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 3. Enhanced security in NFS V4 87
3.4.7 NFS V4 ACLs: NFS V3 clients
It is possible to make an NFS V3 mount of a file system that contains NFS V4
ACLs. This combination exhibits the following behavior:
The NFS server will still grant or deny data access based on the NFS V4
ACLs.
The NFS client will not be able to view or manipulate the ACLs directly. For
example, an aclget command on the client returns the error:
aclget: The system call does not exist on this system.
If the mount is made with the acl option (noacl is the default), the NFS client
will be able to manipulate AIXC ACLs, but not NFS V4 ACLs.
The bottom line: You may have NFS V3 clients mount file systems that use NFS
V4 ACLs. ACL inheritance and evaluation will work nor ...
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