Trouble with BIND and ports

[Kevin Darcy]

HYK_TremorZ at hotmail.com wrote:

> Ok here is my setup: I'm using a computer with a free linux routing
> software called freesco (http://www.freesco.org).  There are two
> computers connected to it that are using internal IP addresses (the
> router is doing NAT and has the external IP address).  I set up the
> router to foward UDP and TCP packets to port 53 of one of the
> computers (the one that is running BIND).  The other computer has all
> the other ports forwarded to it.
>
> However, people can't seem to connect to my DNS server.  I also tried
> the command query-source address * port 53; in my named.conf file, and
> it still doesn't work.

That only affects outbound queries from your nameserver, so it won't
directly affect the ability of queries to get to your nameserver.

But, talking about outbound queries, how are you set up for that? Your
nameserver is going to be a bit of a basket case if it can't resolve the
root zone.

> Does anyone know of any other commands that i
> should try that would help? Also, do anyone know how i would find out
> if my port is being forwarded correctly (if that's the problem)?

tcpdump?


- Kevin