Nagios Support Forum

Hi guys, You are on track, eloyd, with your last sentence. while the primary is rebooting, NO DNS resolution can occur on the Nagios box That's exactly what's happening from my point-of-view. We have hundreds of Windows computers on the same network, which will fallback to our secondary or tertiary ...

Hi eloyd, Thank you for your reply. The last time this happened was when the DNS server received Windows updates and required a reboot - this was the most local DNS server to our Nagios box, and was naturally its primary DNS server. So I guess it could have appeared "wobbly" as services we...

Hi all, We are using Nagios 3.4.4 (part of Nagios FAN on CentOS5). We have an issue where, even though we have three DNS servers on our network, if we reboot the primary DNS server, Nagios throws a wobbly and raises critical alerts for many hosts. Our Nagios server's /etc/resolv.conf is as follows: ...