vm(1)
VoiceModem is the program for handling the voice modem functionality from shell scripts
ACTIONS
- beep options [<frequency [<length in 0.001sec>]]>
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- diagnostics options device name (e.g. ttyS2
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- dial options phone number
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- help
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- play options [<file names]+>
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- record options file name
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- shell options [<shell script [shell options]]>
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- wait options [<time in seconds]>
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- devicetest
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OPTIONS
- -c n use compression type n
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- -d n set i/o device
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- -t, -m, -i, -e, -s, -H equals to -d <2,3,4,5,6,7>
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- -l s set device string (e.g. -l ttyS2:ttyC0)
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- -v verbose output
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- -w use off / on hook signal from local handset to start and stop recording
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- -x n set debug level
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- -L n set maximum recording length in sec
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- -P print first DTMF tone on stdout and exit
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- -R read and print DTMF string on stdout and exit
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- -S s set default shell for shell scripts (e.g. -S /bin/sh)
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- -T n set silence timeout in 0.1sec
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- -V n set silence threshold to <n> (0-100%%)
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