I am setting up an IP phone system for an office with 20 people. Can anyone recommend a reliable SIP trunk provider? We have a Grandstream UCM6208 PBX. Most calls made will be international. I am ...

While reviewing SIP trunking prices in our company's newest report – "2020-2027 SIP Global Market 7-Year Forecast and Analysis –” I observed that two of the market providers charge $0.00833, and ...

Session initiation protocol (SIP) trunking allows any organization to upgrade its offline PBX to an internet-powered business phone system. Business leaders are using this technology to harness VoIP’s ...