Vpb-Utils

• dtmfcheck(1) Scan a wav file for DTMF tones
• measerl(1) Measure the echo-return loss on Voicetronix telephony hardware
• playwav(1) Play an audio file to a Voicetronix hardware port
• proslicerl(1) Measure the echo-return loss on Voicetronix FXS telephony modules
• raw2wav(1) Convert a file of raw audio samples to a wav format file
• recwav(1) Record an audio file from a Voicetronix hardware port
• ringstat(1) Perform a simple test of FXS (station) port ring and audio paths.
• tonedebug(1) Test parameters for the libvpb programmable tone detector
• tonegen(1) Test the Voicetronix programmable tone generator
• tonetrain(1) Analyse telephony signal tones for the libvpb programmable detector
• vdaaerl(1) Measure the echo-return loss on Voicetronix FXO telephony modules
• vpbecho(1) Perform an echo test on Voicetronix telephony hardware