[X4U] OSX Jag DNS woes
SeaSoft Systems
seasoft at west.net
Fri Aug 6 08:51:37 PDT 2004
>From: Simon Forster <simon-lists at ldml.com>
>Subject: Re: [X4U] OSX Jag DNS woes
>Date: Fri, 6 Aug 2004 07:27:27 +0100
>
>
>On 5 Aug 2004, at 23:49, SeaSoft Systems wrote:
>
>> My eMac (OS10.2.8) is periodically losing its DNS resolution
>> capability. The symptoms:
>>
>> - I begin getting nonsensical "Server not found" errors when browsing
>> the net (in Safari or IE), typically out of the blue after a couple
>> hours of successful surfing.
>...
>> - An OS 8.6 box on the same LAN behaves normally (mail and http)
>> whilst the eMac remains internet-deaf and dumb, so my ISP DNS
>> resolution is fine.
>
>I had the same on my Powerbook G4. It seems I had an outdated entry in
>the list of DNS servers in System Prefs Network pane. If the suspect
>server replied before the others, it'd do so with an access denied (or
>some such message) and that was the end of that. Fix is incredibly easy
>- remove the suspect DNS server from the list of servers.
>
>Apparently OS X's behaviour is different to that of earlier OSes. I
>have heard that OS X's DNS resolver gives up after the first reply -
>successful or not. Presumably earlier OSes kept on trying until they
>got some sort of sensible reply from a nameserver.
>
>HTH
>
Extremely helpful suggestion, Simon!
One of my DNS server IPs *was* outdated, on both the OS 8.6 and OSX machines.
I got rid of that bad boy and am now surfing with my fingers crossed.
Thanks so much for that insight.
Richard
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