пробвай дали това ще помогне:
call restriction from FXO port
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usr/config$ fxopwd
FXO password information and configuration
Usage:
fxopwd -add [passwd number]
fxopwd -delete index
fxopwd -modify index [passwd number]
45
fxopwd -print FXO password information.
passwd The password.
Example:
fxopwd -add passwd 1234
fxopwd -delete 1
fxopwd -modify 1 passwd 1234