Westermo GD-01 - Manual (Page 102)

102 6196-2220
+DR – V42 bis data compression report
Description:
If this feature is provided by the product this command determines whether or not the
use of V.42bis is given in an incoming or outgoing data call.The intermediate result code
represents current DCE-DCE data compression type.
The format of this result code is as follows:
• +DR: NONE Data compression is not in use
• +DR:V42B Rec.V.42 bis is in use in both directions
• +DR:V42B RD Rec.V.42 bis is in use in receive direction only
• +DR:V42B TD Rec.V.42 bis is in use in transmit direction only
The +DR intermediate result code, if enabled, is issued before the final result code,
before the +ILRR intermediate report and after the service report control +CR.
Syntax:
AT+DR
Command example Possible responses Note
AT+DR=? +DR: (0-1) Test command
OK
AT+DR=1 OK Reporting enabled
AT+DR? +DR: 1 Current value
OK
B A C K