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APPENDIX A. AT COMMANDS
ACTIVE Professional External Modem User’s Manual
23
<mod
>
Modulation
Selected
Possible Rates (bps)
<min_rate>, <max_rate>
0 V.21 300
1 V.22 1200
2 V.22 bis 2400 or 1200
3 V.23 1200
9 V.32 9600 or 4800
10 V.32 bis 14400, 12000, 9600, 7200 or 4800
11 V.34
33600, 31200, 28800, 26400, 24000, 21600,
19200, 16800, 14400, 12000, 9600, 7200, 4800 or
2400
12 V.90 56000, 54667, 53333, 52000, 50667, 49333,
48000, 46667, 45333, 42667, 41333, 40000,
38667, 37333, 36000, 34667, 33333, 32000,
30667, 29333, 28000 (560 models only)
56 K56flex 56000, 54000, 52000, 50000, 48000, 46000,
44000, 42000, 40000, 38000, 36000, 34000,
32000 (560 model only)
64 Bell 103 300
69 Bell 212 1200
<x_law> is an optional number which specifies the codec type. The options are:
0 = u-Law
1 = A-Law
Note that ATZ will reset the <x_law> selection to 0 (u-Law)
<rb_signaling> is an optional number which enables or disable robbed bit signaling
generation in a server modem or enables or disables robbed bit signaling detection
in a client modem. The option are:
0 = Robbed bit signaling generation (server modem) or detection (client modem)
disable.
1 = Robbed bit signaling generation (server modem) or detection (client modem)
enabled.
Note that ATZ will reset the <rb_signaling> selection to 0.
Maxup_rate : The max value for this field is 33600.