Nortel Networks 400-S manual Ethernet interfaces

38Chapter 3 Instant Internet 400-S hardware installation

Table 2 describes the Ethernet interfaces available for your Instant Internet 400-S unit.

Table 2 Ethernet interfaces

Interface name Interface card			Type
Eth1			Seven-port Ethernet switch on
			the front of the unit. More
			information is available in
			Chapter 4, “Seven-port
		9865EB	autosensing switch
			specifications,” on page 51.
Eth2		Link Act	Standard Ethernet interface on
			the back of the unit. Use Eth2
			as your DMZ connection.
Aux		Configuration Ethernet
		10/100
		9866EB
Eth3			Standard Ethernet interface
ALM	100	10	card. Use Eth3 as your WAN
			connection.
		9855EB

Table 3 describes the communications interface cards available for your Instant Internet 400-S unit.

Table 3 Communications interface cards

Interface name	Interface card
Dual Analog		Line	Phone		Line
ISDN U		ISDN	B1	B2	LK

	Type
	Analog modem interface card
Phone	with two RJ-11 connectors for
	phones (outgoing to modem)
	and two RJ-11 connectors for
9857EB	telcos (incoming from wall jack).
	ISDN U interface card
Phone	(integrated NT1) with one
	POTS connector and one RJ-45
	connector.
9856EC

209375-A