3Com 6000 manual Router to WAN, Connection, AUX port, AUX cable

28Chapter 2: Installation

	SFPs are optional. They are provided only when ordered.
Router to WAN	Many types of WAN interfaces are available with the Router 6000 and the
Connection	one provided by the main control boards is an AUX interface. The
	following subsections describe how to connect it. For connecting the
	WAN interface on a FIC, refer to the relevant contents in the chapter
	“FICs”.
	AUX port
	AUX is an RS232 asynchronous serial interface, which can back up a
	WAN interface and provide dial connection. In case of console failure,
	AUX can function as a console interface. For the AUX interface attributes,
	refer to the section “The RPU Module” or “The RPU2 Module”.
	AUX cable
	AUX cable is an eight-wire shielded cable. At one end of the cable is an
	RJ-45 connector for connecting the console port on the router. At the
	other end are DB-9 (male) connector and DB-25 (male) connector. You
	can plug either of them into the serial port on a modem as needed. The
	following figure illustrates the AUX cable.
	Figure 17 AUX cable