PROLiNK 1456U PROLiNK 56K USB Modem - Manual (Page 7)

S10 Lost Carrier To Hang Up Delay
The time the modem waits before hanging up for carrier loss.
Range 001-255
Default 014 (1.4 seconds)
S11 DTMF Tone Duration
The time for DTMF tone dialing and the time between the tone spacing.
Range 50-255
Default 95 (ms, Country dependent)
Prolink 56K USB Modem User’s Manual
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