Actiontec electronic IS560LH This command turns the speaker on or off, Modulation Handshake

Result Codes:

	OK	n = 0, 1, 2, 3
	ERROR	Otherwise
Mn		Monitor Speaker Mode

This command turns the speaker on or off.

	Command		Effect
	M0		The speaker is off.
	M1		The speaker is on until the modem detects the carrier
			signal (default).
	M2		The speaker is always on when modem is off-hook.
	M3		The speaker is on until the carrier is detected, except
			while dialing.
Result Codes:
	OK	n = 0, 1, 2, 3
	ERROR	Otherwise
Nn		Modulation Handshake

This command controls whether or not the local modem performs a negotiated hand- shake at connection time with the remote modem when the communication speed of the two modems is different.

Command	Effect
	When originating or answering, this is for handshake
N0	only at the communication standard specified by S37
	and the ATB command.
	When originating or answering, begin the handshake
N1	only at the communication standard specified by S37
	and the ATB command. During handshake, fallback to a
	lower speed may occur (default).

Result Codes:

OK n = 0, 1

ERROR Otherwise

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