SMC Networks 7204BRB User manual

ADSL BarricadeTM
4-Port ADSL Router with Built-in
Annex B ADSL Modem
User Guide
February 2004

i
TABLE OF CONTENTS
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
ADSL Barricade Overview . . . . . . . . . . . . . . . . . . . 3
Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Connecting the ADSL Barricade to Your Computer . . . . . . . . . .7
Configuring Your Computers . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Entering the Admin Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Status Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
WAN Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
LAN Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
PPP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
NAT Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Virtual Server Configuration. . . . . . . . . . . . . . . . . . . . . . .35
DNS Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Bridge Filtering Configuration . . . . . . . . . . . . . . . . . . . . .38
Route Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Learned MAC Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
ADSL Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
RIP Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Password Configuration. . . . . . . . . . . . . . . . . . . . . . . . . .46
Miscellaneous Configuration . . . . . . . . . . . . . . . . . . . . . .47
Reset to Factory Default . . . . . . . . . . . . . . . . . . . . . . . . .49
Diagnostic Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Code Image Update. . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
System Log . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Reboot/Save Configuration . . . . . . . . . . . . . . . . . . . . . . .55

Table of contents
ii
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . .57
Technical Specifications . . . . . . . . . . . . . . . . . . . .59
Terminology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
Compliances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i
Legal Information and Contacts . . . . . . . . . . . . . .vii

1
INTRODUCTION
Congratulations on the purchase of the ADSL Barricade, a 4-port
ADSL Router with built-in Annex B ADSL Modem.
ADSL, which stands for Asymmetric Digital Subscriber Line,
is the latest communication technology that offers faster and
uninterrupted Internet access. The ADSL Barricade makes use of
your existing phone line for Internet surfing and at the same time,
allows you to talk on the phone. As your phone line is dedicated
to your home, your connection to the Internet will also be highly
secured and reliable.
Features
•ANSI T1.413 Issue 2, ITU G.992.1 (G.DMT), ITU 992.2
(G.Lite) and ITU G.994.1 (G.hs) compliant modem for high
speed Internet access.
•10/100Base-T Ethernet router to provide Internet connectivity
to all computers on your LAN.
•Network address translation (NAT), Firewall, and IP filtering
functions to provide security for your LAN.
•
Network configuration through DHCP Server and DHCP Relay.
•Services including IP route and DNS configuration, RIP, and
IP and DSL performance monitoring.
•Configuration program you access via an HTML browser.

Introduction
2
System Requirements
In order to use the ADSL Barricade, you must have the following:
•ADSL service up and running on your telephone line,
with at least one public Internet address for your LAN.
•One or more computers each containing an Ethernet
10/100 Base-T network interface card (NIC).
•An Ethernet hub/switch, if you are connecting the device
to more than one computer on an Ethernet network.
•For system configuration using the supplied web-based
program: a web browser such as Internet Explorer V5.0
or later, or Netscape V6.1 or later.

3
ADSL B
ARRICADE
O
VERVIEW
Package Contents
•One ADSL Barricade.
•One Power adapter.
•One RJ-45 Ethernet cable.
•One RJ-11 Standard phone/DSL line cable.
•Installation utility and Documentation CD.
•Quick Installation Manual.
Note:
Included with specific models is a RJ-11 to RJ-45 cable
that will allow connection to an ISDN splitter for U-R2
compatibility.

ADSL Barricade Overview
4
Front Panel
Figure 1. Front Panel LEDs
LED
LABEL Power Link TX/RX Ethernet 1 2 3 4
Color
Status Green Green Green Green / 100 Mbps
Yellow / 10 Mbps
Green
Steady Power On ADSL line is trained. DSL Transmitting/
Receiving
Link
Green
Blink N/A Training TX/RX Transmitting/Receiving
Yellow
Steady N/A N/A N/A Link
Yellow
Blink N/A N/A N/A Transmitting/Receiving
OFF Power
Off No Connection No TX/RX No Connection

Rear Panel
5
Rear Panel
Figure 2. Rear Panel Connectors
Rear Panel
Connector Description
Power Supply 12V, 1.2A
Reset and Restore
Factory Defaults
Button
If depressed for 1-2 seconds: ready for Reset.
If depressed for 5 seconds or more: ready to restore
factory default settings.
DSL Port RJ-11 phone connector
Ethernet Port Four 10/100M BASE-T RJ-45 connectors

7
CONFIGURATION
Connecting the ADSL Barricade to Your
Computer
Connecting to Ethernet
Note:
To connect the ADSL Barricade to your computer,
you need to have an Ethernet port present on your
computer.
Attach one end of a provided Ethernet cable to a regular hub
port and the other to the Ethernet port on the ADSL Barricade.
Connecting to the ADSL Line
Connect one end of the provided phone cable to the port labeled
DSL on the Rear Panel of the device. Connect the other end to
your wall phone jack.
Note:
Included with specific models is a RJ-11 to RJ-45 cable
that will allow connection to an ISDN splitter for U-R2
compatibility.