Date: Tue, 10 Aug 1999 10:44:05 +0300 From: Ruslan Ermilov <ru@ucb.crimea.ua> To: "Dan O'Connor" <dan@jgl.reno.nv.us> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: IP-in-IP encapsulation Message-ID: <19990810104405.B50549@relay.ucb.crimea.ua> In-Reply-To: <010001bee2cd$811bac00$0200000a@home>; from Dan O'Connor on Mon, Aug 09, 1999 at 06:13:05PM -0700 References: <11464.990809@fc.kiev.ua> <010001bee2cd$811bac00$0200000a@home>
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On Mon, Aug 09, 1999 at 06:13:05PM -0700, Dan O'Connor wrote:
> Pardon my ignorance...
>
> I've seen this IP-in-IP thing mentioned before, but what is it used for?
>
> Seems kinda pointless--like zipping up a zip file.
>
> --Dan
If could be used to ``tunnel'' private networks over Internet:
+--------------+ +--------+ +--------------+
|192.168.1.0/24| +--|Internet|--+ |192.168.2.0/24|
+---------+----+ / +--------+ \ +----+---------+
\ / \ /
+--+-------+ / \ +-------+--+
| Router 1 |/ \| Router 2 |
+----------+ +----------+
--
Ruslan Ermilov Sysadmin and DBA of the
ru@ucb.crimea.ua United Commercial Bank,
ru@FreeBSD.org FreeBSD committer,
+380.652.247.647 Simferopol, Ukraine
http://www.FreeBSD.org The Power To Serve
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