Tutorials: SIP Trunk Setup

SIP Trunk Setup

Log in to the 3CX Management Console

From the 3CX Dashboard, select the "SIP Trunks" tab.

Select "+ Add SIP Trunk"

Select Country: US

Select Provider in your Country: Voxtelesys

Main Trunk No: Your Vox Number

Voxtelesys supports National, E164 No Plus, and E164 calling formats for 3CX dialing, these can be adjusted in the portal if you want to change your calling format.

National: 5558675309

E164 No Plus: 15558675309

E164: +15558675309

  • E164 is required for SMS on 3CX

Registrar/Server/Gateway Hostname or IP: Provided by Voxtelesys

Number of SIM Calls: Call limit with Voxtelesys

Type of Authentication: Provided by Voxtelesys

Authentication ID (aka SIP User ID): Provided by Voxtelesys

Authentication Password: Provided by Voxtelesys

Note: Voxtelesys also supports IP authentication.