About the Adding a real-time feed to ArcMap Sample
[C#]
AddTrackingServerLayerButton.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using ESRI.ArcGIS.Geodatabase;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.esriSystem;
using ESRI.ArcGIS.TrackingAnalyst;
namespace TAAddRealTimeTemporalLayer
{
  public class AddTrackingServerLayerButton : ESRI.ArcGIS.Desktop.AddIns.Button
  {
    private const string TS_SERVER_NAME = "hound"; //computer name of the Tracking Server
    private const string TS_SERVICE_NAME = "SanDiegoTaxis"; //name of the Tracking Service to open
    public AddTrackingServerLayerButton()
    {
    }
    protected override void OnClick()
    {
      //get the map container
      object mapObj = ArcMap.Application;
      
      //load the Tracking Analyst extension
      ITrackingEnvironment trackingEnv = setupTrackingEnv(ref mapObj);
      //Create the temporal layer and add it to the display
      ILayer temporalLayer = CreateTemporalLayer();
      ArcMap.Document.FocusMap.AddLayer(temporalLayer);
      
      ArcMap.Application.CurrentTool = null;
    }
    protected override void OnUpdate()
    {
      Enabled = ArcMap.Application != null;
    }
    //Create a new temporal layer with default symbology
    private ILayer CreateTemporalLayer()
    {
      IFeatureLayer featureLayer = new TemporalFeatureLayerClass();
      IFeatureClass featureClass = OpenTrackingServerConnection();
      featureLayer.FeatureClass = featureClass;
      return featureLayer as ILayer;
    }
    private IFeatureClass OpenTrackingServerConnection()
    {
      IWorkspaceFactory amsWorkspaceFactory = new AMSWorkspaceFactory();
      IPropertySet connectionProperties = CreateTrackingServerConnectionProperties();
      IAMSWorkspace amsWorkspace = amsWorkspaceFactory.Open(connectionProperties, 0) as IAMSWorkspace;
      IFeatureClass featureClass = amsWorkspace.OpenFeatureClass(TS_SERVICE_NAME);
      return featureClass;
    }
    //Create connection property set for Tracking Server
    private IPropertySet CreateTrackingServerConnectionProperties()
    {
      IPropertySet connectionProperties = new PropertySetClass();
      connectionProperties.SetProperty("SERVERNAME", TS_SERVER_NAME);
      connectionProperties.SetProperty("AMS_CONNECTION_NAME", "Sample TS Connection");
      //This is the standard AMS connection editor, this would only be different if you wrote your own connector
      connectionProperties.SetProperty("AMS_CONNECTOR_EDITOR", "{1C6BA545-2F59-11D5-B7E2-00010265ADC5}");
      //This is the standard AMS connector, this would only be different if you wrote your own connector
      connectionProperties.SetProperty("AMS_CONNECTOR", "{F6FC70F5-5778-11D6-B841-00010265ADC5}");
      connectionProperties.SetProperty("AMS_USER_NAME", "");
      connectionProperties.SetProperty("TMS_USER_PWD", "");
      return connectionProperties;
    }
    //Initialize the Tracking Environment, you only need to do this once
    private ITrackingEnvironment3 setupTrackingEnv(ref object mapObj)
    {
      IExtensionManager extentionManager = new ExtensionManagerClass();
      UID uid = new UIDClass();
      uid.Value = "esriTrackingAnalyst.TrackingEngineUtil";
      ((IExtensionManagerAdmin)extentionManager).AddExtension(uid, ref mapObj);
      ITrackingEnvironment3 trackingEnv = new TrackingEnvironmentClass();
      mapObj = ArcMap.Application.Document;
      trackingEnv.Initialize(ref mapObj);
      trackingEnv.EnableTemporalDisplayManagement = true;
      return trackingEnv;
    }
  }
}
[Visual Basic .NET]
AddTrackingServerLayerButton.vb
Imports ESRI.ArcGIS.Carto
Imports ESRI.ArcGIS.Geodatabase
Imports ESRI.ArcGIS.esriSystem
Imports ESRI.ArcGIS.TrackingAnalyst
Public Class AddTrackingServerLayerButton
  Inherits ESRI.ArcGIS.Desktop.AddIns.Button
  Private Const TS_SERVER_NAME As String = "hound" 'computer name of the Tracking Server
  Private Const TS_SERVICE_NAME As String = "SanDiegoTaxis" 'name of the Tracking Service to open
  Public Sub New()
  End Sub
  Protected Overrides Sub OnClick()
    'load the Tracking Analyst extension
    Dim trackingEnv As ITrackingEnvironment3 = setupTrackingEnv(My.ArcMap.Application)
    'Create the temporal layer and add it to the display
    Dim temporalLayer As ILayer = CreateTemporalLayer()
    My.ArcMap.Document.FocusMap.AddLayer(temporalLayer)
    My.ArcMap.Application.CurrentTool = Nothing
  End Sub
  Protected Overrides Sub OnUpdate()
    Enabled = My.ArcMap.Application IsNot Nothing
  End Sub
  'Create a new temporal layer with default symbology
  Private Function CreateTemporalLayer() As ILayer
    Dim featureLayer As IFeatureLayer = New TemporalFeatureLayerClass()
    Dim featureClass As IFeatureClass = OpenTrackingServerConnection()
    featureLayer.FeatureClass = featureClass
    Return TryCast(featureLayer, ILayer)
  End Function
  Private Function OpenTrackingServerConnection() As IFeatureClass
    Dim amsWorkspaceFactory As IWorkspaceFactory = New AMSWorkspaceFactory()
    Dim connectionProperties As IPropertySet = CreateTrackingServerConnectionProperties()
    Dim amsWorkspace As IAMSWorkspace = TryCast(amsWorkspaceFactory.Open(connectionProperties, 0), IAMSWorkspace)
    Dim featureClass As IFeatureClass = amsWorkspace.OpenFeatureClass(TS_SERVICE_NAME)
    Return featureClass
  End Function
  'Create connection property set for Tracking Server
  Private Function CreateTrackingServerConnectionProperties() As IPropertySet
    Dim connectionProperties As IPropertySet = New PropertySetClass()
    connectionProperties.SetProperty("SERVERNAME", TS_SERVER_NAME)
    connectionProperties.SetProperty("AMS_CONNECTION_NAME", "Sample TS Connection")
    'This is the standard AMS connection editor, this would only be different if you wrote your own connector
    connectionProperties.SetProperty("AMS_CONNECTOR_EDITOR", "{1C6BA545-2F59-11D5-B7E2-00010265ADC5}")
    'This is the standard AMS connector, this would only be different if you wrote your own connector
    connectionProperties.SetProperty("AMS_CONNECTOR", "{F6FC70F5-5778-11D6-B841-00010265ADC5}")
    connectionProperties.SetProperty("AMS_USER_NAME", "")
    connectionProperties.SetProperty("TMS_USER_PWD", "")
    Return connectionProperties
  End Function
  'Initialize the Tracking Environment, you only need to do this once
  Private Function setupTrackingEnv(ByRef mapObj As Object) As ITrackingEnvironment3
    Dim extentionManager As IExtensionManager = New ExtensionManagerClass()
    Dim uid As UID = New UIDClass()
    uid.Value = "esriTrackingAnalyst.TrackingEngineUtil"
    CType(extentionManager, IExtensionManagerAdmin).AddExtension(uid, mapObj)
    Dim trackingEnv As ITrackingEnvironment3 = New TrackingEnvironmentClass()
    trackingEnv.Initialize(mapObj)
    trackingEnv.EnableTemporalDisplayManagement = True
    Return trackingEnv
  End Function
End Class