You'll need to have the latest drivers available when you go through the printer setup procedure. Obviously the direct network route is preferable. It's important to check that the paper size is set correctly because this often defaults to US Letter size.
Files produced on PCs sometimes require special treatment.
If you use any non-standard fonts you'll have to include them in the file. On the teaching system, print the file out as you would any postscript file. The file-type options and quality of the resulting file depend on the printer drivers you have. If you produce a postscript file you may need to use fixwfwps , fixwpps or fixwwps to correct the file. Preview the file using ghostview before printing the file out as you would any postscript file.