Welcome Terminology Using WebHelp Overview of the 3G-324M Interface Configuring the 3G-324M Interface PSTN and IP network interactions during a call Querying and modifying the configuration Call states Call flow examples MSPP video-enhanced structures H.324M function summary H.324M function reference H.324M structure reference H.324M events and reason codes Working with H.324M events Alphabetical event summary Numerical event summary Reason codes H.324M error codes