Polycom 1725-36028-001 manual SpectraLink Overview, System Architecture

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SpectraLink Overview

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SpectraLink Overview

The SpectraLink 8000 Telephony Gateway provides telephone functionality to SpectraLink Wireless Telephones over a wireless local area network (LAN). The installation process connects the Gateway to an existing host telephone system and LAN. The configuration process covers downloading current software, setting network parameters, setting Gateway parameters, assigning wireless telephones to the lines controlled by the Gateway, and establishing feature programming. Maintenance covers adding and deleting handsets, upgrading software, etc. The Troubleshooting chapter provides directions for analyzing system functioning via the System Status menu.

System Architecture

The SpectraLink 8000 Telephony Gateway and SpectraLink Wireless Telephone are Polycom's wireless LAN-based telephony products. SpectraLink products operate in the 2.400-2.483 GHz unlicensed band, using either the frequency hopping (FH) or direct sequence (DS) spread spectrum technology which is compatible with the IEEE 802.11 wireless LAN standard. There are two models of the SpectraLink 8000 Telephony Gateway: an 8-line model and a 16-line model.

Note that the 16-port Gateway and the 8-port Gateway are installed and configured identically. Both support eight simultaneous calls. However, the 8-port Gateway will be limited to eight line interfaces.

SpectraLink Wireless Telephones operate as clients on the wireless LAN, alongside other mobile 802.11 devices. Wireless LAN fixed radios, called access points (APs), receive IP voice packets from handsets and forward them to the SpectraLink 8000 Telephony Gateway over the Ethernet LAN. The Telephony Gateway connects to the host telephone switch using digital or analog line interfaces. Using Polycom’s exclusive LinkPlus digital interface technology, handsets are able to emulate proprietary digital telephone sets, making advanced switch features such as multiple line appearances and display features available to mobile users.

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Polycom 1725-36028-001 manual SpectraLink Overview, System Architecture