On Tue, Oct 06, 2009 at 15:39:47 -0400, Richard B. Gilbert wrote: > > At his point you need more servers: > > > > 4 allow for a single falseticker, then I believe you need 6 to handle > > two errors and 7 or 8 for three simultaneous falsetickers. > > > Five servers allows for two failures! Seven allows for three. If you > have three or more simultaneous failures, you need more help than we can > provide!
(A moderately-detailed explaination of how many servers are needed to allow for a certain number of falsetickers can be found at: https://support.ntp.org/bin/view/Support/SelectingOffsiteNTPServers#Section_5.3.3. [That URL does have a trailing "." character on it; it's the section entitled "Upstream Time Server Quantity".]) Nathan ---------------------------------------------------------------------------- Nathan Stratton Treadway - natha...@ontko.com - Mid-Atlantic region Ray Ontko & Co. - Software consulting services - http://www.ontko.com/ GPG Key: http://www.ontko.com/~nathanst/gpg_key.txt ID: 1023D/ECFB6239 Key fingerprint = 6AD8 485E 20B9 5C71 231C 0C32 15F3 ADCD ECFB 6239
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