So 3 it will be. I'll probably go with cisco routers. I appreciate the feedback!
On Feb 5, 2011, at 7:19 PM, "Phil Mayers" <p.may...@imperial.ac.uk> wrote: > On 02/05/2011 11:32 PM, Michael Vinogradsky wrote: >> The design would be comprised of two redundant NTP server in separate >> geographic locations. The budget in the ballpark of two 2800 routers. >> Precision is not that important. > > Two NTP servers is a bad number. If one malfunctions... how does a > client know which one to trust? Have at least 3. > > I would recommend ntpd on a Linux box or boxes. It will handle very high > numbers of NTP clients and is the reference implementation, with very > comprehensive config guides. > > Unless you have very specialist needs, it is unlikely you need a local > clock source; there are almost certainly good local tier1 NTP servers > you can sync to (pick at least 5; have each of your at-least-3 local > servers act as client to them, and peer to each other) > _______________________________________________ > cisco-nsp mailing list cisco-nsp@puck.nether.net > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ Confidentiality Notice: This e-mail message, including any attachments, is for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply e-mail and destroy all copies of the original message. _______________________________________________ cisco-nsp mailing list cisco-nsp@puck.nether.net https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
