rpc.nfsd(8) on Linux
The text 127b68150c0b, as Debian 4.0 (Etch) shipped it.
NFS server process
Flags it lists
-
--host -
--no-nfs-version -
--no-tcp -
--no-udp -
--port -
-H -
-N -
-T -
-U -
-p