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Proxim Harmony 802.11b User Manual

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Harmony 802.11b
Access Point
Model 8550
User's Guide

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Summary of Contents for Proxim Harmony 802.11b

  • Page 1 Harmony 802.11b Access Point Model 8550 User’s Guide...
  • Page 2 Proxim, Inc. All other trademarks are the property of their respective owners. Limited Warranty, Disclaimer, Limitation Of Liability For a period of one (1) year from the date of purchase by the retail customer, Proxim warrants the Harmony 802.11b Access Point Model 8850 against defects in materials and workmanship.
  • Page 3 Warranty Return Policy If you have a problem with the Harmony 802.11b Access Point Model 8550, please call Proxim Technical Support at 1-408-731-2640. Proxim Technical Support will assist with resolving any technical difficulties you may have with your Proxim product.

  • Page 4: Table Of Contents

    LED Indicators ..................9 3. Wirefree Operation ............ 10 Harmony Architecture ................10 The IEEE 802.11b Specification ............11 Roaming Between Harmony 802.11b Access Points ......11 Roaming Guidelines ................12 4. Configuration Parameters ........14 Basic Settings ..................14 WEP Settings ..................

  • Page 5: Introduction

    1. Introduction Thank you for choosing Proxim’s Harmony 802.11b Access Point Model 8550, a member of Proxim’s Harmony Wirefree Infrastructure Family. The Harmony product line is the first wirefree networking solution to embrace all current and future wirefree LAN standards, including OpenAir, IEEE 802.11b, and future 10 Mbps frequency hopping and 5 GHz technologies, in a single, homogeneous architecture.

  • Page 6: The Harmony Family

    The Harmony Family The Harmony Wirefree Infrastructure Family includes the following products: The Harmony 7560 Access Point Controller centralizes the management, security, and filtering capabilities of a wirefree LAN. The Access Point Controller communicates with Harmony Access Points over the Ethernet network to provide wirefree network access for mobile clients.

  • Page 7: System Requirements

    System Requirements To begin using the Harmony 802.11b Access Point, you need the following minimum requirements: At least one Harmony Access Point Controller; An Ethernet (10Base-T) or Fast Ethernet (100Base-TX) LAN switch or hub; At least one 802.11b PC Card.

  • Page 8: Installation

    This chapter describes the installation procedure for the Harmony 802.11b Access Point and the LEDs found on the unit. Installation Procedure Follow these steps to install the Harmony 802.11b Access Point Model 8550: Note: You must install a Harmony Access Point Controller before installing a Harmony Access Point.

  • Page 9: Mounting Option

    7560 User’s Manual for more information on how to configure an Access Point. Mounting Option The Harmony 802.11b Access Point is designed to sit on a desktop. In addition, an optional hardware bracket is available for purchase so that the unit may be mounted to a wall or ceiling.

  • Page 10: Led Indicators

    Status LED: This LED, located on the right side (with the unit orientated so that you can read the Proxim logo), is green when the unit is powered up and operational. The LED is amber during initialization and when the Access Point is not partnered with a Harmony AP Controller.

  • Page 11: Wirefree Operation

    When a Harmony 802.11b Access Point is connected to the network for the first time, the AP Controller automatically configures it with the AP AutoConfig default settings.

  • Page 12: The Ieee 802.11B Specification

    The 802.11b operating parameters are described in Chapter 4. Roaming Between Harmony 802.11b Access Points If there are multiple Harmony 802.11b Access Points on the network, then a mobile client may seamlessly roam from one Access Point to another. Each Access Point creates its own wirefree coverage area or Basic Service Set (BSS).

  • Page 13: Roaming Guidelines

    OpenAir Access Points. All Harmony 802.11b Access Points must have the same ESSID. All workstations with Harmony 802.11b PC Cards must have the same ESSID as the Access Points that they will roam between. If WEP encryption is enabled, then all 802.11b Access Points and PC Cards must use the same Encryption Key to communicate.
  • Page 14 Proxim strongly recommends that you perform a site survey to determine the best location for each Access Point in the facility, as described in Proxim’s free one-day technical training class. See Proxim’s web site at http://www.proxim.com for more information on the technical training class.

  • Page 15: Configuration Parameters

    4. Configuration Parameters The first time that a Harmony 802.11b Access Point is connected to the network, the AP Controller will automatically configure it using the AP AutoConfig default settings. In addition, a Harmony 802.11b Access Point may be manually configured via the AP Controller’s Wireless Network Management interface.
  • Page 16 802.11b devices to communicate with any existing 802.11 direct sequence devices that operate only at 1 or 2 Mbps. By default, the Harmony 802.11b Access Point will support both 802.11b and 2 Mbps 802.11 direct sequence clients. If you want the Harmony 802.11b Access Point to only...
  • Page 17 802.11b devices within the same network. ESSID stands for Extended Service Set ID. All Harmony 802.11b Access Points and Harmony 802.11b PC Cards must have the same ESSID to allow a mobile client to roam between Access Points. By default, the ESSID is set to “proxim.”...

  • Page 18: Wep Settings

    The Harmony 802.11b products support both 40 and 128-bit encryption using the Wired Equivalent Privacy (WEP) algorithm. You may configure the Harmony 802.11b Access Point to use encryption only during authentication (the “Authentication” option), during authentication and when sending data (the “All Traffic” option), or to not use encryption at all (the “Off” option).
  • Page 19 You may configure a Harmony 802.11b Access Point to always use RTS/CTS, never use RTS/CTS, or use RTS/CTS for packets over a certain size.

  • Page 20: Performance Hints

    Harmony 802.11b network. Microwave Ovens Microwave ovens operate in the same frequency band as the Harmony 802.11b Access Point. Therefore, if you use a microwave within range of the Access Point you may notice network performance degradation. However, both your microwave and your Access Point will continue to function.
  • Page 21 Proper antenna placement can help improve range. Here are some guidelines: The antenna should be placed so that it emits its signal in the appropriate direction. The Harmony 802.11b Access Point comes with an integral diver- sity antenna. For best results, place the antenna in the up or vertical position.

  • Page 22: Troubleshooting

    6. Troubleshooting The Harmony 802.11b Access Point is designed to be very easy to install and operate. However, if you experience difficulties, use the information in this chapter to help diagnose and solve problems. Also, refer to the Harmony Access Point Controller Model 7560 User’s Manual for additional troubleshooting suggestions.
  • Page 23 If neither of the above solves the problem, try to manually add the Access Point as described in the Harmony Access Point Controller Model 7560 User’s Manual. Problem 2: My Harmony 802.11 PC Card will not associate with the Harmony 802.11b Access Point. Solution 2: Follow these steps if a PC Card cannot associate with the Access Point: Try to bring the devices closer together;...
  • Page 24 Problem 3: The Status LED is amber. Solution 3: The Status LED will turn amber under two conditions: The unit is initializing; The unit has successfully initialized but could not find an AP Controller to part- ner with. Confirm that the Access Point has successfully partnered with the AP Controller via the Wireless Network Management interface.

  • Page 25: How To Reach Technical Support

    A. How to Reach Technical Support If you’re having a problem using the Harmony 802.11b Access Point, gather the following information and contact Proxim Technical Support: What Harmony products are installed on the network? What were you doing when the error occurred?

  • Page 26: Harmony 802.11B Access Point Specifications

    The following technical specification is for reference purposes only. Actual product’s performance and compliance with local telecommunications regulations may vary from country to country. Proxim, Inc. will only ship products that are type approved in the destination country. Network Interfaces...

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