November 2004
Intermediate to advanced
328 pages
8h 12m
English
book
Securing NFS in AIX An Introduction to NFS v4 in AIX 5L Version 5.3
by Chris Almond, Lutz Denefleh, Sridhar Murthy, Aniket Patel, John Trindle
Content preview from Securing NFS in AIX An Introduction to NFS v4 in AIX 5L Version 5.3
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Chapter 2. What’s new in NFS V4? 25
2.6.3 Better namespace handling
NFS V2 and NFS V3 servers export a set of independent parts of their overall
namespace and do not allow NFS clients to cross mountpoints on the server.
This is because NFS expects all lookups to stay within a single file system. In
NFS V4, the server provides a single root file handle through which clients can
obtain file handles for any of the accessible exports.
NFS V4 no longer has a separate
mount protocol. Instead of exporting a number
of distinct exports, an NFS V4 client sees the NFS V4 server’s exports as existing
inside a single file tree, called the nfsv4
pseudo-file ...
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