IP PBX is an IP-based telecommunication service which supports voice, data, fax, interoffice fax, and internet access. IP pbX is a telephone system with virtual pbox connection based on IP protocol, ip pbx system transmits voice, data, fax, interoffice fax, and internet access to a specific private line, and ip pbx server controls and monitors all phone functions. IP PBX is used for small companies and offices for efficient phone system. It offers flexible means for IP phones and IP telephony. IP PBX (initiator) is the central part of any yeastar voip pbx system and consists of multiple hardware components including, circuit boards, modular circuits, logic circuits and computer software that together form an IP PBX system. The major advantage of this type of phone system is that there are no significant cost differences between landlines and IP phones. An IP telephone provides excellent sound quality and enables the easy handling and operation of voice or fax.
With an office telephone systems dubai, it is possible for IP phones to connect to an IP pbX server, from where they can get Internet dial up service. This dial up service enables them to make local, long distance and international calls at a very low cost. In fact, the greatest advantage of this IP telephone system is that it helps small businesses to conduct their business efficiently and effectively. Small businesses can use this type of phone system to improve their cash flow. To do this, an IP pbX server along with phone extensions can be arranged. IP PBXs provides excellent sound quality and allows users to transfer files very quickly using a modem. Since IP phones can connect to any Internet connection, it is possible for an IP phone to remain connected even when the user moves from one place to another. This facility is known as 'hop-through' and is very useful in applications where a user needs to move from one location to another. For instance, if a user wants to move to New York and dial some numbers from there, he can connect to the same network and use the same telephone number to make local, long distance and international calls. Another great advantage of this type of IP phone system is that it provides virtual IP connection to all other computers on the same network and provides unified communications for them.
There are many advantages of an IP PBX system; however, cost is the primary reason why it is so popular. It is possible to manage the IP PBX using a web browser interface. Web browsing makes it possible for the administrator to see exactly what his PBX is doing. It is also possible to troubleshoot problems in real time with the help of a troubleshooting tool. Moreover, an IP PBX system can be configured so that it can automatically route calls based on destination, caller's name or by the extension. One of the main features of an IP PBX system is the fact that it interconnects all the peripherals such as the IP phones and fax machines. Since all the IP Phones communicates through their own IP network, it is possible to establish a communication link between IP PBX systems and the outside world. All the IP Phones of an organization can operate independently and interconnect with each other. This increases their scalability and reduces their costs.
Here is a post with a general information about this topic, check it out: https://en.wikipedia.org/wiki/Telephony.