Hello There, here's the output on a mac mini g4 1,5GhZ running OS X 10.4 which hadn't booted that OS in ages :-) jochen-rollwagens-mac-mini:~ jochenrollwagen$ ntpq -c "rv 0 frequency" localhost status=c011 sync_alarm, sync_unspec, 1 event, event_restart, frequency=0.000 If there's anything else i can contribute, let me know. Cheers Jochen