Multi-Tech Systems MT5600SMI-P32 ユーザーズマニュアル

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Chapter 5 – AT Commands, S-Registers, and Result Codes
Multi-Tech Systems, Inc. SocketModem MT5600SMI Developer’s Guide 
70
Compatibility Commands
Command:
&L
Leased Line Operation
Description:
Requests leased line or dial-up operation. This command is provided for
compatibility only; no mode change is performed, dial-up operation
continues. The OK response is returned for a valid parameter, but no other
action is performed. The parameter value, if valid, is written to S27 bit 2.
Defined Values:
&L0  Requests dial-up operation. Dial-up operation continues.
Result Codes:
OK
ERROR
Command:
)M
Enable Cellular Power Level Adjustment
Description:
This command is included for compatibility only and has no effect other
than returning a result code.
Defined Values:
)M0 
)M1 
)M2 
Result Codes:
OK
ERROR
Command:
@M
Initial Cellular Power Level Setting
Description:
This command is included for compatibility only and has no effect other than
returning a result code.
Defined Values:
@M0
@M30
Result Codes:
OK.
ERROR
Command:
:E
Compromise Equalizer Enable Command
Description:
This command is included for compatibility only and has no effect other than
returning a result code.
Defined Values:
:E0
:E1
Result Codes:
OK
ERROR