ZyXEL Communications omni.net LCD+M manual 147

Technical Reference for ZyXEL omni.net series

			All the Following Commands Require a 'AT' Prefix
	AT Com.	Options	Function & Description	Reference
&Kn				S27b0-1
		&K0	Disables data compression
		&K1	Automatic data compression (Default.)
		&K2	Enables MNP 5 data compression
		&K3	Enables V.42 bis data compression.
&Knn			PPP/V.120/X.75 data compression control.	S83b2
			&K must be followed by two digits.
		&K00	Disable V.42bis.
		&K44	Enable V.42bis (PPP/V.120/X.75), STAC (PPP)
&Ln			POTS port selection during call answering.	S84b5
		&L0	Set priority to POTS port, Phone 1.
		&L1	Set priority to POTS port, Phone 2, and internal modem.
&On			Set default call type for conventional dialing commands.	S83b4-5
		&O0	ATDs, ATDPs, and ATDTs default to make calls for the POTS
			port, Phone 2, and fax/modem.
		&O1	Auto-selection of 64kbps and 3.1 kHz on outgoing calls (LCD+M
			only).
		&O2	ATDs, ATDPs, and ATDTs default to make ISDN data calls.
		&O3	ATDs, ATDPs, and ATDTs default to make calls for the POTS
			port, Phone 1.
&Sn			Data Set Ready (DSR) function selection.	S21b3
		&S0 (*)	DSR overridden, DSR always ON.
		&S1	DSR according to CCITT (ITU-TSS). (See also S41b5, S44b4)
&Tn			omni.net testing.
		&T9	Initiate ISDN Loopback test.
		&T10	Initiate ISDN Loopback with self-test.
		&T11	Initiate ISDN Loopback from B1, through switch, to B2.
&Vn			View profile settings.
		&V0	View current active settings.

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