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Quick Overview

8-line desktop IP phone with Power over Ethernet

Cisco SPA508G Information:

The Cisco SPA508G boasts dual switched ethernet ports with IEEE 802.3af compliant PoE support. The Cisco SPA508G also comes fully equipped with a Message Waiting Indicator Light, four-way navigation key, and twelve button dial pad, dedicated illuminated buttons for Volume, Hold, Menu settings and Voicemail access. The Cisco SPA508G works seamlessly alongside Asterisk, Trixbox, Switchvox, 3CX and other SIP based IP PBX platforms. The Cisco SPA508G supports the standard G.729a codec, in addition to the G.722 High Definition Audio and several other voice compression codecs. The Cisco SPA508G features a web UI for local provisioning and can also be provisioned remotely via TFTP, HTTP or HTTPS. Other features of the Cisco SPA508G include remote in-service firmware upgrade, XML configuration files, 256 Bit AES encryption of configuration files, and asynchronous notification of Upgrade Availability via SIP Notify.

The Cisco SPA508G supports LDAPv3 Corporate Directory Search, Cisco XML-based Corporate Directory and features a customizable logo and screensaver. SIP 3rd party call control for server based applications and Cisco XML API support for advanced applications is also available. The Cisco SPA508G supports for the standard SIP2.0 protocol, as well as Cisco’s proprietary SPCP (Smart Phone Control Protocol), a derivative of Cisco’s SCCP (Skinny) call control protocol which is used on the Cisco UC500 platform. The Cisco SPA508G is part of the Cisco Small Business Pro product family.



 Full-featured 8-line business-class IP phone supporting Power over Ethernet (PoE)
 Monochrome backlit display for ease of use, aesthetics, and on-screen applications
 Connects directly to an Internet telephone service provider or to an IP private branch exchange (PBX)
 Wideband audio for unsurpassed voice clarity and enhanced speaker quality
 Easy installation and highly secure remote provisioning, as well as menu-based and web-based configuration
 Supports up to two Cisco SP500S Expansion Module, adding up to 64 additional buttons*
 Supports both Session Initiation Protocol (SIP) and Smart Phone Control Protocol (SPCP)




Cisco SPA508G Data Sheet

Mfg. Part Number: SPA508G


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