Nortel 252 Manuel utilisateur

BSR252

Business Secure Router

Document Number: NN47923-301

Document Version: 1.2

Date: May 2007

Nortel Business Secure Router 252 — Fundamentals

NN47923-301NN47923-301

The information in this document is subject to change without notice. The statements, configurations, technical data, and

recommendations in this document are believed to be accurate and reliable, but are presented without express or implied

warranty. The information in this document is proprietary to Nortel.

Trademarks

Nortel, Nortel (Logo), the Globemark, and This is the way, This is Nortel (Design mark) are trademarks of Nortel.

Microsoft, MS, MS-DOS, Windows, and Windows NT are registered trademarks of Microsoft Corporation.

All other trademarks and registered trademarks are the property of their respective owners.

Nortel Business Secure Router 252 — Fundamentals

Contents

Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Before you begin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Text conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

Related publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Hard-copy technical manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

How to get help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Chapter 1

Introducing the Business Secure Router . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Chapter 2

Hardware installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

2.1 Front panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

2.2 Rear panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Chapter 3

Setting up your computer IP address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.1 Static or dynamic configuration (Windows 2000/NT/XP) . . . . . . . . . . . . . . . . . 17

3.2 Checking your computer IP address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Chapter 4

Configuring your Business Secure Router . . . . . . . . . . . . . . . . . . . . . . . . . 21

4.1 Accessing your Business Secure Router via the WebGUI . . . . . . . . . . . . . . . 21

4.2 Using the wizard to configure for internet access . . . . . . . . . . . . . . . . . . . . . . 24

Internet Connection with PPPoE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Internet Connection with RFC 1483 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Internet Connection with ENET ENCAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Internet Connection with PPPoA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

4Contents

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4.3 Test your internet connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Chapter 5

User Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

General Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Firewall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

NAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

VPN Client Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Advanced Router Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Setting up the router when the system has a server . . . . . . . . . . . . . . . . . . . . 37

Connecting two sites to establish a virtual private network . . . . . . . . . . . . . . . 37

Adding IP telephony to a multi-site network . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Configuring the router to act as a Nortel VPN Server (Client Termination) . . . 39

Configuring the router to connect to a Nortel VPN Server (Client Emulation) . 39

Allowing remote management of a LAN-connected BCM50 . . . . . . . . . . . . . . 39

Setting up the router for guest access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Preventing heavy data traffic from impacting telephone calls . . . . . . . . . . . . . 40

Setting Up a Remote Office with a UNIStim IP Telephone . . . . . . . . . . . . . . . 41

Inter-Operability With Third-Party Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

VPN Connections With Cisco Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Chapter 6

Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Problem: None of the LEDs turn on when you turn on the Business Secure Router

Problem: You cannot access the Business Secure Router from the LAN . . . . 43

Problem: You cannot ping any computer on the LAN . . . . . . . . . . . . . . . . . . . 43

Problem: You cannot get a WAN IP address from the ISP . . . . . . . . . . . . . . . 44

Problem: You cannot access the Internet . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Nortel Business Secure Router 252 — Fundamentals

Table 1 Internet Account Information Worksheet 11

Table 2 Front panel details 14

Table 3 Rear panel details 15

NN47923-301

Preface 7

Nortel Business Secure Router 252 — Fundamentals

Preface

This Quick Start Guide provides instructions for installing and configuring your

Nortel Business Secure Router 252 as an Office Gateway for your network. After

completing this guide, you can access the Internet securely through your Nortel

Business Secure Router 252.

Before you begin

This guide is intended for network managers who are installing the Nortel

Business Secure Router 252 for the first time. It assumes that you are familiar

with the type of Internet connection used with your Business Secure Router.

Text conventions

This guide uses the following text conventions:

Acronyms

This guide uses the following acronyms:

italic text Indicates new terms, book titles, and variables in

command syntax descriptions. Where a variable is two

or more words, the words are connected by an

underscore.

Example: If the command syntax is

show at

<valid_route>

valid_route

is one

variable and you substitute one value for it.

ADSL asymmetric digital subscriber line

DHCP Dynamic Host Configuration Protocol

DNS domain name server

8Preface

NN47923-301

Related publications

For more information about using the Nortel Business Secure Router 252, refer to

the following publication:

•Nortel Business Secure Router 252 - Basics (NN47923-500)

Hard-copy technical manuals

You can print selected technical manuals and release notes free, directly from the

Internet. Go to www.nortel.com/documentation. Find the product for which you

need documentation. Then locate the specific category and model or version for

your hardware or software product. Use *Adobe Reader* to open the manuals and

release notes, search for the sections you need, and print them on most standard

printers. Go to the Adobe Systems web site at www.adobe.com to download a free

copy of Adobe Reader.

ENET Ethernet

IP Internet Protocol

ISP Internet Service Provider

LAN local area network

LLC logical link control

PPPoA Point-to-Point Protocol over ADSL

PPPoE Point-to-Point Protocol over Ethernet

RFC request for comment

SUA single user account

TCP/IP Transmission Control Protocol/Internet Protocol

VC virtual channel

VCI virtual channel identifier

VPI virtual path identifier

WAN wide area network

Preface 9

Nortel Business Secure Router 252 — Fundamentals

How to get help

If you purchased a service contract for your Nortel product from a distributor or

authorized reseller, contact the technical support staff for that distributor or

reseller for assistance.

If you purchased a Nortel service program, contact Nortel Technical Support. To

obtain contact information online, go to www.nortel.com/cgi-bin/comments/

comments.cgi, then click on Technical Support.

From the Technical Support page, you can open a Customer Service Request

online or find the telephone number for the nearest Technical Solutions Center.

If you are not connected to the Internet, you can call 1-800-4NORTEL

(1-800-466-7835) to learn the telephone number for the nearest Technical

Solutions Center.

An Express Routing Code (ERC) is available for many Nortel products and

services. When you use an ERC, your call is routed to a technical support person

who specializes in supporting that product or service. To locate an ERC for your

product or service, go to http://www.nortel.com/help/contact/erc/index.html.

10 Preface

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