As thirty-year telecom veterans, we’ve seen our share of changes in the Public Switched Telephone Network (PSTN) that includes the replacement of electromechanical switches with digital switching, the ...

One of the big advantages of VoIP vs. PSTN voice is VoIP’s capability to offer high definition or wideband voice– providing a fuller and richer sound quality that is similar to the leap made between ...

In the PSTN, voice is delivered as an analog signal, that is terminated at nearest digital loop carrier (DLC) or central office (CO). The DLC converts the analog into digital for long-distance ...

By the end of January 2027, the UK's traditional Public Switched Telephone Network (PSTN) and ISDN services will be retired.

There's so much mis-reporting in the mainstream media and the technology press about the results of the Keynote Systems study on VoIP performance. The study, which I wrote about last week, contrasted ...

The IETF's Verification Involving PSTN Reachability (VIPR) activities support voice calls that flow over IP networks and never pass through the PSTN. Stefan Karapetkov, Polycom's emerging technologies ...

I’ve had a phone line free household since I first got a cell phone. Being free from the wires works fairly well, but it has some limitations. To me the cellular phone is like a personal accessory, so ...

VoIP, or Voice over Internet Protocol, is a method of sending audio voice signals -- or, more specifically, telephone signals -- as data packets over the Internet. By taking advantage of the different ...

"Wireless as a carrier of last resort? That's like buying Tequila shots for the designated driver!!!" There are multiple conditional answers. For features and functions, wireless duplicates and ...