Source: http://www.redhat.com/docs/manuals/linux/RHL-8.0-Manual/admin-primer/s1-printers-sharing.htmlEdit: /etc/lpd.hosts with names or IPs of machines to acceptEdit: /etc/lpd.permsAdd:ACCEPT SERVICE=X REMOTEHOSTS=</etc/hosts.lpdbefore:REJECT SERVICE=X NOT SERVER...and that should do it.Note: I had to comment out the REJECT line to make it work, but I suspect that exports everything to the world which may not be what you want.
This is a collection of techical information, much of it learned the hard way. Consider it a lab book or a /info directory. I doubt much of it will be of use to anyone else.