Oh I see. I understood you incorrectly. It is open source...
Josh Luthman Office: 937-552-2340 Direct: 937-552-2343 1100 Wayne St Suite 1337 Troy, OH 45373 "When you have eliminated the impossible, that which remains, however improbable, must be the truth." --- Sir Arthur Conan Doyle On Thu, Sep 17, 2009 at 7:38 PM, David Rees <[email protected]> wrote: > On Thu, Sep 17, 2009 at 4:36 PM, Josh Luthman > <[email protected]> wrote: > > Well if communication between the two servers was just fine on layer 3 > but > > it couldn't resolve, layer 7, your problem there was that the slave > didn't > > know what IP the master was. > > > > You could up the TTL to 4 hours and it could have worked in that last > > scenario, or 8 hours, etc. > > > > For DNS on something like this I suggest you keep a long record, we'll > say a > > week. If you know you're going to change it, change the TTL for half an > > hour or a full hour a week in advance of the change. Then change it to > the > > new IP and put the TTL back to a week. > > Yes, that's all fine - but the DNS issue with one of the hosts the > slave was monitoring prevented it from monitoring ALL hosts it was > supposed to be monitoring... So if DNS for one host stops working for > whatever reason, that shouldn't keep it from monitoring other hosts. > > -Dave >
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