Now, telco and cable broadband providers are telling anyone within shouting distance that the FCC need not impose rules prohibiting these companies from port-blocking access to competing VoIP services ...

Current users of VoIP (voice over Internet protocol) services, such as that offered by Vonage (see “Verbal agreements,” June 17), rely on a device called an analog terminal adapter. The ATA sits ...

In a TCP/IP network, a port is a number that identifies the type of network traffic. If an incoming or outgoing port is "open," packets with that port number are allowed into or out of the local ...

With a string of major companies launching voice-over Internet protocol (VoIP) services, the technology is quickly moving into the mainstream. As these services are deployed, chip companies are racing ...

Also called "port mapping," port forwarding is directing traffic from the outside world to the appropriate server inside a local TCP/IP network. Internet services are identified by a standard port ...

After suffering a 10 percent drop in revenue over the past quarter, the global enterprise router market is pinning its hopes on added VOIP and security features to shore up selling prices per unit, ...

Apple's iChat AV and Vonage's Voice over IP solution both use the same network port under Mac OS X -- causing potential conflicts, as detailed by MacFixIt reader Bill Bankson "I thought the VOiP ...

You will often hear terms like cloud-based telephony, IP phones, and VoIP phones. So you might ask, “What are VoIP desk phones?” Continue reading to discover what they are, how they work, and why they ...