What is SIP Termination?

Today in the telecom market many providers offer services based on VoIP. Among these providers are of course SIP providers, who offer voice over IP service and enable calling from SIP phones to plain-old-telephone lines and vice versa. SIP is the universal protocol which is used for Internet telephony, and there are numerous SIP providers worldwide. Almost all of them provide SIP termination. It is a service that allows users to use VoIP in order to make outgoing voice calls to external phone networks all over the world, including public switched telephone network phone numbers, as well as mobile cellular operators. Tariffs for SIP termination service usually vary from one SIP termination provider to another and calling rates vary depending on destination country, city, also the mobile operator of the subscriber you are dialing.

A Beginner's guide to SIP trunking

As Internet Telephony is gaining huge popularity day by day, SIP trunking is becoming a widely discussed issue in the world of Unified Communications and a lot of people are eager to be better informed about this new technology and the advantages it offers. In order to achieve this goal, we decided to write an article which will answer to your main questions concerning SIP trunking.

What is SIP ?

SIP stands for the Session Initiation Protocol. It is a signaling communications protocol, widely used for controlling multimedia communication sessions such as voice and video calls over Internet Protocol (IP) networks.

What is a SIP provider?

A SIP provider is any telecommunications company which provides SIP Trunking to customers, usually businesses.

What is SIP trunking?

Unlike in traditional telephony, where bundles of physical wires were once delivered from the service provider to a business, a SIP trunk allows a company to replace these traditional fixed Public Switched Telephony Network (PSTN) lines with PSTN connectivity via a SIP trunking service. In addition to VoIP calls, SIP trunks can also carry instant messages, multimedia conferences, user presence information and so on.

How can I deploy SIP Trunking?

A SIP trunk can connect your organization to an ITSP through either an IP-PBX or a Mediation Server. A Mediation Server performs encrypting, decrypting, and data translation between an Office Communications Server deployment on one side and the world beyond on the other.