On 09/26/01 at 17:43, Stefan Jeglinski wrote:
> I was thinking of rolling my own RBL using rbldns, for fun, but also
> to use as well. FWIW, rbldns is a tersely-documented part of djbdns
> described at <http://cr.yp.to/djbdns.html>.
>
> Anyway, rbldns "listens for UDP packets on port 53." So, when SIMS
> makes a query to any of the destinations in its RBL DNS Servers List,
> is it sending UDP packets to port 53?
The DNS protocol uses UDP on port 53 (hence the rbldns statement), so yes,
when SIMS sends a blacklist DNS query, it would be over UDP port 53.
Christopher Bort | [EMAIL PROTECTED]
Webmaster, Global Homes | [EMAIL PROTECTED]
<http://www.globalhomes.com/> | PGP public key available on request
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