[Sugester V2 EN](https://sugester.intum.pl/kb/sugester-v2-en.md) / [VoIP Telephony](https://sugester.intum.pl/kb/sugester-v2-en/voip-telephony.md)

# [VoIP Central — server configuration](https://sugester.intum.pl/kb/sugester-v2-en/voip-central-server-configuration.md)

VoIP PBX is the configuration for connecting to a telephony server (e.g., SuperVOIP, Otvarta). It defines the technical parameters needed to make calls.

## Provider

VoIP service provider (e.g., SuperVOIP, Otvarta, other). The choice of provider determines the protocol and method of connection.

## Address

VoIP server address (hostname or IP), e.g., sip.supervoip.pl.

## Port

VoIP server port. Default is 5060 for SIP.

## Synchronization

Enables automatic synchronization of call history with the VoIP server.

## CTI Username

Username for the CTI (Computer Telephony Integration) interface. Needed to control calls from the application.

## CTI Password

Password for the CTI interface.

## Name

Name of the PBX visible in the panel — identifies the VoIP server in lists.

## Description

Description of the PBX — additional information (e.g., location, purpose).

## Number

Main phone number assigned to the PBX.

## Use in autocall

Allows using this PBX for automatic outgoing calls (autocall).

## Internal Number

Enables support for internal numbers (extensions) in the PBX.

## Internal

Marks the PBX as internal (for communication between employees).