Actiontec electronic 56K V.90 - Manual (Page 73)

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S35 Data Calling Tone
0 = disabled, 1 = enableD
Range: 0-1
Default: 0
Data Calling Tone is a tone of certain frequency and cadence as specified in V.25
which allows remote Data/FAX/Voice discrimination. The frequency is 1300 Hz with
a cadence of .5 s on and 2 s off.
S36
Negotiation Fallback (default 7)
This register specifies the action to take in the event of negotiation failure when error
control is selected.
S36 = 0, 2 Hang up.
S36 = 1, 3 Fall back to an asynchronous connection.
S36 = 4, 6 Attempt MNP. If MNP fails, hang up.
S36 = 5, 7 Attempt MNP. If MNP fails, fall back to asynchronous
connection.
S37 Dial Line Rate (default 0)
S37 = 0 maximum modem speed
S37 = 1 reserved
S37 = 2 1200 bits/s and 75 bits/s
S37 = 3 300 bits/s
S37 = 4 reserved
S37 = 5 1200 bits/s
S37 = 6 2400 bits/s
S37 = 7 4800 bits/s
S37 = 8 7200 bits/s
S37 = 9 9600 bits/s
S37 = 10 12000 bits/s
S37 = 11 14400 bits/s
S37 = 12 16800 bits/s
S37 = 13 19200 bits/s
S37 = 14 21600 bits/s
S37 = 15 24000 bits/s
S37 = 16 26400 bits/s
S37 = 17 28800 bits/s
S37 = 18 31200 bits/s
S37 = 19 33600 bits/s