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IMS IP Centrex Testing

The IP Centrex solution tests the key functions of the IP Centrex server. It emulates a wide variety of Class-5 features that can be initiated and terminated simultaneously through the IP Centrex server in order to test its functionality, scale and performance.

Spec sheet (PDF)

Key features

  • 2 560 000 emulated endpoints supporting any mix of Class-5 features
  • 24 built-in IMS Class and VoIP flows and a flexible editor to create any user-defined flow
  • Traffic creation consisting of a mixture of features to simulate subscriber behavior
  • Call completion rate simulation with user-response behavior
  • Response latency characterization for call setup
  • SIP message definition (valid, invalid and proprietary) using a GUI or text-based editor


  • Complete test lifecycle coverage: feature, negative, load, regression, interoperability and scalability testing
  • Testing of the IP Centrex server features such as call hold, call with PRACK, call transfer, 3WC, call forward, third-party call control, etc. Read more
  • Response latency measurement under various network load conditions and different mix of traffic

IMS IP Centrex Testing

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