Itâs important to understand the basics. Angina pectoris is the medical term for chest pain or discomfort due to coronary heart disease. It occurs when the heart muscle doesn't get as much blood as it needs. This usually happens because one or more of the heart's arteries is narrowed or blocked, also called ischemia. Angina usually causes uncomfortable pressure, fullness, squeezing or pain in the center of the chest. You may also feel the discomfort in your neck, jaw, shoulder, back or arm.
Definition: VoIP stands for Voice over Internet Protocol. Using VoIP, voice information is converted into digital packets and sent over the internet (or private networks), and then converted back into analog signals before reaching the phone receiver at the other end.
vs. Avaya Aura. A VoIP trunk gateway is an interface that facilitates the use of plain old telephone service (POTS) equipment, such as conventional phone sets and fax machines, with a voice over IP (VoIP) network.Download this buyerâs guide to discover what to look for in cloud-based UC solutions.ession Initiation Protocol (SIP) trunking is the use of voice over IP (VoIP) to facilitate the connection of a private branch ... See complete definition. VoIP: Glossary. This handy glossary will assist you with terminology related specifically to voice over IP.