Ericsson W20 User manual

Ericsson W20/21
Fixed Wireless Terminal for WCDMA/HSDPA
Mobile Networks
User's Guide

Ericsson W20/21
Fixed Wireless Terminal for WCDMA/HSDPA
Mobile Networks
User's Guide
.
ii 1/1551-CRH 102 167 Uen Rev C 2007-04-19
Copyright
©Ericsson AB 2007 – All Rights Reserved
Disclaimer
No part of this document may be reproduced in any form without the written
permission of the copyright owner.
The contents of this document are subject to revision without notice due to
continued progress in methodology, design and manufacturing. Ericsson shall
have no liability for any error or damage of any kind resulting from the use of
this document.
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Windows® Windowsis a registered trademark of Microsoft Corporation.
All other brand and product names are trademarks or registered trademarks of
their respective holders.

Introduction
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Contents
1Introduction 3
1.1 Structure of this Guide 3
1.2 Product Overview 4
1.2.1 Indicators and Connectors 5
2Configuration and Management 7
2.1 Accessing Internal Web Pages 7
2.2 Overview Page 9
2.2.1 Changing Password 9
2.2.2 Alarms 10
2.2.3 Network Information 10
2.3 Configuration Wizard 11
2.3.1 Internet Access 12
2.3.2 Wireless LAN Access 15
2.4 Internet 24
2.4.1 Traffic Statistics 26
2.4.2 Authentication 27
2.5 LAN 29
2.5.1 DHCP Server 30
2.5.2 Traffic Statistics 31
2.5.3 Port Status 32
2.6 Wireless LAN 32
2.6.1 Connected Devices 36
2.6.2 Whitelist 36
2.7 NAT 37
2.7.1 UPnP IGD 37
2.7.2 Application Level Gateways 38
2.7.3 Port Forwarding 38
2.8 Sharing 42
2.8.1 File Sharing 43

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2.8.2 Printer Sharing 43
2.9 System 44
2.9.1 Configuration Backup and Restore 45
2.9.2 Restart 45
2.9.3 Software Update 45
2.9.4 Factory Reset 47
2.10 Event Log 47
3PC Configuration 49
3.1 IP Settings 49
3.1.1 Obtaining IP Settings Automatically 49
3.1.2 Configuring Static IP Address 51
3.2 Wireless LAN Settings 51
3.2.1 Siting the Wireless PC 51
3.2.2 Installing the Wireless LAN Interface 51
3.2.3 Configuring PC Access to the Ericsson W20/21 52
3.3 Sharing Settings 52
3.3.1 Checking Workgroup Settings 53
3.3.2 Accessing a Shared USB Mass Storage Device 54
3.3.3 Setting Up a Connection to a Storage Device 54
3.3.4 Accessing a Shared Printer 55
4Trouble-Shooting 67
4.1 No Access to Ericsson W20/21 Web Pages 68
4.2 No Internet Access 68
4.3 Slow or Intermittent Internet Connection 69
4.4 No Access to a Certain Internet Application 69
4.5 No LAN Connection 70
4.6 No Wireless LAN Connection 71
4.7 Slow or Intermittent Wireless LAN Connection 72
4.8 No Access to Shared Files or Network Printer 73
4.8.1 USB Printer Error 73
Glossary 74

Introduction
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1 Introduction
This chapter describes the structure of this guide and gives a brief product
overview.
1.1 Structure of this Guide
This User’s Guide contains information that is needed to configure and
manage the Ericsson W20/21 Fixed Wireless Terminal (FWT). The
following chapters are included:
•Chapter 1 – “Introduction” – provides information about this guide and
gives a brief product overview.
•Chapter 2 – “Configuration and Management” – provides detailed
information about how to perform configuration and management of the
Ericsson W20/21.
•Chapter 3 – “PC Configuration” – gives instructions for configuring your
computers to work with the Ericsson W20/21.
•Chapter 4 – “Trouble-Shooting” – tells you how to solve a number of
issues that could occur during installation, configuration, and use of the
Ericsson W20/21.
•The Glossary includes abbreviations and explanations to technical
terms used in this guide.

Introduction
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1.2 Product Overview
The Ericsson W20/21 FWT is an advanced small office and home router
with wireless Internet access. The key benefits of the product are:
•Wireless Broadband Services at Reliable High Speed
The Ericsson W20/21 uses WCDMA/HSDPA radio access to provide
high-speed data capabilities to the local network.
•Advanced Networking
The Ericsson W20/21 supports an advanced local network setup. It
provides IP routing, Ethernet switching, DHCP service, and NAT.
•File and Printer Sharing
Network storage and printing are supported through USB connection of
up to two mass storage devices and one printer at the same time.
•Local Wireless Access with High-level Security
The Ericsson W20/21 is a WLAN access point for the wireless local
network including WEP, WPA, and WPA2 with pre-shared keys for
WLAN security.
For more information about the Ericsson W20/21, see
www.ericsson.com/fwt
Figure 1 Example of Ericsson W20/21 Network Connections

Introduction
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1.2.1 Indicators and Connectors
The Ericsson W20/21 is equipped with five status indicators located on the
front panel of the unit. A general description of each indicator is provided in
the following table (from top to bottom):
Table 1 Front Panel Indicators
Text Status Description
Power Green
Unlit
Mains powered.
Power is off.
Mobile Network Green
Red
Flashing
Unlit
Connection to a UMTS network.
Connection to a GSM network.
Searching for a connection.
No connection to the mobile network.
Internet Green
Unlit
Connection to Internet established.
No Internet connection.
Wireless LAN Green
Unlit
The Wireless LAN is active.
The Wireless LAN is inactive.
Alarm Red
Unlit
Various error conditions specified on the
W20/21 Overview web page.
No error.
The Ethernet LAN connectors (LAN1- LAN4) on the connectors’ panel
have two built-in indicators each.
The left indicator shows the speed of data traffic between the Ericsson
W20/21 and the connected client. If the speed is 100 Mbps, the indicator is
green. When the indicator is unlit, the speed is 10 Mbps.
The indicator to the right is green when a LAN connection is established
and flashes to show data traffic activity.

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The connectors on the Ericsson W20/21 are positioned as shown in the
following illustration:
Figure 2 Connectors’ panel
A description of each connector is provided in the table below (from left to
right):
Table 2 Connectors
Label Description
10-28 VDC Power input for connecting the power supply adapter.
Reset Button used to restore the Ericsson W20/21 configuration
to factory default settings. The following procedure resets
all configurable values back to factory default settings,
including the Ericsson W20/21 login user name and
password.
1. Disconnect the power cable from the W20/21 unit.
2. Press and hold the Reset button with the tip of a
pen and then reconnect the power cable. Keep the
button pressed for at least 20 seconds.
3. The Ericsson W20/21 restarts and comes online
with the factory default settings.
USB USB connectors, for connecting Ericsson the W20/21 to a
USB printer.
LAN 1 - 4 Ethernet LAN connectors (RJ45), for connecting the
Ericsson W20/21 to client PCs or an Ethernet switch/hub.

Configuration and Management
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2 Configuration and Management
Follow the instructions in the Quick Installation Guide to install the
Ericsson W20/21. When the installation is finished, the Ericsson W20/21
internal web pages are available for configuration and status control. This
chapter provides detailed information about configuration and management
of the Ericsson W20/21 using the web pages.
The Ericsson W20/21 web user interface is available in four languages;
English, German, Spanish and French. Click on corresponding country flag
on the left hand in the web user interface to change to preferred language.
The Ericsson W20/21 supports the following web browsers:
•Internet Explorer® 5.0 or higher
•Safari® 1.3 or higher
•Firefox® 1.0 or higher
•Opera® 8 or higher
Note: The web page pictures in this document have W20 headings.
These are also valid for W21 since W20 and W21 share the same
web user interface functionality.
2.1 Accessing Internal Web Pages
Start a web browser and type http://192.168.1.1 in the Address (URL)
field. The Ericsson W20/21 User login page is displayed.
Note: If you change the Ericsson W20/21 internal IP address, you have to
use the new address to access the web pages.

Configuration and Management
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Figure 3 User Login page
The default login user name and password are both “user”. You are
recommended to change the password, see section 2.2.1 – “Changing
Password”.
Type user in both the User name and Password fields. Click Log In .
The Overview page is displayed:
Figure 4 Overview page