View directory /etc/rc.d/init.d on your own machine.
Set to start the service automatically: chkconfig --level 345 nfs on

chkconfig Command Linux
Syntax:
chkconfig --list [name]
chkconfig --add name
chkconfig --del name
chkconfig [--level levels] name
chkconfig [--level levels] name

chkconfig has five functions: append service, delete service, list service, change startup info and check the start state of specified service.
Chkconfig displays usage without parameter running tim