That's interesting - I don't think that's our issue as we've not had any unusual uptime or changes in DNS configurations, but that's a good one to know - thanks for sharing!
On Mon, May 2, 2016 at 2:30 PM, Shaun Arrowsmith <[email protected]> wrote: > What’s the uptime on the boxes? We had something like this a while ago, > the uptime on our servers was quite high though, we found and installed > this https://support.microsoft.com/en-us/kb/2520155 > > > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Russ > *Sent:* 02 May 2016 18:19 > *To:* [email protected] > *Subject:* Re: [NTSysADM] Servers not registering in DNS after reboot > > > > We may do something like that - we are looking at putting together a > monitor in SCOM which checks and if it notices that a server goes > unreachable by name it tries to run a command to register DNS. But it just > seems a bit backwards to be "fixing" something rather than preventing. Oh > well - just thought someone might have run into a similar issue. Thanks! > > > > On Fri, Apr 29, 2016 at 2:11 PM, Charles F Sullivan < > [email protected]> wrote: > > As a workaround, you could create a simple batch file with the command to > register DNS and add it to a Scheduled Task GPO preference setting. The > task could be set to run 5 minutes after startup, or 10 minutes if you > think the servers can spare it. Not a solution, but as I said, a workaround. > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Russ > *Sent:* Friday, April 29, 2016 4:25 PM > *To:* [email protected] > *Subject:* [NTSysADM] Servers not registering in DNS after reboot > > > > So we have had issues with servers registering properly in DNS after a > restart. They seem to deregister as they shut down but then when they come > back up, the DNS servers do not have their address again. > > > > It doesn't happen every time, or with the same servers every time. The > servers are static IP addresses, but register in DNS dynamically. > > > > If I find they haven't register, and I manually run ipconfig /registerdns, > then everything registers properly and works the way it should. > > > > Any ideas? DNS is AD enabled, servers are in the same domain. We have > many many more servers which are rebooting and are not having issues > dynamically registering, and it's not these particular servers. It just > seems that after a monthly patch cycle and reboot we have a handful (or one > or two) who lose their DNS. > > > > Anyone seen anything like this? We'd rather not have to set all the DNS > entries manually. > > >
