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Welcome to voip.about.com, your guide site to everything Voice Over IP, also called VoIP, IP Telephony or Internet Telephony. Learn how to make free or cheap local and international calls using your PC or phone. Stay updated on VoIP hows and whats, V...

Very accurate speed testing,accurately measure connection throughput and quality, analyze network route performance and efficiency, perform network assessment testing, measure connection quality for VoIP, IPTV and Video.

Get your 800 numbers, toll free numbers, virtual pbx, internet fax and virtual phone system setup online in minutes with Ring Central, the industry leader in hosted business phone services.

Real-time, web-based network management software. Download trials & free network monitoring tools to detect, diagnose, resolve network & bandwidth issues with network maps, alerts and dashboards. WMI, SNMP monitoring with NetFlow analysis.

ITworld delivers strategic analysis, best practices, news and product information to better inform IT professionals on today

VoIP Service Provider Home Phone Internet Phone Service Small Business SIP Trunk Solutions Free Cheap International Calls Virtual Number.

Resource Nation connects businesses with local and national pre-screened vendors. Compare prices from top vendors in your area and find business resources such as Buyer Guides to help with your next purchase for your company or small business.

VoIP Troubleshooter provides online advice and diagnostic tools for network managers.

Business phone systems and VoIP phone systems from Toshiba. Our products are focused on VoIP business communication systems solutions, including award winning VoIP phone systems, video collaboration tools, call center applications, and custom product...

VoIPmonitor is open source live network packet sniffer voip monitoring tool and call recorder which analyzes SIP and RTP protocol and predicts call quality

VoIP Spear is an online service that monitors your VoIP quality and alerts you when there