> Right, but for a long time I've been polling two servers (ntp.astro and > madhaus.utcs). What I don't understand is the behaviour of the ntpdate > command if two servers are queried, and the times reported differ by a lot I'm not sure if it would be able to figure out which one was wonky if you only query 2 servers. I'd think you'd need at least 3 in order to figure out that one of them was bad. > So this brings up the obvious question: Besides the seemingly-reliable > madhaus.utcs, and the perhaps-someday-reliable ntp.astro, is there some > third system on campus that it would make sense to add to our lists of > NTP servers to poll? at stratum 1: ntp.on.canet.ca at stratum 2: ferut.sys utstat gpu.utcc enfm.utcc ns.onet.on.ca For real accuracy, you should run the xntpd daemon instead of ntpdate.