. . on a Red Hat install, but it refused to work properly with plain ASCII piped to it (most jobs printed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . eventually). Couldn't afford to mess with it any more on a contract job, so I switched over to lpng and it worked fine.
Not real impressed with CUPS at this point.