Is anyone able to get zebra printers to work with iPrint or NDPS for driver

I have no issues with Canon, Xerox and HP.

I've tried their universal driver, the older individual drivers and the
drivers from seagull. I've used both nwadmin and iManager to add them to
the Broker. NO broker issues, just various problems with delivery to the
client using involving the spooler crashing. Tested with iPrint local
client 2.1 through

Delivery is to either XP sp1 or W2K sp4.

Tested with both iPrint under NetWare 6 sp3 and NetWare 6.5 sp2 both with