full-disclosure - Re: Server Redundancy

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Message-ID: <be950f350608100334l3c4a3cfane9ef2dd69ac2085@mail.gmail.com>
Date: Thu, 10 Aug 2006 06:34:50 -0400
From: wac <waldoalvarez00@...il.com>
To: "Gary E. Miller" <gem@...lim.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Server Redundancy

Hi:

Isn't there a way to map a name to several IPs?
Or use aliases?
I'm interested in the subject because I want to do the same thing.

Regards
Waldo

On 8/9/06, Gary E. Miller <gem@...lim.com> wrote:
>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Yo Sec!
>
> On Wed, 9 Aug 2006, Sec Bas wrote:
>
> > I was thinking about doing this with Dynamic
> > DNS and using rsync to replicate changes.
>
> Dynamic DNS will not provide the response you are looking for.  Many
> browsers cache DNS for 30 mins or more regardless of your TTL.  Many
> ISPs cache DNS for a day or two regardless of your TTL.  My expererience
> is that it takes up to 2 days before a DNS change fully propogates even
> with a TTL of 5 mins.  In some pathological cases I have seen it take 6
> months.
>
>
> RGDS
> GARY
> -
> ---------------------------------------------------------------------------
> Gary E. Miller Rellim 20340 Empire Blvd, Suite E-3, Bend, OR 97701
>         gem@...lim.com  Tel:+1(541)382-8588
>
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