Actiontec electronic V.90 ISA user manual Data Calling Tone, View Numbers in Blacklist

-Cn Data Calling Tone

Data Calling Tone is a tone of certain frequency and cadence as specified in V.25 which allows remote Data/FAX/Voice discrimination. The frequency is 1300 Hz with a cadence of .5 s on and 2 s off.

	Command		Effect
	\X0		Modem processes XON/XOFF flow control characters
			locally (default)
	\X1		Modem processes and pass XON/XOFF flow control
			characters
Result Codes:
	OK	n = 0, 1
	ERROR	Otherwise
%B		View Numbers in Blacklist

If blacklisting is in effect, this command displays the numbers for which the last call attempted in the past two hours failed. The ERROR result code appears in countries that do not require blacklisting.

%Cn Enable/Disable Data Compression

Enables or disables data compression negotiation on an error corrected link.

Command	Effect
%C0	Disables data compression
%C1	Enables both V.42 bis and MNP 5 data compression

Result Codes:

OK n = 0, 1

ERROR Otherwise

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