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+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 cCR.
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
Содержание GD-01 TCP
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