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 Example 1: Negotiating video with AL3 Example 2: Negotiating video with AL2 Example 3: Negotiating fast call setup using MONA Example 4: Using simplified application logic to set up calls MSPP video-enhanced structures H.324M function summary H.324M function reference H.324M structure reference H.324M events and reason codes H.324M error codes