers |
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Caller ID Security Mode Selection
The Caller ID Security Mode Selection Command
@Svalue
allows enabling of either CLID screening or blocking, or to disabling of Caller ID security altogether.
Value | Use |
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0 | disable Caller ID security (default) |
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1 | enable CLID screening |
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2 | enable CLID blocking |
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Result Codes
OK Appears when the value is understood and calling line ID is supported.
ERROR Appears when the selected value is not recognized or is not supported.
Add Number
The Add Number Command
@A=number
CTA 500dm On Line Guide | P0873832 Issue 05 |