+ DENY AT&T5 Ignores remote digital loopback test request
from remote modem.
LLINE ???Spelling okay??? TX POWER
0 to -15 dBm AT*P0-15 Select transmit power from 0 dBm to
-15 dBm. Default is -9 dBm. Effective in leased line operation
only. Select in the range of -12 to -27 dBm when S35 bit 3 is
set.
PHONE JACK
+ SINGLE RJ11 AT&J0 RJ11 permissive telephone jack for
dial-up line.
MULTIPLE RJ12/13 AT&J1 Modem supports A/A1
multi-extension telephone.
MAKE/BREAK RATIO
+ 39% / 61% AT&P0 For use in USA/Canada and some other
countries.
33% / 67% AT&P1 For use in UK and some other countries.
Controls the ratio of Make (Off-hook) and Break (On-hook)
interval for pulse dialing. Some countries have AT&P1 as default.
SECONDARY CHANNEL (Optional feature, for models with N suffix)
+ DISABLED AT*S0 Secondary channel disabled.
ENABLED AT*S1 Secondary channel enabled. 2400 bps or
75-300 bps.
PANEL LOCK
+ UNLOCK AT*LO Panel key operation normal.
LOCK AT*L1 Panel key locked.
Note: With the panel key locked, you can use panel key to view
menu items but you cannot make changes. You can use the PANEL
LOCK menu to lock the key, but you cannot unlock the key from
this menu. Press the left and right buttons simultaneously, or
use AT*L1 to unlock the key. However, you can use this menu to
view panel lock status.
SYNC CLOCK
+ INTERNAL AT&X0 Modem provides the transmit clock.
EXTERNAL AT&X1 DTE provides the transmit clock.
SLAVE AT&X2 Modem's receiver clock is used as the
transmit clock.
AUTO HANDSHAKE
+ ORIGINATE AT*M0 When operating over a leased line, modem