/// <remarks/>
 public void DeactivateDDNSAsync(DeactivateDDNSRequestType DeactivateDDNSRequest, object userState) {
     if ((this.DeactivateDDNSOperationCompleted == null)) {
         this.DeactivateDDNSOperationCompleted = new System.Threading.SendOrPostCallback(this.OnDeactivateDDNSOperationCompleted);
     }
     this.InvokeAsync("DeactivateDDNS", new object[] {
                 DeactivateDDNSRequest}, this.DeactivateDDNSOperationCompleted, userState);
 }
 /// <remarks/>
 public void DeactivateDDNSAsync(DeactivateDDNSRequestType DeactivateDDNSRequest) {
     this.DeactivateDDNSAsync(DeactivateDDNSRequest, null);
 }