BreezeNET DS.11 Manuel utilisateur
BreezeNET DS.11 Series
WBS-DS.11
WBC-DS.11
User's
Manual
May, 1999
Cat xxxxxxxx
Rev A
© 1999 by BreezeCOM Ltd. All rights reserved.
No part of this publication may be reproduced in any material form without the written
permission of the copyright owner.
No part of this publication may be reproduced in any material form without the written
permission of the copyright owner.
Trade Names
BreezeNET and BreezeLINK are trade names of BreezeCOM Ltd. Other brand and product
names are registered trademarks or trademarks of their respective companies.
Statement of Conditions
The information contained in this manual is subject to change without notice. BreezeCOM Ltd. shall not
be liable for errors contained herein or for incidental or consequential damages in connection with the
furnishing, performance, or use of this manual or equipment supplied with it.
Warranty
In the following warranty text, “the Company” shall mean:
- BreezeCOM Inc., for products located in the USA.
- BreezeCOM Ltd., for products located outside the USA.
This BreezeNET product is warranted against defects in material and workmanship for a period of one
year. During this warranty period the Company will, at its option, either repair or replace products that
prove to be defective.
For warranty service or repair, the product must be returned to a service facility designated by the
Company. Authorization to return products must be obtained prior to shipment. The buyer shall pay all
shipping charges to the Company and the Company shall pay shipping charges to return the product to the
buyer.
The Company warrants that the firmware designed by it for use with the unit will execute its programming
instructions when properly installed on the unit. The Company does not warrant that the operation of the
unit or firmware will be uninterrupted or error-free.
Limitation of Warranty
The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by
the buyer, buyer supplied interfacing, unauthorized modification or misuse, operation outside of the
environmental specifications for the product, or improper site preparation or maintenance. No other
warranty is expressed or implied. The Company specifically disclaims the implied warranties of
merchantability and fitness for any particular purpose.
Electronic Emission Notices
This device complies with Part 15 of the FCC rules, ETSI 300-328, UL, UL/C, TUV/GS, and CE.
Operation is subject to the following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may cause undesired
operation.
FCC Radio Frequency Interference Statement
This equipment has been tested and found to comply with the limits for a class A digital device, pursuant
to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment. This equipment generates,
uses, and can radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications. Operation of this equipment
in a residential area is likely to cause harmful interference in which case the user will be required to
correct the interference at his own expense.
FCC Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.
This equipment should be installed an operated with the minimum distance between your body and the
antenna as shown in the table below:
Low gain indoor antennas (≤6dBi) 4.5cm (1.8 inches)
High gain outdoor antennas (>6dBi) 30cm (12 inches)
Information to User
Any changes or modifications of equipment not expressly approved by the manufacturer could void the
user’s authority to operate the equipment and the company’s warranty.
Contacting BreezeCOM Technical Support
Should you need assistance beyond the scope of this guide, please contact your local BreezeCOM reseller
or distributor. If they cannot solve your problem, feel free to contact the BreezeCOM Technical Support
Department. The support representatives can assist you in solving any problems that cannot be solved by
your reseller.
When requesting support, please have the following items available:
•Configuration of the system, including models of the BreezeCOM equipment used.
•Antenna type and cable lengths.
•Site information such as possible radio path problems (like trees, machines, and buildings).
•Distance between devices.
•Configuration, statistic counters, and error messages as seen on the monitor.
•Description of problems encountered.
To contact BreezeCOM Technical Support, refer to the Technical Support page of the BreezeCOM web
site: www.breezecom.com
Table of Contents
BreezeNET DS.11 v User's Manual
TABLE OF CONTENTS
1. Introduction......................................................................................................... 1-1
1.1 How to Use This Guide...............................................................................................1-1
1.2 BreezeNET DS.11 Features ........................................................................................1-2
1.3 BreezNET DS.11 Compatibility and Standards..........................................................1-3
1.4 BreezeNET DS.11 Functional Description.................................................................1-3
1.4.1........................................................................................ Quick Review of Ethernet 1-3
1.4.2..........................................................................WBS-DS.11 Wireless Base Station 1-3
1.4.3........................................................................WBC-DS.11 Wireless Bridge Client 1-4
1.5 Where to Use DSSS ....................................................................................................1-4
2. Installation .......................................................................................................... 2-6
2.1 Checking The LED Indicators ....................................................................................2-6
2.2 The Rear Panel............................................................................................................2-7
2.3 Outdoor Installation Considerations ...........................................................................2-8
2.3.1...............................................................................................Site Selection Factors 2-8
2.3.2..................................................................................................Rooftop Installation 2-9
2.3.3......................................................................... Antennas for Outdoor Applications 2-10
2.3.4............................................................................................................ Antenna Seal 2-12
2.3.5................................................................................................................... Cell Size 2-12
2.3.6........................................................................................................... Link Distance 2-12
2.3.7................................................................................... Using Outdoor Range Tables 2-13
2.4 Precautions................................................................................................................2-14
2.4.1.....................................................................................................Transmit Antenna 2-14
2.4.2.................................................................................................Lightning Protection 2-14
2.4.3........................................................................................................... Rain Proofing 2-15
Table of Contents
User's Manual vi BreezeNET DS.11
3. System Troubleshooting ..................................................................................... 3-1
3.1 Troubleshooting Guide ...............................................................................................3-1
4. BreezeNET Management Utility.......................................................................... 4-3
4.1 BreezeNET Management Utility Main Window ........................................................4-3
4.1.1............................................................................... Selecting IP Addresses of Units 4-4
4.1.2....................................................................................................The IP/SNMP Tab 4-5
4.1.3............................................................................................... The General Info Tab 4-7
4.1.4.....................................................................................The WLAN Parameters Tab 4-8
4.1.5............................................................................................................ The RSSI tab 4-9
4.1.6.....................................................................................................The Counters Tab 4-10
4.1.7...........................................................................................The Station Control Tab 4-11
4.1.8............................................................................................................. The Log Tab 4-12
4.1.9................................................................................................................Debug Info 4-13
4.2 Quick Start to Wireless Networking .........................................................................4-13
4.3 More about Cells.......................................................................................................4-14
5. Software DownLoad Procedure ........................................................................ 5-15
6. Technical specifications .................................................................................... 6-16
6.1 Supported Standards .................................................................................................6-16
6.2 Environmental...........................................................................................................6-16
6.3 Power specifications .................................................................................................6-16
6.4 Radio specifications..................................................................................................6-17
6.5 Specific features........................................................................................................6-17
6.6 Physical Dimensions .................................................................................................6-17
APPENDIX A. RADIO SIGNAL PROPAGATION.......................................................... 1
A.1 Radio Signal Propagation ...............................................................................................1
A.1.1 Introduction .......................................................................................................... 1
A.1.2 RF Terms and Definitions....................................................................................2
Table of Figures
User's Manual viii BreezeNET DS.11
TABLE OF FIGURES
Figure 1-1. A Typical DS.11 Wireless Bridging Combined with FHSS WLAN Segments1-5
Figure 2-1. DS.11 LEDs ....................................................................................................2-6
Figure 2-2. DS.11 Rear Panel ............................................................................................2-7
Figure 4-1. BreezeCOM Manager Main Window (IP/SNMP Tab)...................................4-4
Figure 4-2. IP/SNMP Tab ..................................................................................................4-5
Figure 4-3. The Set IP Dialog Box ....................................................................................4-6
Figure 4-4. General Info Tab .............................................................................................4-7
Figure 4-5. WLAN Parameters Tab...................................................................................4-8
Figure 4-6. Counters Tab .................................................................................................4-10
Figure 4-7. The Station Control Tab................................................................................4-11
Figure 4-8. Log Tab .........................................................................................................4-12
Figure A-1. A Typical Radio System................................................................................A-1
Figure A-2. Attenuation of an RF signal ..........................................................................A-2
Figure A-3. Side View ......................................................................................................A-4
Figure A-4. Top View.......................................................................................................A-4
Figure A-5. Radiation Pattern of Directional Antenna.....................................................A-5
Figure A-6. Multipath Reception......................................................................................A-7
Figure A-7. Fresnel Zone..................................................................................................A-8
Figure A-8. Fresnel Zone Clear of Obstacles ...................................................................A-9
Introduction
BreezeNET PRO.11 Series 1-1 User’s Guide
1. INTRODUCTION
This chapter describes the main features of the BreezeNET DS.11 Wireless LAN,
which includes the following products:
•WBS-DS.11 - Wireless Base Station
•WBC-DS.11 - Wireless Bridge Client
Also in this chapter: relevant standards, compatibility issues, product functionality
and use of the DS (Direct Sequence) WLAN.
1.1 How to Use This Guide
This User's Manual contains instructions for overall planning and setting up your
wireless LAN, and provides details of how to install each unit, and how to install
antennas and accessories.
This manual contains the following chapters:
⇒Chapter 1 Introduction – Explains how to use this manual and presents the
BreezeNET DS.11 series.
⇒Chapter 2 Installation – Describes how to install the BreezeNET DS.11 series
units.
⇒Chapter 3 System Troubleshooting - Contains a troubleshooting guide for
some of the more common problems which may occur when installing and
using the BreezeNET DS.11 products.
⇒Chapter 4 Using the BreezeNET Management Utility – Describes how to
use the BreezeNET Management utility to setup, configure, and manage
BreezeNET DS.11 series units.
⇒Chapter 5 Downloading Software Upgrades – Explains how to perform
future upgrades for BreezeNET DS.11 series units using a TFTP application.
Introduction
User's Manual 1-2 BreezeNET DS.11
⇒Chapter 6 Technical Specifications - Lists the technical specifications for the
BreezeNET DS.11 series units.
⇒Appendix A. Radio Signal Propagation - This section explains and simplifies
many of the terms relating to antennas and RF (Radio Frequency) used when
dealing with an RF installation system.
1.2 BreezeNET DS.11 Features
The following are the main features of the BreezeNET DS.11 series:
•Rate - 11 Mbps with 5.5, 2, and 1 Mbps auto fallback rates.
•LED Display – Power, Network Activity, and WLAN Load or Signal Quality
LEDs indicate the current status of the unit.
•Upgrading – Simple, quick, and free software upgrades via TFTP.
•Future-proof Investment – All “infrastructure” items in the DS.11 series line
offer Flash updates.
•Management utility – This user-friendly application helps you quickly setup
and manage your WLAN. You can save the configuration to a file and import
the file to other stations for fast installation.
•Easy Installation - The DS.11 series supports a true plug-and-play.
•MIB support - The DS.11 series supports all major SNMP management
software: HP/OpenView, SUN NetManager, SNMPc.
•Transmit Diversity - The DS.11 series supports a single or dual antennas
diversity.
•Bridge Client Support - Remote bridge clients support is up to 15 miles
away. In addition, the DS.11 series supports up to 64 Bridge clients.
Ce manuel convient aux modèles suivants
2
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