Technical Reference for ZyXEL omni.net series
A-17
Fax Command
All the Following Commands Require a 'AT' Prefix
AT Com.
Value
Function & Description
Reference
+FCLASS=n
Service class selection
FAX CLASS 1
n=0
Sets to modem mode.
n=1
Sets to Class 1 mode
+FTS=n
0-255
Stops transmission and pauses, in 10ms units.
+FRS=n
0-255
Waits for silence, in 10ms units.
+FTM=<MOD>
Transmits data with a <MOD> carrier.
+FRM=<MOD>
Receives data with a <MOD> carrier.
+FTH=<MOD>
Transmits HDLC data with a <MOD> carrier.
+FRH=<MOD>
Receives HDLC data with a <MOD> carrier.
Table 71a. Fax Command
The <MOD> parameter takes on the following values:
Modulation values
Value
Modulation
Speed Requirements
3
V. 21 ch. 2
300
Required for FTH &FRH
24
V. 27ter
2400
Required for FTH & FRH & FTM & FRM
48
V. 27ter
4800
Required for FTH & FRH & FTM & FRM
72
V. 29
7200
Required for FTH & FRH & FTM & FRM
73
V. 17
7200
Required for FTH & FRH & FTM & FRM
74
V. 17 w/st
7200
Required for FTH & FRH & FTM & FRM
96
V. 29
9600
Required for FTH & FRH & FTM & FRM
97
V. 17
9600
Required for FTH & FRH & FTM & FRM
98
V. 17 w/st
9600
Required for FTH & FRH & FTM & FRM
121
V. 17
12000
Required for FTH & FRH & FTM & FRM
122
V. 17w/st
12000
Required for FTH & FRH & FTM & FRM
145
V. 17
14400
Required for FTH & FRH & FTM & FRM
146
V. 17w/st
14400
Required for FTH & FRH & FTM & FRM
*w/st means with V. 17 short training
Table 71b. Modulation values
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
