Extricom Interference-Free Wireless LAN System January 2008 Edition 1725-36163-001 Version B
Trademark Information Polycom and the logo designs SpectraLink LinkPlus Link NetLink SVP Are trademarks and registered trademarks of Polycom, Inc. in the United States of America and various countries. All other trademarks used herein are the property of their respective owners. Patent Information The accompanying product is protected by one or more US and foreign patents and/or pending patent applications held by Polycom, Inc. Copyright Notice Copyright 2007 to 2008 Polycom, Inc. All rights reserved under the International and pan-american copyright Conventions. No part of this manual, or the software described herein, may be reproduced or transmitted in any form or by any means, or translated into another language or format, in whole or in part, without the express written permission of Polycom, Inc. Do not remove (or allow any third party to remove) any product identification, copyright or other notices. Every effort has been made to ensure that the information in this document is accurate. Polycom, Inc. is not responsible for printing or clerical errors. Information in this document is subject to change without notice and does not represent a commitment on the part of Polycom, Inc. Notice Polycom, Inc. has prepared this document for use by Polycom personnel and customers. The drawings and specifications contained herein are the property of Polycom and shall be neither reproduced in whole or in part without the prior written approval of Polycom, nor be implied to grant any license to make, use, or sell equipment manufactured in accordance herewith. Polycom reserves the right to make changes in specifications and other information contained in this document without prior notice, and the reader should in all cases consult Polycom to determine whether any such changes have been made. No representation or other affirmation of fact contained in this document including but not limited to statements regarding capacity, response-time performance, suitability for use, or performance of products described herein shall be deemed to be a warranty by Polycom for any purpose, or give rise to any liability of Polycom whatsoever. Contact Information Please contact your Polycom Authorized Reseller for assistance. Polycom, Inc. 4750 Willow Road, Pleasanton, CA 94588 http://www.polycom.com 2 PN: 1725-36163-001_B.doc
Extricom: Interference-Free Wireless LAN System Introduction This document details the specifications for configuring the Extricom wireless controllers and access points (APs). Product Summary Manufacturer: Approved products: Extricom: www.extricom.com Wireless Controllers EXSW-800 EXSW-1200 EXSW-2400 RF technology: 802.11b Radio: 2.4 GHz Validated security: Required Extricom Wireless Switch firmware version: 2.1.62 Handset models validated: i640 Handset software validated: 89.135 Radio mode: 802.11b Maximum telephone calls per channel blanket:* 6 Network topology: WPA-PSK and WPA2-PSK Access Points EXRP-20 EXRP-40 Switched Ethernet (recommended) Earlier and later software versions have not been validated for the SpectraLink 8000 SVP Server compliance, except as noted. Refer to Polycom WLAN Compatibility Table for Field Verified AP software versions. * Channel blanket is an Extricom proprietary method that allows each radio channel to be used everywhere, on every access point, to create blankets of coverage. For more details on channel blankets please contact your Extricom support representative. Service Information If you encounter difficulties or have questions regarding the configuration process, please contact Extricom technical support at (212)-240-3896, support@extricom.com or www.extricom.com. Product Limitations No limitations were discovered during Field Verification. PN: 1725-36163-001_B.doc 3
Network Topology The following topology was deployed during Field Verification. 4 PN: 1725-36163-001_B.doc
Extricom: Interference-Free Wireless LAN System Configuration Settings The Extricom Switch can be configured in several different methods: via the Web Configuration Utility, SNMP (via the EXNM-2000), and CLI (via SSH or Serial). This document will describe all configuration steps using the Web Configuration Utility only. Configuration changes need to be applied before they take effect. See Applying the Configuration Changes below. Connecting to the Extricom Switch Via the Web Configuration Utility The Extricom Switch can be accessed using https: https://<switch IP address> The default switch IP address is 192.168.1.254. 1. Login using the default user id (admin) and password (Switch1). 2. On successful login the following Summary screen is displayed: PN: 1725-36163-001_B.doc 5
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Extricom: Interference-Free Wireless LAN System Changing the Switch IP Address 1. Navigate to the LAN Configuration screen. 2. Change the IP Address, Netmask, and Default Gateway appropriately. 3. Click the Update button. Connecting Access Points 1. Access points can be connected to any port at any time. 2. The access points are automatically configured by the Extricom Switch and are active within 5 to 10 seconds. PN: 1725-36163-001_B.doc 7
Radio Configuration 1. Navigate to the WLAN Settings screen. 2. Extricom s APs have multiple Radios (the EXRP-20 has two and the EXRP-40 has four). Each radio that is used with SpectraLink i640 Wireless Telephone should be configured as follows: 3. Configure the radio to 802.11b. 4. Change the max retries to 2. 5. Select the Allow Rate Adaptation check box. 6. Data rate should be determined from the RF site survey. Verify you have sufficient coverage to support the minimum data rate configured. Select the Adapt check box to the left of each data rate used. SpectraLink Wireless Telephones require the following minimum dbm reading to support the corresponding data rate setting in the Switch. 802.11 Radio Standard 802.11b Minimum Available Signal Strength (RSSI) -70dBm -60dBm Maximum Basic Data Rate 1Mb/s 11Mb/s For additional details on RF deployment please see the Best Practices for Deploying Enterprise-Grade Wi-Fi Telephony document at: http://www.spectralink.com/resources/white_papers.jsp. 8 PN: 1725-36163-001_B.doc
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7. Select the Allow Short Preamble check box. 8. To rename the default SSID click Rename SSIDs. 9. To add a new SSID write the name of the new SSID in the New SSID: field and select the Create and Assign check box. 10. Click the Update button. 10 PN: 1725-36163-001_B.doc
Extricom: Interference-Free Wireless LAN System SSID Configuration 1. Navigate to the SSID & Security screen. 2. Configure a VLAN ID if one is used. 3. Configure the DTIM period to 3. 4. Configure the Encryption & Authentication to be used. Extricom supports all 802.11i encryption and authentication methods. If WEP or WPA/WPA2 PSK is chosen, configure the pass phrase. 5. Click the Update button. PN: 1725-36163-001_B.doc 11
Applying the Configuration Changes 1. Navigate to the Utilities screen. 2. Click the Update button in the Reconfigure Switch section to apply the configuration changes. 3. Confirm that you want to apply the changes. 4. If you changed the IP address of the Switch, point your browser at the new IP address. 12 PN: 1725-36163-001_B.doc