/// <remarks/>
 public void ActivateDDNSAsync(ActivateDDNSRequestType ActivateDDNSRequest, object userState) {
     if ((this.ActivateDDNSOperationCompleted == null)) {
         this.ActivateDDNSOperationCompleted = new System.Threading.SendOrPostCallback(this.OnActivateDDNSOperationCompleted);
     }
     this.InvokeAsync("ActivateDDNS", new object[] {
                 ActivateDDNSRequest}, this.ActivateDDNSOperationCompleted, userState);
 }
 /// <remarks/>
 public void ActivateDDNSAsync(ActivateDDNSRequestType ActivateDDNSRequest) {
     this.ActivateDDNSAsync(ActivateDDNSRequest, null);
 }