How to Modify the Fastart Content of H225 Messages Replying to an Incoming Call

This page describes the way to configure the SETUP message when simulating an H323 end point with the following features:-

  • Connection to an Ethernet network
    • .
  • Registration with a Gatekeeper using H225 RAS.
  • Establishment of signalling channels using H225
    • .
  • Establishment of media channels using H245 (fastart option).

Connecting the unit and setting the test conditions

The connections of Clarinet Book USB units and the settings of test conditions for a basic H323 communication using the H245 procedures are detailed in the following pages:

Selecting the CALL PROC, ALERT... content of Incoming calls

The profile H323_simu_mac_endpoint_RAS_fs.aip is configured to send the reply of Fastart in the CALL PROC message. The content of the Fastart reply is automatically copied from the Fastart content of the incoming SETUP meesage. Some modifiactions need to be made to the emulator configuration if the Fastart is to end in another message:-

  • Open the profile:
    • ProfileèOpen IP...èH323_simu_mac_endpoint_RAS_fs.aip.

  • Modifications of the  H225 message  used by the H323 Endpoint to carry the Fastart reply:

    • Selecting the message which includes the Fastart reply:
      Initialize Emulator èH323 èResponder behavior èAutogenerate Fastart and tunneling 
  • Save the profile under a new name:
    • ProfileèSave asèfilename.aip.
  • Select this new name in the LAN profile and save it:
    • ProfileèSave asèfilename.acp.

 

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