From Dgiref
This configuration file consists of the links to the appropriate configurations for the automounter, e.g.:
/srv/nfs /etc/auto.srvnfs --timeout=90
/etc/auto.srvnfs can be filled as:
# This is for mounting user homes over NFSv4
* -fstype=nfs4,rw,proto=tcp,port=2049 fs02:/&