[Dnsmasq-discuss] Clients bypassing dnsmasq server intermittently

Rance Hall ranceh at gmail.com
Wed Sep 29 00:47:24 BST 2010

On Tue, Sep 28, 2010 at 4:13 PM, guy at desgames.com <guy at desgames.com> wrote:

> The behaviour I'm seeing is that when I try to ping or connect to
> dev1.xxxxxxxx.com (or just dev1), it should resolve to,
> which it does....for a while. However, more than once I've discovered
> that it's started resolving to the outside IP which is something like
> 24.x.x.x. The only way to fix it is to drop my wireless connection and
> then reconnect. FYI, I've disabled the DHCP server on the wireless
> router.
> Any idea what's happening?
> Thanks,
> Guy

This sounds like you have two dhcp servers on your network serving
different dns addresses.

When the macbook lease expires and gets a new dhcp address it gets it
from the OTHER dhcp server and that dhcp server is passing the resolv
address as a public one.

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