Untitled

Provide multiple interface in a single service
[ServiceContract]
    public interface IWirelessService
    {
        [OperationContract]
        void AddUser();

}

public class WirelessService : IWirelessService
    {
        UserProvider userProvider;

        #region User Operations
        public void AddUser()
        {
            throw new NotImplementedException();
        }
}

 [ServiceContract]
    public interface IRasadService :IWirelessService
    {
        [OperationContract]
        BoxRasadWCFReturn GetDataUsingDataContract(CompositeType composite);

        // TODO: Add your service operations here
    }