Table 3, Communication interfaces – Nortel Networks Instant Internet 400 Unit User Manual

Page 34

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34

Chapter 3 Instant Internet 400 hardware installation

300867-G

Table 3

shows the communication interface cards available for your Instant

Internet 400 unit.

Table 3 Communication interfaces

Interface name Interface card

Type

ISDN

ISDN interface card (United
States) with one RJ-45
connector (does not support
NT1).

ISDN

ISDN interface card
(international) with two RJ-45
connectors (supports NT1).

Dialup

(Analog)

Note: Depending on the type of analog modem card
you have, the placement of the jacks may be reversed.
Be sure to read the labels of the jacks before you plug in
any cables.

Analog modem interface card
with one RJ-11 connector for
the phone (outgoing to modem)
and one RJ-11 connector for the
Telco (incoming from wall jack).

Note: If you have a dual analog
unit, the first modem is located
in slot A and the second modem
is in slot B.

Serial-1 (port 0)

Serial-2 (port 1)

X.21 interface card (leased-line)
with one 26-pin connector for
X.21port 0 and one 26-pin
connector for X.21 port 1.

9287EB

RJ-45

ISDN

9288EB

RJ-45

ISDN

RJ-45

ISDN

9289EB

RJ-11

Telco

RJ-11

Phone

9290EB

26-pin

X.21 Port 0

26-pin

X.21 Port 1

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