By aggregating and merging the FOAF files, you can achieve the same effect as operating a centralized directory service, without any of the issues of single points of failure or control.

通过聚集和合并FOAF文件，您可以获得同操作集中式目录服务相同的效果，而没有单点故障或单点控制的任何问题。

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By following these instructions, you have now built a centralized authentication system using the Lightweight Directory Access Protocol (LDAP).

按照本文给出的提示，我们现在已经使用轻量级目录访问协议(LDAP)构建了一个集中的身份验证系统。

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No bottleneck of centralized server is introduced. All data, including metadata and directory files, is dispersed into the whole system to provide high performance and scalability.

系统中没有引入集中的服务器瓶颈，所有的数据、元数据和目录文件都被分散存储在整个系统中，以提供高性能和好的可扩展性。

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