Re: What port shoud be opened for the dns server
From: Bruno Wolff III (bruno@cerberus.csd.uwm.edu)Date: 07/14/02
- Next message: Tobias Klausmann: "Re: Please critique this iptables builder"
- Previous message: Eric: "Re: libc6 (Was: Web access stopped working - intrusion?)"
- In reply to: svek: "Re: What port shoud be opened for the dns server"
- Next in thread: Kasper Dupont: "Re: What port shoud be opened for the dns server"
- Reply: Kasper Dupont: "Re: What port shoud be opened for the dns server"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] [ attachment ]
From: Bruno Wolff III <bruno@cerberus.csd.uwm.edu> Date: 14 Jul 2002 14:53:15 GMT
In article <Xns924A9B8D730EDsvek@130.133.1.4>, svek wrote:
>
> why would DNS use a unpriviliged source port of >1024 when 53 is reserved
> and always has been for DNS? sounds like a stupid plan to me, but then
> again I've never heard of it.
Using random ports greater than 1024 makes blind spoofing attacks harder.
- Next message: Tobias Klausmann: "Re: Please critique this iptables builder"
- Previous message: Eric: "Re: libc6 (Was: Web access stopped working - intrusion?)"
- In reply to: svek: "Re: What port shoud be opened for the dns server"
- Next in thread: Kasper Dupont: "Re: What port shoud be opened for the dns server"
- Reply: Kasper Dupont: "Re: What port shoud be opened for the dns server"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] [ attachment ]