Nortel Networks 553-3001-211 manual Operating mode selection-RS-232-C

Page 490 of 894 NT7D16 Data Access card

Figure 93

Operating mode selection—RS-232-C
				OPE YES
		Modem (Modes 0, 1, 2, 3)				Terminal (Modes 12, 13, 14, 15)
				Operate Mode?
				Gateway		Host
				(Modes 4, 5,		(Modes 8,
				6, 7)		9, 10, 11)
	DEM = DTE			DEM = DTE		DEM = DCE	DEM = DCE
	PRM = Off			PRM = On		PRM = Off	PRM = On
Yes	Dynamic DCD?			Virtual Leased	Yes
				Line?
	No			No		No	Virtual Leased	Yes
DCD = Off					HOT = On
					DCD= Off		Line?
	DCD = On		No
				Hotline?
								HOT = On
				Yes		Hotline?	Yes	DTR = On
		HOT = Off		HOT = On
						No
				DCD= On
Yes							HOT = On
	Hotline?
						HOT = Off	DTR = Off
	No	Dynamic DCD?		No
HOT = On
AUTB = Off	HOT = Off		Yes			Yes
Select BAUD
				DCD = Off		Dynamic DTR?
		DCD = On				No
						DTR = Off
						DTR = On
					AUTB = Off
					Select BAUD
		Allow		Yes		Allow	No
		Autobaud?				Autobaud?
			No	AUTB = On		Yes
				BAUD = 7			AUTB = Off
		AUTB = Off
						AUTB = On	Select BAUD
		Select BAUD				BAUD = 7
	Yes	Dynamic DTR?				Dynamic DCD?	No
			No			Yes
	DTR = Off						DCD = Off
		DTR = On				DCD = On
				Set remaining
				Operate Parameters
				as appropriate:
				par, aut, DLNG, KBD,
				WIRE, & PBDO			553-5222
553-3001-211	Standard 2.00		September 2004