/// <summary>
 /// Called when the request is disconnected.
 /// </summary>
 /// <param name="sender">The sender.</param>
 /// <param name="args">The <see cref="Microsoft.Exchange.WebServices.Data.HangingRequestDisconnectEventArgs"/> instance containing the event data.</param>
 private void OnRequestDisconnect(object sender, HangingRequestDisconnectEventArgs args)
 {
     this.InternalOnDisconnect(args.Exception);
 }
 /// <summary>
 /// Called when the request is disconnected.
 /// </summary>
 /// <param name="sender">The sender.</param>
 /// <param name="args">The <see cref="Microsoft.Exchange.WebServices.Data.HangingRequestDisconnectEventArgs"/> instance containing the event data.</param>
 private void OnRequestDisconnect(object sender, HangingRequestDisconnectEventArgs args)
 {
     this.InternalOnDisconnect(args.Exception);
 }