ISMP消息订购通知的问题


[WebService(Namespace = "http://sp.ismp.chinatelecom.com")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
public class IsmpSpEngine : ISMPSP.IsmpSpEngine{    public IsmpSpEngine () {        //如果使用设计的组件，请取消注释以下行 
        //InitializeComponent(); 
    }
    #region IsmpSpEngine 成员
    [WebMethod]
    public ISMPSP.notifyManagementInfoResponse notifyManagementInfo(ISMPSP.notifyManagementInfoRequest request)
    {
        throw new NotImplementedException();
    }
    [WebMethod]
    public ISMPSP.Response orderRelationUpdateNotify(ISMPSP.orderRelationUpdateNotifyRequest request)
    {
        throw new NotImplementedException();
    }
    [WebMethod]
    public ISMPSP.orderRelationUpdateNotifyResponse orderRelationUpdateNotifyReq(ISMPSP.OrderRelationUpdateNotifyReq request) 
    {
        throw new NotImplementedException();
    }
    [WebMethod]
    public ISMPSP.serviceConsumeNotifyResponse serviceConsumeNotify(ISMPSP.serviceConsumeNotifyRequest request)
    {
        throw new NotImplementedException();
    }
    [WebMethod]
    public ISMPSP.spWithdrawSubscriptionResponse spWithdrawSubscription(ISMPSP.spWithdrawSubscriptionRequest request)
    {
        throw new NotImplementedException();
    }    #endregion但是就是接收不到ISMP发过来的消息订购通知...(报服务器未能识别 HTTP 标头 SOAPAction这个错)不知道是不是使用的接口
错了?还是SOAPACION不对呢?WSDL上只有这个接口呀....