The Basics of VoIP Explained
The world of communications has undergone a rapid improvement since the introduction of VoIP. It is a relatively evolved technology that allows you to stay connected face-to-face, even when you're on the go. VoIP has three layers: • Media Access Control (MAC) Layer – This layer controls how voice and video are compressed and converted into 1s and 0s. It gives you a network interface on a phone that acts like a modem to connect your computer to the Internet. It also provides encryption for secure transmissions. • Internet Protocol (IP) Layer – IP is the software that allows computers to address and route voice, video, and data over an IP network. IP provides two features: connectionless data transmission and transparent transfer of these packets between different networks. • Session Initiation Protocol (SIP) Layer – SIP is the signaling protocol used for communications such as setting up, managing, and terminating multimedia sessions such as voice...