/// <remarks/>
 public void AddDDNSAsync(AddDDNSRequestType AddDDNSRequest, object userState) {
     if ((this.AddDDNSOperationCompleted == null)) {
         this.AddDDNSOperationCompleted = new System.Threading.SendOrPostCallback(this.OnAddDDNSOperationCompleted);
     }
     this.InvokeAsync("AddDDNS", new object[] {
                 AddDDNSRequest}, this.AddDDNSOperationCompleted, userState);
 }
 /// <remarks/>
 public void AddDDNSAsync(AddDDNSRequestType AddDDNSRequest) {
     this.AddDDNSAsync(AddDDNSRequest, null);
 }