[ALUG] Keeping time correct

My Linux box runs all the time and, while the system clock is reasonably accurate, it does drift a bit. What utilities and time source do others here use to keep their clocks accurate? Do you just run netdate with a known good time source from your crontab or what? -- Chris Green (chris@areti.co.uk) "Never ascribe to malice that which can be explained by incompetence."