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64
Command: \X
n
XON/XOFF Pass-Through
Values:
n
= 0 or 1
Defaults: 0
Description: \X0 Modem responds to and discards XON/XOFF
characters.
\X1 Modem responds to and passes XON/XOFF
characters.
Command: -C
n
Data Calling Tone
Values:
n
= 0 or 1
Defaults: 0
Description: -C0 Disable V.25 data calling tone to deny remote
data/fax/voice discrimination.
-C1 Enable V.25 data calling tone to allow remote
data/fax/voice discrimination.
Command: %B View Numbers in Blacklist
Values: n/a
Description: If blacklisting is in effect, AT%B 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 ap-
pears.
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.