Lucent Technologies Host-Based Controller Modem AT - Manual (Page 20)

Host-Based Controller Modem Data Addendum
AT Command Set June 15, 1998
AT Command Reference (continued)
Lucent Technologies Inc. Version 1.0 20
\N3: V.42, MNP, or buffer (default).
The modem attempts to connect in V.42 error control mode. If this fails, the modem attempts to
connect in MNP mode. If this fails, the modem connects in buffer mode and continues
operation. This is also known as V.42/MNP auto reliable mode (same as &Q5).
\N4: V.42 or disconnect. The modem attempts to connect in V.42 error control mode. If this fails, the
call
will be disconnected.
\N5: V.42. MNP or buffer (same as \N3).
\N7: V.42. MNP or buffer (same as \N3).
Result Codes:
OK n = 0, 1, 2, 3, 4,5,7
ERROR Otherwise
\Q Local Flow Control Selection
\Q0: Disable flow control. Same as &K0.
\Q1: XON/XOFF software flow control. Same as &K4.
\Q2: CTS-only flow control. This is not supported and the response is ERROR.
\Q3: RTS/CTS to DTE (default). Same as &K3.
Result Codes:
OK n = 0, 1, 3
ERROR Otherwise
\Rn Ring indicator signal off after the telephone call is answered (Compatibility command)
\R0: ring indicator signal is off after the telephone call is answered
Result Codes:
OK n = 0
ERROR Otherwise