Author: Dimitri Osler

Let’s examine which available solutions allow for the transmission of faxes over IP and the best practises that reduce related problems. Fax over VoIP is

Desired video codecs mainly fall between VP8 (and its evolution VP9) and H.264 and H.265. Other formats, such as H261 – H263 – H263p, can

Wideband audio provides high-definition voice quality for telephony calls, and offers better quality than standard digital telephony. It does so by extending the frequency range

This time we will analyze what are the main characteristics to take into consideration when choosing codecs for communication systems. Codec stands for coder-decoder. A

The SIP specification has been extended over time to support a general mechanism allowing for subscription to asynchronous events. Such events can include SIP proxy