[ubuntu-us-mi] hostname lookup bug?
robert.citek at gmail.com
Mon Nov 15 17:49:01 GMT 2010
On Sun, Nov 14, 2010 at 2:47 PM, David F <ubuntu-us-mi at meta-dynamic.com> wrote:
> Is "foo" a hostname or IP address?
Foo is an IP address.
> Are you sure that your query is going where you think it is going?
Prior to this experience, I would have said, yes. But now I'm not so sure.
> Are you sure that you successfully removed bar from DNS on foo?
I'm pretty sure. The entry is not in the zone file and a dig on the
DNS machine itself does not return an answer for Bar but does for
other names. I get the same result using a RHEL machine and even the
Ubuntu machine. It just takes several minutes (or a reboot) on the
> Could you run "tshark -i <interface> udp and port 53"
> (where <interface> is the name of the network interface through which
> packets to foo are routed, e.g. eth0), then run the dig command, and post
> the output? Obscure any sensitive information if you want, but be careful,
> "pseudo-commands" sometimes hide a lot.
More information about the ubuntu-us-mi