The Eclipse database server running Red Hat Enterprise Linux certainly has the capability to function as a print server for the rest of your network, however most Eclipse customers choose to use integrate both their domain controller and print server duties on the Windows platform.
Eclipse Support will provide assistance with any issues printing from Eclipse, but we support for general network printing issues is not covered under the Eclipse support contract. If you choose to use the RHEL server as a print server and require support, the best contact would be your RHEL support provider:
There is handy reference information on setting up and managing print queues in the Red Hat System Administration Guide.