IBM 2193, 6345, 2194 manual 42bis commands, Modem information B-11

V.42bis commands

Table 4: V.42bis commands

Command	Function
+IFC = 0,0	Disable flow control
+IFC = 2,2	Enable RTS/CTS hardware flow control (data mode default)
+IFC = 1,1	Enable XON/OFF software flow control
+DS = 0,0,2048,32	Data compression disable
+DS =3,0,2048,32	V.42bis/MNP5 data compression enabled
+ES = 0,0,1	Normal mode (speed buffering) only
+ES = 4,4,6	MNP mode only
+ES =3,3,5	V.42/MNP/Normal auto-mode
+ES = 3,0,2	V.42 mode only
+ILRR = 0	Disable protocol result code appended to DCE speed
+ILRR = 1	Enable protocol result code appended to DCE speed

Modem information B-11