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 ...

You would think that with the growth of SIP trunk deployments, the providers would be better at implementation and support. It does not seem so. Editor's note: This ...

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 ...

While many enterprises have transitioned to SIP trunking as they adopt Voice over IP (VoIP), many are hesitant to migrate their contact centers away from the Public Switched Telephone Network (PSTN) ...