Voice over Internet Protocol (VOIP), commonly known as Internet Protocol telephony (IP telephony) is a form of telephone communication via the Internet. Many businesses use wireless VOIP these days as an economical alternative to traditional copper phone lines or landline phone system.
But perhaps more similar to the traditional telephone network than useful, IP telephony systems provide verbal communication between the parties, such as a simple telephone, and transmission of documents, faxes, Excel files and video. While cell phones / cell conducive to negotiations that also use the Internet to access them expensive, depending on the conditions of the service plan. And not all mobile phones equipped with the necessary IP technology to function as IP telephony devices.
In countries around the world, it is possible to locate IP telephony providers. Basic features include caller ID, voicemail, fax, three-way calling, call barring, call waiting, call forwarding, caller ID with name, last number redial, library information, local number portability and 911 service. Advanced features are also available and include enhanced 911 or E911 them, service, anonymous call blocking, phone number and change.
Some of the most common protocols used for IP telephony systems easier, H. 323, IP Multimedia Subsystem (IMS), Media Gateway Control Protocol (MGCP), Session Initiation Protocol (SIP), Real-time Transport Protocol (RTP ) and Session Description Protocol (SDP). Currently not widely known or understood, although technologies, wireless communications such as VOIP increasing popularity and accessibility, these protocols very well some of the people everyday vocabulary.
But perhaps more similar to the traditional telephone network than useful, IP telephony systems provide verbal communication between the parties, such as a simple telephone, and transmission of documents, faxes, Excel files and video. While cell phones / cell conducive to negotiations that also use the Internet to access them expensive, depending on the conditions of the service plan. And not all mobile phones equipped with the necessary IP technology to function as IP telephony devices.
In countries around the world, it is possible to locate IP telephony providers. Basic features include caller ID, voicemail, fax, three-way calling, call barring, call waiting, call forwarding, caller ID with name, last number redial, library information, local number portability and 911 service. Advanced features are also available and include enhanced 911 or E911 them, service, anonymous call blocking, phone number and change.
Some of the most common protocols used for IP telephony systems easier, H. 323, IP Multimedia Subsystem (IMS), Media Gateway Control Protocol (MGCP), Session Initiation Protocol (SIP), Real-time Transport Protocol (RTP ) and Session Description Protocol (SDP). Currently not widely known or understood, although technologies, wireless communications such as VOIP increasing popularity and accessibility, these protocols very well some of the people everyday vocabulary.
