Business

An open source telephony switching and private branch exchange service for Linux. Information on downloading, installation of and support for the product.

German-based developer of AskoziaPBX, an Asterisk-based IP PBX Software for small and medium-sized businesses. Information on trial version, purchasing and support. Also offers forums and a blog.

Tutorials and a forum for the asterisk PBX and voip in general. Information on the Zoiper softphone.

This site shows helpful circuitry for use with the Asterisk app_rpt software for Linux.

Services include custom Asterisk development, support, and business solutions.

The creator and primary developer of Asterisk - an open source telephony platform.

A Canadian provider of business VoIP solutions with Asterisk. The company provides full-featured enterprise business phone systems complete with Unified Communications, personalized setup and configuration, VoIP training, SIP trunks and ready-to-use IP phones.

Developer of additional functionality for Asterisk call centers. Includes statistical and call queueing software.

A complete Asterisk based PBX packaged as a Linux distribution. Describes products, partners, solutions and allows download of trial and full versions.

Asterisk consultant based in Tacoma, Washington. Contains information about their services.

A reference for VOIP, primarily Asterisk. A wiki covering installation and suppliers.

Business telephony systems based on Asterisk. Contains details of hardware and software products.