Free SIP Proxy Server for Windows : 3CX Phone System

A SIP Proxy server handles the setup of SIP calls on the network. A SIP Proxy is also known as a SIP Server or a SIP Registrar. The SIP Proxy is essential for a SIP PBX to work as a practical service. SIP Proxy servers have various functions such as helping route requests to the user’s location, authenticate and authorize users for services, implement provider call-routing policies and provide features to users.

An example of a SIP Proxy server is 3CX Phone System - a Windows-based SIP server.

3CX Phone System – a SIP Proxy server

3CX Phone System for Windows is a SIP proxy that replaces a proprietary PBX, supports popular SIP soft/hard phones, VOIP services and VOIP providers. 3CX Phone System web-based administration makes phone system management easy.

Key advantages

  • Increases mobility
  • Open standard SIP proxy - use popular SIP phones and VoIP Gateways
  • Eliminates costly telephone tag
  • Easier installation, management, adds/moves
  • Windows-based
  • CRM, ERP, Outlook integration
  • Vendor independent

View the brochure of 3CX Phone System or download the free edition today and break free from your proprietary PBX!