l i n u x - u s e r s - g r o u p - o f - d a v i s
L U G O D
 
Next Meeting:
April 21: Google Glass
Next Installfest:
TBD
Latest News:
Mar. 18: Google Glass at LUGOD's April meeting
Page last updated:
2006 Sep 22 12:16

The following is an archive of a post made to our 'vox mailing list' by one of its subscribers.

Report this post as spam:

(Enter your email address)
Re: [vox] Re: security dilemma
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [vox] Re: security dilemma



On Thu, 21 Sep 2006 23:44:02 -0700 (PDT)
Cylar Z <cylarz@yahoo.com> wrote:

> >3) Run dyndns on your broadband connection, and use
> >cron to re-resolve 
> >your 
> >IP on a regular basis, and update an iptables rule
> 
> You mean, in effect, have the server write its own
> IPTABLES rules after it determines what my originating
> IP address is? How would it know that? Remember, the
> server is on a remote network, and it accepts my
> incoming connection only because my originating IP is
> within a range that the firewall has been programmed
> to allow in. To my way of thinking, dyndns is for
> servers that run on dynamic-ip connections. The
> server's IP is static; it's my incoming connection
> whose source address is subject to change.

Maybe he meant that you should use DynDNS or similar service to track
the IP of your client, and have your server use cron to
periodically resolve the IP based on the DynDNS hostname and re-write
the relevant IPTABLES rules.
_______________________________________________
vox mailing list
vox@lists.lugod.org
http://lists.lugod.org/mailman/listinfo/vox



LinkedIn
LUGOD Group on LinkedIn
Sign up for LUGOD event announcements
Your email address:
facebook
LUGOD Group on Facebook
'Like' LUGOD on Facebook:

Hosting provided by:
Sunset Systems
Sunset Systems offers preconfigured Linux systems, remote system administration and custom software development.

LUGOD: Linux Users' Group of Davis
PO Box 2082, Davis, CA 95617
Contact Us

LUGOD is a 501(c)7 non-profit organization
based in Davis, California
and serving the Sacramento area.
"Linux" is a trademark of Linus Torvalds.

Sponsored in part by:
O'Reilly and Associates
For numerous book donations.