IP-Telephony

This diagram illustrates IP phones principle. This IVR diagram sample was designed on the base of Wikimedia Commons file: Abb ip telefone prinzip.png. [commons.wikimedia.org/wiki/File:Abb_ip_telefone_prinzip.png] This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. [creativecommons.org/licenses/by-sa/3.0/deed.en] "A VoIP phone or IP phone uses voice over IP technologies for placing and transmitting telephone calls over an IP network, such as the Internet, instead of the traditional public switched telephone network (PSTN). Digital IP-based telephone service uses control protocols such as the Session Initiation Protocol (SIP), Skinny Client Control Protocol (SCCP) or various other proprietary protocols." [VoIP phone. Wikipedia] The diagram example "IP-Telephony" was designed using ConceptDraw PRO software extended with the Interactive Voice Response Diagrams solution from the Computer and Networks area of ConceptDraw Solution Park.