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Quick-Reference Summaries
Issue 2 November 1996
E-3
&D0 Ignore DTR signal.
&D1 Return to command mode if ON/OFF transition of DTR
is detected; active call is not disconnected.
&D2 Return to command mode if ON/OFF transition of DTR
is detected; active call is disconnected.
&D3 Perform reset if ON/OFF transition of DTR is detected;
active call is disconnected.
&F Recall factory-default configuration profile.
&S0 Maintain DSR circuit in ON state.
&S1 DSR circuit operates according to EIA/TIA-574
specification.
&T0 Terminate any test in progress.
&T1 Initiate local loopback test.
&T2 Same as &T1.
&T3 Initiate local data loopback test.
&T4 Allow remote loopback requests from remote endpoint.
&T5 Deny remote loopback requests from remote endpoint.
&T6 Initiate remote loopback test.
&T7 Initiate remote loopback test with self-test.
&T8 Initiate local loopback test with self-test.
&V Display active and stored configuration profiles and
telephone numbers.
&W0 Store active configuration profile in location 0.
&W1 Store active configuration profile in location 1.
&Y0 Recall configuration profile stored in location 0 at
start-up.
&Y1 Recall configuration profile stored in location 1 at
start-up.
Table E-1. AT Command Set — Continued
Command Description