From: Tobias DiPasquale <codeslinger@gmail.com>
To: Henrik Nordstrom <hno@marasystems.com>
Cc: nf-devel <netfilter-devel@lists.netfilter.org>,
netfilter-failover@lists.netfilter.org
Subject: Re: [nf-failover] Re: [RFC] ct_sync 0.15 (corrected)
Date: Tue, 28 Sep 2004 07:58:55 -0400 [thread overview]
Message-ID: <876ef97a0409280458228a7509@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0409280834520.29563@filer.marasystems.com>
On Tue, 28 Sep 2004 08:46:25 +0200 (CEST), Henrik Nordstrom
<hno@marasystems.com> wrote:
> No, this is about a different issue entirely.
>
> Lets assume you have two Active-Active gateways G and H, two clients A and
> B and one server S. On the gateway NAT is used to masquerade all traffic
> to a single external IP address.
>
> Due to the Active-Active setup traffic from A goes via the gateway G and
> traffic from B goes via H.
>
> Now you have a SYN from A,31285 to S,80 and also a SYN sent by B,31285 to
> S,80. You then end up with two identical NAT assignments and the two
> connections will conflict with each other.
Why use NAT at all for active-active? Its pretty slow in comparison to
the shared MAC/IP schema delineated at UltraMonkey.org:
http://www.ultramonkey.org/papers/active_active/active_active.shtml
Am I missing something? Is NAT required for some reason?
--
[ Tobias DiPasquale ]
0x636f6465736c696e67657240676d61696c2e636f6d
next prev parent reply other threads:[~2004-09-28 11:58 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-13 14:26 [RFC] ct_sync 0.15 (corrected) KOVACS Krisztian
2004-08-19 11:06 ` Harald Welte
2004-08-19 12:13 ` KOVACS Krisztian
2004-08-26 10:00 ` Jozsef Kadlecsik
2004-08-26 11:12 ` KOVACS Krisztian
2004-08-26 11:39 ` Jozsef Kadlecsik
2004-08-26 16:14 ` [nf-failover] " KOVACS Krisztian
2004-08-19 12:13 ` KOVACS Krisztian
2004-08-19 16:13 ` Henrik Nordstrom
2004-08-22 20:43 ` KOVACS Krisztian
2004-08-24 18:37 ` Harald Welte
2004-08-25 11:41 ` jamal
2004-08-22 0:40 ` Patrick McHardy
2004-08-22 7:49 ` [nf-failover] " KOVACS Krisztian
2004-08-22 20:42 ` Sven Schuster
2004-08-23 9:51 ` Patrick McHardy
2004-09-02 5:10 ` Willy Tarreau
2004-09-02 12:39 ` KOVACS Krisztian
2004-09-24 2:42 ` jamal
2004-09-25 7:52 ` [nf-failover] " Harald Welte
2004-09-27 13:07 ` jamal
2004-09-27 13:30 ` KOVACS Krisztian
2004-09-27 13:39 ` Harald Welte
2004-09-28 2:41 ` jamal
2004-09-28 6:46 ` Henrik Nordstrom
2004-09-28 10:56 ` jamal
2004-09-28 12:24 ` KOVACS Krisztian
2004-09-28 12:35 ` Henrik Nordstrom
2004-09-28 12:57 ` KOVACS Krisztian
2004-09-28 13:14 ` jamal
[not found] ` <1096379957.1026.5.camel@jzny.localdomain>
2004-09-28 14:46 ` Henrik Nordstrom
2004-09-28 14:56 ` KOVACS Krisztian
2004-09-28 15:07 ` Henrik Nordstrom
2004-09-28 18:04 ` Sven Schuster
2004-09-28 18:47 ` Henrik Nordstrom
2004-09-28 20:57 ` Sven Schuster
2004-09-28 22:30 ` Tobias DiPasquale
2004-09-28 23:36 ` Henrik Nordstrom
2004-09-29 3:00 ` Tobias DiPasquale
2004-09-29 8:34 ` Henrik Nordstrom
2004-09-29 2:14 ` Jamal Hadi Salim
2004-09-29 8:12 ` Henrik Nordstrom
2004-09-29 11:13 ` Jamal Hadi Salim
2004-09-29 11:29 ` KOVACS Krisztian
2004-09-29 11:44 ` Henrik Nordstrom
2004-09-29 13:03 ` Jamal Hadi Salim
2004-09-29 13:41 ` Henrik Nordstrom
2004-09-29 14:23 ` jamal
2004-09-29 15:02 ` Henrik Nordstrom
2004-09-30 12:24 ` jamal
2004-09-28 13:58 ` Henrik Nordstrom
2004-09-28 14:24 ` Tobias DiPasquale
2004-09-28 11:58 ` Tobias DiPasquale [this message]
2004-09-28 12:11 ` KOVACS Krisztian
2004-09-28 12:31 ` Henrik Nordstrom
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