
Chapter 2. What’s new in NFS V4? 31
The initial AIX support places an emphasis on security, with support of the
optional NFS V4 ACL model when using the AIX Enhanced Journaled File
System. Support for managing access from foreign NFS V4 domains is also
included. NFS V4 provides the RPCSEC_GSS RPC authentication flavor
supporting the Kerberos 5 security mechanism with AIX 5.3. RPCSEC_GSS can
also be used with the NFS V3 protocol.
When you first look at NFS on AIX V5.3, you will not see anything different. NFS
on AIX V5.3 supports NFS V2, NFS V3, and NFS V4. For this reason, all of the
daemons that you would see in previous versions of AIX a