In the Ricoh forum, because Lanier is one of the Ricoh brands.
Lanier is a Ricoh brand, therefore the Unix/Linux support for the Lanier printers comes primarily from Ricoh and this support is excellent. See also the Ricoh FAQ.
Also Ulrich Wehner from Lanier does excellent work. He answers user questions on the openprinting.org forums and provides test PPDs/scripts/drivers/instructions to the users, before they get released on openprinting.org.
Yes, the printer supports Postscript. Free driver available at http://www.openprinting.org/show_printer.cgi?recnum=Lanier-2138. All printer options are supported, including 1200dpi.
This printer is a PostScript printer. It is confirmed to work with CUPS.
The printer supports both PCL and PostScript Level 3.
Yes, the printer uses port 9100, or LPR for printing.
Yes. There is a webpage atLanier.com.