3CX On-Premise Solutions

C2 Communications provide great flexibility and support for traditional on-premise 3CX solutions.


For companies with the technical resource and ability to host their phone system infrastructure on site, C2 Communications can accommodate accordingly.

A typical business with onsite infrastructure and support, whether it be with an internal or external IT provider, can reliably host an on-site 3CX solution.

C2 Communications are experienced and trusted on-premise installers of 3CX Phone Systems. Hundreds of our clients maintain an on-premise PBX solution, with the flexibility of operating C2 infrastructure within their external IT provider’s network.

The Perks of On-Premise

Here is just a handful of the great advantages you get when deciding for an on-premise solution.

Full Control

The end-user has more control over their phone system.

Simple Integration

Provided with the ability to integrate the on-premise PBX with other software systems the company is running. For example, CRM systems.

Unreachable Destination

If your site goes dark, SIP trunk registration failure is detected and calls are diverted to a pre-nominated number.

On Site Considerations and Pricing

Considerations for on-site 3CX solutions include:

  • Up front purchasing of a 3CX license
  • Available on site infrastructure*
  • If required, purchasing of 3CX supported system hardware
  • Migration to C2’s voice solution

*minimum requirements can be found on 3CX’s website


Our Customers

Benefit from a strong relationship with a service provider who delivers.


What Our Clients Say

  • We’ve had these guys looking after our phone and I.T. needs at work since 2010 and they’ve always been fantastic. Service is always spot on and they’ve never let us down. I won’t even speak to any other company trying to poach our business.


  • The technical and professional staff at C2 Communications have been extremely helpful in getting our entire IT&T networks to work smoothly and effectively across several Melbourne offices. With the high volume of telephone calls made, we have certainly benefited economically with the decision to install 3CX. The IT team has been highly responsive and we would not hesitate in recommending both their IT services and VoIP solutions.


  • Fantastic support and staff, they truly understand what it means to be a business partner.