HP AdvanceStack Internet Router manual Auxiliary Port Signals and Pinouts

Cable Specifications

Cable Specifications

Console and Auxiliary Port Signals and Pinouts

Table A-2. Console Port Signaling and Cabling Using a DB-25 Adapter

Console	RJ-45-to-RJ-45		RJ-45-to-DB-25	Console
Port (DTE)a	Roll-Over Cable		Terminal Adapter	Device
Signal	RJ-45 Pin	RJ-45 Pin	DB-25 Pin	Signal
RTS	1b	8	5	CTS
DTR	2	7	6	DSR
TxD	3	6	3	RxD
GND	4	5	7	GND
GND	5	4	7	GND
RxD	6	3	2	TxD
DSR	7	2	20	DTR
CTS	8b	1	4	RTS

a.You can use the same cabling to connect a console to the auxiliary port.

b.Pin 1 is connected internally to Pin 8.

Auxiliary Port Signals and Pinouts

Use the thin, flat, RJ-45-to-RJ-45 roll-over cable and RJ-45-to-DB-25 male DCE adapter (labeled “MODEM”) to connect the auxiliary port to a modem. Figure A-2 shows how to connect the auxiliary port to a modem. Table A-3 lists the pinouts for the asynchronous serial auxiliary port, the RJ-45-to-RJ-45 roll-over cable, and the RJ-45-to-DB-25 male DCE adapter (labeled “MODEM”).

	RJ-45-to-RJ-45		Modem
	roll-over cable
Router				H6094
		RJ-45-to-DB-25 adapter
		(labeled “MODEM”)

Figure A-2. Connecting the Auxiliary Port to a Modem

A-4