User Guide Modem 3460

3460 Fast’R
B-25
&F [none] Re-Initialize Memory Now
Resets the modem to factory default settings. Option sets
are restored to their original settings. Phonebook
telephone numbers are deleted.
&G Guard Tone
Determines the guard tone used in V.22bis operation.
0 =Off. The modem does not use a guard tone
1 =550. The modem uses a 550 Hz guard tone
2 =1800. The modem uses a 1800 Hz guard tone.
&I Display Modem ID
0 =Display Software Revision Number
1 =Display Country Code
2 =Display Product Code
4 =Display NC Address (optional)
&L Line Type
0 =Dial. The modem operates on dial lines in dial
applications only.
1 =2-Wire Leased. The modem operates on a 2-wire
leased line. The ACU immediately disappears.
2 =4-Wire Lease. The modem operates on a 4-wire leased
line. The ACU immediately disappears.
&M AT Format
Sets the data format when the AT ACU is in effect.
0 =Async. The modem communicates asynchronously in
command and data mode.
1 =Sync Data. The modem communicates asynchronously
in command mode (disconnected from the dial line), and
synchronously in data mode.
AT Command Set (continued)
Command Option Description
The characters AT or at precede all commands except: +++, #####, and A/
Parameters and options shown shaded gray vary by country. For your country’s options,
refer to the 3460 Fast’R Reference Guide (T0022).
Default (pre-set) options are underlined.