winfrom调用WebService中的SOAP注册sessionId

"http://www.centran.com"命名空间

SOAP中"sessionId"

sessionId需要传入的值

new OperationContextScope(voiceServiceReference.InnerChannel);
var ticketItem = MessageHeader.CreateHeader("sessionId", "http://www.centran.com", sessionId);
OperationContext.Current.OutgoingMessageHeaders.Add(ticketItem);