IBM 8090, 8088, 8086, 8089, 8087 manual MNP/V.42/V.42bis/V.44 commands

Command		Function
	&V1	Display Last Connection Statistics
&W_	&W0	Stores the active profile as Profile 0
	&W1	Stores the active profile as Profile 1
%E_	%E0	Disable auto-retrain
	%E1	Enable auto-retrain
+MS?		Displays the current Select Modulation
		settings
+MS=?		Displays a list of supported Select Modulation
		options
+MS=a,b,c,e,f		Select modulation where: a=0, 1, 2, 3, 9, 10, 11,
		12, 56, 64, 69; b=0-1; c=300-56000; d=300-
		56000; e=0-1; and f=0-1. A, b, c, d, e, f
		default=12, 1, 300, 56000, 0, 0. Parameter ″a″
		specifies the modulation protocol desired
		where: 0=V.21, 1=V.22, 2=V.22bis, 3=V.23,
		9=V.32, 10=V.32bis, 11=V.34,
		12=V.90,K56Flex,V.34......,56=K 56Flex,
		V.90,V.34......, 64=Bell 103, and 69=Bell 212.
		Parameter ″b″ specifies automode operations
		where: 0=automode disabled, 1= automode
		enabled with V.8/V.32 Annex A. Parameter ″c″
		specifies the minimum connection data rate
		(300- 56000). Parameter ″d″ specifies the
		maximum connection rate (300-56000);
		Parameter ″e″ specifies the codec type (0=
		Law, and 1=A-Law). Parameter ″f″ specifies
		″robbed bit″ signaling detection (0=detection
		disabled 1=detection enabled)

MNP/V.42/V.42bis/V.44 commands

Command		Function
%C_	%C0	Disable MNP Class 5 and V.42bis data compression
	%C1	Enable MNP Class 5 data compression only
	%C2	Enable V.42bis data compression only
	%C3	Enable MNP Class 5 and V.42bis data compression
&Q_	&Q0	Direct data link only (same as \N1)
	&Q5	V.42 data link with fallback options
	&Q6	Normal data link only (same as \N0)
+DS44=0, 0		Disable V.44
+DS44=3, 0		Enable V.44
+DS44?		Current values
+DS44=?		List of support values

38User Guide