Actiontec electronic 56K V.90 Enable/Disable Data Compression, Write to/Read from DSP Register

%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

AT Commands for Testing and Debugging

The following commands are to be used for testing and debugging only and are not meant for general use.

&&C	Write to/Read from DSP Register
	Command	Effect
	AT&&C<loc>-	writes the value <val> to DSP register at location <loc>.
	,<val>
	AT&&C<loc>	reads from location <loc>.
&&L	Line-to-Line Loopback

This command provides a loopback for line-to-line.

&&R	Write to/Read from DSP RAM Location
	Command	Effect
	AT&&R<loc>,-	writes the value <val> to DSP RAM location <loc>
	<val>
	AT&&R<loc>	reads from location <loc>

64