The data exchange semantics for calls to local services is by-reference, here changes made to parameters are seen by either the client or the service provider.
本地服务的调用的数据交换语义是以引用为基础的，其中，客户机或服务提供者会看到对参数的更改。
2
At this point, we have only to exchange the caller's role with a localservice identity and we use an AAA Info file to do that.
在这一点上，通过本地服务身份我们只交换调用方角色，且我们使用AAA信息文件来这样做。
3
The purpose of the project is to design a MSTP network scheme and to realise the composite accessing to local services and to exchangeservice data with other equipment in MAN.