> Looks like the NetApp uses /etc/services to define what the port
> should be on?
..
> nlockmgr        4045/tcp         # NLM
> nlockmgr        4045/udp
> mountd          4046/tcp         # NFS mountd protocol
> mountd          4046/udp
> status          4047/tcp
> status          4047/udp
> pcnfsd          4048/tcp         # PCNFS protocol
> pcnfsd          4048/udp
> rquotad         4049/udp
..

Indeed it does.  I would be willing to bet that they decided on this
approach for their Sun RPC implementation so that it was easier for
people to use their systems with firewalls.

The behaviour you seen here is not common across all NFS file servers.

Darren

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