ACL (POSIX and NFSv4) Support over NFS shared drives on different Unix platforms

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http://www.unix.com – Hello, I have a question regarding ACLs and their availability across different Unix platforms via NFS share. If I have an AIX/FreeBSD/Solaris/HP-UX client that has an nfs share from a different system mounted on it, will the ACLs on the nfs share be processed properly? My guess is that as long as the both systems can support ACLs, then they will be processed properly, but I do not know if POSIX ACLs can be read properly if the two systems are different operating systems. EDIT: Quote: By default, if the file system being exported by an NFS server supports ACLs an (HowTos)