I like both IOS and Linux ntpd I synch those with time.nist.gov
Remember that you need a stratum 6 or better to sync UC apps like connection or CUCM. On Wed, Oct 28, 2015 at 11:35 AM, Charles Goldsmith <wo...@justfamily.org> wrote: > I personally prefer an IOS based device, a core switch or router. > > On Wed, Oct 28, 2015 at 12:33 PM, Thomas LeMay <thomasle...@comcast.net> > wrote: > >> Hi, >> >> >> >> Questions: What is the best business practice for the type of NTP server >> to use as the source: windows or some other operating system? >> >> >> >> Thank you, >> >> >> >> Tom >> >> >> >> *From:* cisco-voip [mailto:cisco-voip-boun...@puck.nether.net] *On >> Behalf Of *Aaron Banks >> *Sent:* Wednesday, October 28, 2015 12:39 AM >> *To:* Ryan Huff; cisco-voip@puck.nether.net >> *Subject:* Re: [cisco-voip] Unity Connection 10.5.2 Split Brain Recovery >> >> >> >> Thank you for all of that. You know what it was - NTP. I shut down the >> HA. NTP was doing weird things on the primary node and I asked the >> customer if the NTP server address he gave me was a windows server. >> Bingo. I changed the NTP source, rebooted the primary, called voicemail >> and then powered on the HA. >> >> Lesson learned. >> ------------------------------ >> >> From: ryanh...@outlook.com >> To: amichaelba...@hotmail.com; cisco-voip@puck.nether.net >> Subject: RE: [cisco-voip] Unity Connection 10.5.2 Split Brain Recovery >> Date: Tue, 27 Oct 2015 17:25:47 +0000 >> >> 1.) Shut down the HA node. >> >> >> >> 2.) Reboot the primary node >> >> >> >> 3.) Once the primary node is up, place a call into voicemail >> >> >> >> 4.) Power the HA node back on >> >> >> >> 5.) Once HA is up, verify HA status. >> >> >> >> >> >> >> >> Sent from my T-Mobile 4G LTE Device >> >> >> >> -------- Original message -------- >> From: Aaron Banks >> Date:10/27/2015 12:35 PM (GMT-05:00) >> To: cisco-voip@puck.nether.net >> Subject: [cisco-voip] Unity Connection 10.5.2 Split Brain Recovery >> >> >> >> Has anyone seen/resolved a split brain recovery in Unity Connection >> 10.5.2? The primary and secondary keep swapping back and forth every few >> minutes. I can ping and trace to each server. I restarted the primary but >> that did not resolve the issue. In the RTMT system logs, the secondary >> sends an NTP query to the primary the response is the primary is >> inaccessible or down. I'm stumped. >> >> _______________________________________________ >> cisco-voip mailing list >> cisco-voip@puck.nether.net >> https://puck.nether.net/mailman/listinfo/cisco-voip >> >> > > _______________________________________________ > cisco-voip mailing list > cisco-voip@puck.nether.net > https://puck.nether.net/mailman/listinfo/cisco-voip > >
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