Westermo GDW-11 - Manual (Page 142)

142 Data commands 6615-2220
%C – Select data compression
Description:
This command enables or disables data compression negotiation if this feature is sup-
ported by the product.
Syntax:
AT%C<n>
Parameters:
<n>
0: no compression (default value)
2: V42bis compression if supported
Command example Possible responses Note
AT%C0 OK Set no compression
AT%C2 OK V42bis supported
AT%C? 2
OK Current value
+DS – V42 bis data compression
Description:
This command enables or disables V.42bis data compression if this feature is supported
by the product. Beware that the product only allows the MNP2 protocol.
Syntax:
AT+DS=<dir>,<neg>,<P1>,<P2>
Parameters:
< dir >
Specifies the desired direction(s) of operation of the data compression function; from the
DTE point of view
0: Negotiated . . . no compression
1: Transmit only
2: Receive only
3: Both directions, accept any direction (default value)