Black Box MD403A user manual Display Current Settings, Store Current Configuration, ATDS=y

CHAPTER 4: AT Commands, S-Registers, and Result Codes

Command:	&V	Display Current Settings
Values:		n/a
Description:		Displays the active modem settings, including the
		callback security settings if callback security is
		enabled. If the setup password has been entered, it
		also displays the callback security passwords.

Command:	&Wn	Store Current Configuration
Values:		n=0
Default:		None
Description:	&W0	Stores current modem settings in nonvolatile
		memory and causes them to be loaded at power-on
		or following the ATZ command instead of the
		factory defaults. See also the &F command.
	&W1	Clears user default settings from nonvolatile
		memory and causes the factory defaults to be
		loaded at power-on or following the ATZ command.
Command:	&Yn	Select Stored Configuration for Hard Reset
Values:		n=0
Default:		0
Description:	&Y0	Select stored configuration 0 on power-up.
		(For backward compatibility with some software.)
	&Y1	Not supported—responds ERROR.
Command:	&Zy=x	Store Dialing Command
Values:		y=0–1
		x=Dialing command
Default:		None
Description:		Stores dialing command x in memory location y.
		Dial the stored number using the command
		ATDS=y.
Command:	\An	Select Maximum MNP Block Size
Values:		n=0, 1, 2, or 3
Default:		3
Description:	\A0	64-character maximum.
	\A1	128-character maximum.
	\A2	192-character maximum.
	\A3	256-character maximum.

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