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Articles, tagged with "pstn", page 1

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The History and Technology of Landline Telephones

22nd October 2012
I have three telephones on my desk: a slim beige push-button model with redial and speed-dial buttons purchased in the late 1990s, a squat black 1950s ďModern Telephone with letters along the dial and a real bell inside, and a smartphone. One phone is f... Read >
Author: Eternesse

Fax over IP or SIP trunks

10th August 2011
Across the Internet even a G.711 codec fax transmission is unpredictable. An excellent discussion of why faxing and modems donít work well over VoIP can be found here. However, people often get perfectly good results on lightly loaded LANs. It still isnít... Read >
Author: Drvoip

The assessment criteria for the selection of the company's VoIP solution

03rd June 2010
Migration of Corporate Communications for VoIP (Voice over Internet Protocol) address the legacy Public Switched Telephone Network (PSTN) or PBX is a rational economic decision and that VoIP is the acceptance as a standard service communication won. But t... Read >
Author: mizanur
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