IP PBX is a telecommunication service that allows you to make and receive calls over the internet, using your existing phone system and devices. IP PBX stands for Internet Protocol Private Branch Exchange, which means that it connects your internal phone network to the public switched telephone network (PSTN) via the internet. With IP PBX, you can enjoy features such as voicemail, call forwarding, call recording, conference calling, and more, without the need for expensive hardware or maintenance. IP PBX is a flexible and cost-effective solution for businesses of any size and industry.