NFS Version 4 has no interaction with portmapper or other daemons such as lockd and statd, because they are rolled into the kernel.

NFS版本4没有与portmapper或者其它的守护进程(如lockd和statd)进行交互，因为它们合并到了内核中。

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In addition, this new version of the NFS protocol supports byte range file locking, whereas previous versions used the lockd protocol provided by the Network lock Manager.

此外，这个新版本的NFS协议支持字节范围的文件锁定，而先前版本使用的是网络锁管理器(Net work lock Manager)提供的lockd协议。

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