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From: Antony Stone <Antony@Soft-Solutions.co.uk>
To: netfilter@lists.netfilter.org
Subject: Re: Iptables do nat with Protocol 47 or GRE
Date: Fri, 14 May 2004 13:44:54 +0100	[thread overview]
Message-ID: <200405141344.54206.Antony@Soft-Solutions.co.uk> (raw)
In-Reply-To: <E1BObZs-0004GV-Ld@vishnu.netfilter.org>

On Friday 14 May 2004 1:15 pm, Sez wrote:

> And, with l2pt or ipsec, iptables work fine without path GRE???

IPsec does not use GRE.   IPsec uses protocols 50 and 51 - ESP and AH.

IPsec works fine over NAT in Tunnel Mode (not Transport Mode without serious 
fiddling with things).

GRE is protocol 47.

L2TP is a UDP-based protocol (port 1701) as far as I know.

Regards,

Antony.

-- 
Your work is both good and original.  Unfortunately the parts that are good 
aren't original, and the parts that are original aren't good.

 - Samuel Johnson

                                                     Please reply to the list;
                                                           please don't CC me.



  reply	other threads:[~2004-05-14 12:44 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-05-14 10:24 Iptables do nat with Protocol 47 or GRE Sez
2004-05-14 10:39 ` Antony Stone
2004-05-14 10:50   ` Sez
2004-05-14 10:59     ` Antony Stone
2004-05-14 11:14   ` Sez
2004-05-14 11:30     ` Antony Stone
2004-05-14 12:11       ` Sez
2004-05-14 12:27         ` Antony Stone
2004-05-14 12:15       ` Sez
2004-05-14 12:44         ` Antony Stone [this message]
2004-05-14 13:00           ` Sez
2004-05-14 13:14             ` Antony Stone
2004-05-14 14:12               ` Alexis
2004-05-14 16:52               ` Sezmillenium
  -- strict thread matches above, loose matches on Subject: below --
2004-05-14 16:52 Daniel Chemko
2004-05-14 17:42 Daniel Chemko

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