bind problem.

[Kerry Thompson]

On Sat, 2005-10-29 at 01:04 +0530, Janardhan Molumuri wrote:
> Hi,
> I am facing a problem with named. I am running bind v9.3.1.
>  bind is listening on both UDP & TCP ports. but queries are failing with the
> following error.
>  ~~~~~~~~
> ;; connection timed out; no servers could be reached
> ~~~~~~~~
>  I could successfully query the nameserver using TCP connection i.e. host -T
> <name>. No errors were logged.
>  When running named in debug mode I could see its not receiving any requests
> on UDP port.
>  I tried with bind v9.2.4 the same problem appears.
>  Any suggestions?

Check your firewall/firewall software/routers. Then run tcpdump or some
other sniffer on the server to see if the UDP requests are actually
coming in.


-- 
Kerry Thompson
http://www.crypt.gen.nz
kerry_at_security.geek.nz