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Configuring a Generic SIP trunk on 3CX Phone System is simple and easy. There is a few items that are required including:

  • Registar Server Address
  • SIP Username
  • SIP Password>
  • Concurrent Calls
  • Primary Phone Number

I'll show you how to configure a SIP trunk in 3CX using the information we provide at HeliaTel.

Configure your "Outbound Rule"

In order to place phone calls out of 3CX Phone System, an outbound rule(s) must be created. We recommend at least 3 outbound routes are create. These routes are:

  • Standard 10 digit local numbers (a prepend a 1)
  • Standard 11 digit long distance
  • 911 Emergency phone number
Configuring a Outbound Route in 3CX Phone System