Contact Center PBX Services


A PBX connects the internal telephones within a business and also connects them to the public switched telephone network (PSTN), VoIP Providers and SIP Trunks. One of the latest tendencies in PBX phone system development is the VoIP PBX, also known as IP PBX, which uses the Internet Protocol to transmit calls. Nowadays, there are four different PBX phone system options: PBX, Hosted/Virtual PBX, IP PBX, Hosted/Virtual IP PBX



IP PBX is a software-based PBX phone system solution which helps accomplish certain tasks and delivers services that can be difficult and costly to implement when using a traditional proprietary PABX.

A complete phone system


Unlimited Extensions

Completely SIP Based

Paging and Intercom

Unlimited IVR’s

Caller-ID

Soft-Phone Support

Music On Hold

Voice mail

Call log reports

Call Flow Control / Call forwarding

Call Monitoring

Call Queuing / Ring groups

Call Recording

Call Transfer

Conference Bridging

Third Party Software Integration



A PBX (private branch exchange) is a telephone system within an enterprise that switches calls between enterprise users on local lines while allowing all users to share a certain number of external phone lines. TechExtension provides expert support services in installation, configuration, troubleshooting, administration and management for all Asterisk based products remotely.



TechExtension PBX is an open-standard, software based PBX that works with popular IP Phones, SIP trunks and Gateways. It’s a complete Unified Communications solution, which includes features such as web conferencing, presence, softphones, smartphone clients and more – without the inflated cost and management headaches of an ‘old style’ PBX.








Pricing and Support Plans



Set up Cost
  • One Time installation of Asterisk, Elastix & FreePBX and Dial plan configuration. On Request* ( Cost: $300 USD)
  • CRM & Database Integration. On Request*
  • * New Installation/Customization will be charged extra as per scope of work.
Support Pricing
  • One Month Agreement :$50
  • One Year Agreement $500
  • Cost of Additional Server Per Month $40
  • Cost for Additional Server Per Annum $400
Supported Software & Services

  • Number of Servers Supported : 1
  • Remote Troubleshooting
  • Configuration and Administration of Asterisk
  • Entitled Support Cases Per Month : 4
  • Timing – Free Support: Monday – Friday

Our Key Areas


Asterisk Installation

Asterisk Configuration

Custom Asterisk Development

Dial plan programming/configuration

Custom Scripting

Call monitoring and recording (Voice Logger)

Custom API and CRM Integration

Database Integration (ODBC)

Custom Queue Systems

Conference Systems

Configuring Telecom Cards

Elastix / FreePBX / Asterisk / Vicidial / Free Switch Installation & Configuration

Click to dial Applications

Remote server administration and management

Support & maintenance

Third Party Software Integration

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