ZyXEL Communications 2864 - Manual (Page 202)

16–26
AT+VSM=4
→
Selects 4-bit ADPCM for
the greeting message.
←
OK
AT+VLS=2
→
Connects to the line.
←
VCON
AT+VTX
→
Starts to play the greeting
message.
←
CONNECT
<DATA>
→
<DLE><ETX>
→
←
OK Returns to the command
state.
AT+VSM=2
→
Changes to 2-bit AD-
PCM for recording.
←
OK
AT+VRX
→
Starts recording.
←
CONNECT
←
<DATA>
←
<DLE>s The DCE detects silence.
<DLE><!>
→
Stops recording.
←
<DATA> The DCE delivers the re-
maining data.
←
<DLE><ETX>
←
OK Returns to the command
state.
(The DTE ought to delete this silence file.)
AT+FCLASS=0
→
Switches to data mode
←
OK
ATA
→
Tries to handshake in
data mode.
Switches to data mode and answers the data call…
Note: If a modem data tone is detected - a <DLE>e response -, the mo-
dem should be switched to data mode.
DTE DCE Description