SIP trunking is a service that enables your in-house IP PBX or analog PBX to send and receive VoIP calls. VoIP reduce your phone bill up to 80% with cheaper call rates, savings from reduction of fixed lines and other contract fees. With a SIP trunk solution, you will need a few things to get your system up and running:

A VoIP enabled PBX

You will need to make sure your PBX can handle and process VoIP calls. If your IP PBX is SIP-enabled, then you’re all set.

Security

It is recommended that you install a firewall or VPN service that will protect your network. See SIP Brigade for more information of the dangers of VoIP hacking.

Internet Connectivity

In order to use VoIP, you need a good, high speed Internet connection. You can to see if your current setup can handle VoIP traffic.

For the last Step – Contact Itech Adminsitrators for a SIP Trunk

Businesses that are still using a traditional phone service provider may have their own analog PBX, and switchboard located on their premises. Analog PBX systems are considered somewhat outdated systems, but if your business still has one, then SIP trunking can bring your business into the VoIP world.