What SIP-based IP PBXs are Available?

This list shows the currently available SIP-based IP PBXs  in the telco sector:

  • 3CX Phone System – a Windows based IP PBX. Watch the video Why Choose 3CX Phone System.
  • Asterisk – a Linux based IP PBX
  • sipX – another Linux based IP PBX
  • Elastix – Linux Based PBX
  • Brekeke PBX, and others.

For a more extensive list of IP PBX software, please visit the software directory at Windows Networking.