HEATKEYS

Asterisk is free software that transforms a computer into a communication server. Asterisk lets you build applications like PBX, VoIP gateway, IVR and ACD.

Sangoma is a leading provider of hardware and software components that enable or enhance IP Communications Systems for both telecom and datacom applications.

Phone systems to power your business. Turnkey business phone systems, IP PBX phone systems, VoIP phone systems, and Asterisk telephony software.

Best in class telephony software for developers. Includes SS7, ISDN, and Diameter Protocol Stacks and APIs, SDKs, Librarys and Frameworks.

3CX VOIP PBX - provides an easy to use, plug and play SIP - IP PABX for Windows. With a software based IP PBX you will save on PBX maintenance and halve your phone bill. Download the FREE edition today and break free from your proprietary phone syste...

TechRepublic helps IT decision-makers identify technologies and strategies to empower workers and streamline business processes. The site delivers a unique blend of original content by IT professionals, peer-to-peer advice from the largest community ...

Multi-Tech Systems makes M2M communications effortless. Find quick to market and reliable external and embedded modems and Unified Communications products that connect data over cellular and analog networks from anywhere in the world. As a 40-year in...

YouTube is a place to discover, watch, upload and share videos.

VoIP Chips, VoIP Media Gateways, VoIP Media Servers, VoIP Session Border Controllers, VoIP Security Gateways & VoIP Value Added Applications developed by AudioCodes, leaders in the VoIP market for VoIP equipment and VoIP technology

Voip at Patton. Your source for routers, high speed internet, ethernet extenders and remote access servers

Get Business VoIP Phones, VoIP Phone Systems and other VoIP Equipment for your VoIP solution. VoIP Supply is North America’s leading supplier of VoIP equipment and hardware. Over 85,00 served since 2002.

Cisco (NASDAQ: CSCO) is the worldwide leader in networking that transforms how people connect, communicate and collaborate.