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On-Site PBX – ClusterPBX™

Install Modulis On-site PBX Service On Your

Own Servers for Maximum Control and Flexibility

The Modulis ClusterPBX™ On-site solution is perfect for medium to large scale organizations who are looking for full flexibility and control of their PBX networks. The On-site PBX can be customized to meet individual needs including custom integration with existing or third-party systems. We’ll help you install our powerful VoIP Service Network and provide support and maintenance in a variety of packages. Set up new service or bring your existing phone hardware with you.

  • Install on Your Own Servers
  • Full Flexibility and Control
  • Enterprise Premium Support
  • For Thousands of Users
  • Web-Based Interface
  • Custom or Boxed Solution

Download the ClusterPBX™ Brochure


Getting Started is Easy

Learn more about on-site PBX by Modulis.
Contact Us Today.

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Modulis Provides The Highest Interoperability In The Industry


International Calling Rates

Get competitive domestic and
international VoIP calling rates.

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Check Your Number Portability

Take your current phone number
with you when you switch.

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Learn about VoIP industry news and
resources at the Modulis Blog.

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