/// <summary>
 /// Event handler for close.
 /// </summary>
 /// <param name="sender">Sender object.</param>
 /// <param name="e">The event args.</param>
 private void OnProtocolClose(object sender, CloseFrameEventArgs e)
 {
     this.State = ProtocolSessionState.Closed;
     if (this.OnClose != null)
     {
         this.OnClose(this, e);
     }
 }
 /// <summary>
 /// Event handler for close.
 /// </summary>
 /// <param name="sender">Sender object.</param>
 /// <param name="e">The event args.</param>
 private void OnProtocolClose(object sender, CloseFrameEventArgs e)
 {
     this.State = ProtocolSessionState.Closed;
     if (this.OnClose != null)
     {
         this.OnClose(this, e);
     }
 }