3CX On-Premise Solutions

For businesses larger than 20 seats we provide 3CX Phone System as an on-premise solution.

A typical business larger than 20 seats will have the economic capacity to host their own infrastructure onsite and benefit from Fibre 1000 as the backbone to the IT&T systems.

C2comm are the most experienced and trusted on-premise installers and supporters of 3CX Phone Systems, hundreds of our clients have upgraded to an on-premise PBX for a future-proof solution.

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.

C2 Voice

Tier 1 VoIP telephony services including, number and line rental, and inbound services.

Local Support

You won’t be left in the dark. Your 3CX will be monitored by C2comm monitoring services.

One Bill

Single point of billing for all C2 Voice, 3CX Support, Fibre 1000 services.


3CX licensing, installation and training, and phone hardware will make the bulk of your CAP Ex for an on-premise solution.

To qualify for a 3CX on-premise solution with C2comm you will require:

  • 3CX Pro Perpetual license provided by C2 Communications
  • Business grade broadband connection – NBN is not considered a business service
  • C2 Voice SIP Trunks


4SC Pro Annual License $360 Annual

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16SC Pro Perpetual License $2930 up front

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32SC Pro Perpetual License $5620 up front

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Signing up for a hosted 3CX solution is simple, however, we do have some requirements for you to meet.

For Casual Hosting:

  • 3CX Pro Perpetual License managed by C2 Communications
  • Business grade broadband to your main site – NBN is not considered business grade
  • C2 Voice SIP Trunks


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.