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Direct access line ................................................................ 8
Extension line ...................................................................... 8
Receiving a call.................................................................... 9
Terminating a call................................................................ 9
Setting the data flow control............................................ 10
Facsimiles.......................................................................... 11
Chapter 3: AT Commands........................................................ 13
AT command formats........................................................... 13
+++ Escape sequence....................................................... 14
A/ Repeat last command.................................................. 14
A Answer command......................................................... 14
Bn Communication standard setting.............................. 14
Dn Dial................................................................................ 15
En Echo command........................................................... 16
Hn Hook control................................................................ 16
In Request ID information................................................ 17
Ln Monitor speaker volume............................................. 20
Mn Monitor speaker mode.............................................. 20
Nn Modulation handshake............................................... 21
On Return online to data mode ....................................... 21
P Select pulse dialing........................................................ 22
Qn Result code control..................................................... 22
T Select tone dialing.......................................................... 22
Vn DCE response format.................................................. 23
Wn Result Code Option.................................................... 23
Xn Result code selection, call progress monitoring...... 23
Extended result codes ...................................................... 24
Dial tone detect.................................................................. 24
Busy tone detect................................................................ 24
Zn Recall stored profile..................................................... 25
&Cn Data Carrier Detect (DCD) control.......................... 25
&Dn Data Terminal Ready (DTR) control....................... 26
&F Load factory settings.................................................. 26