tips on debugging DNS
dawn.connelly at gmail.com
Sat Dec 15 20:29:01 UTC 2007
Make sure that the IP addresses of your DNS servers are specifically allowed
in the recursion ACL on the caching servers. You mentioned in your email
that you were going to attach the named.conf's but it doesn't look like it
came through. Can you add them to the body of email text?
On Dec 15, 2007 12:18 PM, Kimi Ostro < kimimeister at gmail.com> wrote:
> Hi bind-users@,
> Does any one know of any tips/tools to aid in debugging DNS?
> My problem is that internal name resolution works fine. Anything
> beyond is not working at all.
> my two internal name servers' forward any none local queries to a
> caching resolver only name server. nothing in the logs seems to
> suggest anything, tcdump turns up nothing although both dig & host get
> a REFUSED.
> first thought was the firewall but I disabled that and still the
> problem persists, I can ping the outside world with ip addresses but
> not domain/host names/
> I've attached my configs.
> I'm running BIND 9.4.1 under a jail on FreeBSD RELENG_7
> Copyright (c) 1992-2007 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> The Regents of the University of California. All rights reserved.
> FreeBSD is a registered trademark of The FreeBSD Foundation.
> FreeBSD 7.0-CURRENT #0: Sat Sep 15 20:08:34 BST 2007
> root at base.karomuta.org :/usr/obj/usr/src/sys/NARMER
> ACPI APIC Table: <COMPAQ BROOKDG >
> Timecounter "i8254" frequency 1193185 Hz quality 0
> CPU: Intel(R) Pentium(R) 4 CPU 1400MHz (1395.10-MHz 686-class CPU)
> Origin = "GenuineIntel" Id = 0xf0a Stepping = 10
> real memory = 1602224128 (1528 MB)
> avail memory = 1560711168 (1488 MB)
> thank you for your patience
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