Appendixes
MTASR3
71
Default: 5
Description: \K5 Modem sends break signal received from the DTE to the remote modem.
Command: \N
n
Error Correction Mode Selection
Values:
n
= 0–5, or 7
Default: 3
Description: \N0 Non-error correction mode with data buffering (same as
&Q6
).
\N1 Direct mode.
\N2 MNP reliable mode.
\N3 V.42/MNP auto-reliable mode.
\N4 V.42 reliable mode.
\N5 V.42, MNP, or non-error correction (same as
\N3
).
\N7 V.42, MNP, or non-error correction (same as
\N3
).
Command: \Q
n
Local Flow Control Selection
Values:
n
= 0, 1, or 3
Default: 3
Description: \Q0 Disable flow control (same as
&K0
).
\Q1 XON/XOFF software flow control (same as
&K4
).
\Q2 CTS-only flow control. Not supported—responds ERROR.
\Q3 RTS/CTS hardware flow control (same as
&K3
).
Command: \T
n
Inactivity Timer
Values:
n
= 0–255
Default: n/a
Description: \Tn Inactivity timer setting contingent on either \T value or S-Register S30 value (e.g.,
AT\T45&W0<cr> configures in parallel ATS30=45&W0<cr>), and vice versa.
Command: \V
n
Protocol Result Code
Values:
n
= 0 or 1
Default: 1
Description: \V0 Disable protocol result code appended to DCE speed.
\V1 Enable protocol result code appended to DCE speed.
Command: \X
n
XON/XOFF Pass-Through
Values:
n
= 0 or 1
Defaults: 0
Description: \X0 Respond to and discard XON/XOFF characters.
\X1 Not supported—responds ERROR.
Command: -C
n
Data Calling Tone
Values:
n
= 0 or 1
Defaults: 0
Description: -C0 Disable V.25 data calling tone.
-C1 Enable V.25 data calling tone.
Command: %B View Numbers in Blacklist
Values: n/a
Description: If blacklisting is in effect, this command displays the numbers for which the last call attempted in
the previous two hours failed. In countries that do not require blacklisting, the ERROR result code
appears.
Command: %C
n
Data Compression Control
Values:
n
= 0 or 1
Default: 1
Description: %C0 Disable V.42bis/MNP 5 data compression.
%C1 Enable V.42bis/MNP 5 data compression.
Command: +ES=6 Enable Synchronous Buffered Mode
Values: n/a
Description: Allows an H.324 video application direct access to the synchronous data channel. On underflow,
the modem sends HDLC flag idle (0x7E) to the remote modem. This special error correction mode
