nslookup question?

Barry Margolin barmar at bbnplanet.com
Mon Dec 6 16:11:02 UTC 1999


In article <384aaf82_3 at news.cadvision.com>, M&J <mhutch at cadvision.com> wrote:
>I am running bind 8 and have been for 3 months with no problems.  However,
>now when at > (nslookup) only the domains that I have on my server will
>resolve.  When I try to resolve any external domain, it is not found.  This
>just happened and I have not made any changes on the server.  Any ideas what
>I could try checking?  Could it be related to root.hints?  I used dig to
>update this 1 month ago and all went well.

Do you have a firewall that might be blocking DNS reply packets coming from
outside?  Make sure it allows incoming packets from port 53 to high ports
on your server, or use the "query-source" option to specify a fixed port
that would be used on your server, and which would be the destination of
DNS replies.

-- 
Barry Margolin, barmar at bbnplanet.com
GTE Internetworking, Powered by BBN, Burlington, MA
*** DON'T SEND TECHNICAL QUESTIONS DIRECTLY TO ME, post them to newsgroups.
Please DON'T copy followups to me -- I'll assume it wasn't posted to the group.


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