Linux Netfilter discussions
 help / color / mirror / Atom feed
From: Chris Brenton <cbrenton@chrisbrenton.org>
To: patrick kuah <patrickkuah@msn.com>
Cc: netfilter@lists.netfilter.org
Subject: Re: VPN question
Date: 14 Oct 2003 06:44:27 -0400	[thread overview]
Message-ID: <1066128266.1322.2.camel@valhalla> (raw)
In-Reply-To: <BAY4-F28WaRIYvVjIUl0000bcc5@hotmail.com>

On Tue, 2003-10-14 at 06:19, patrick kuah wrote:
> Hi all,
> 
> I have configured a SNAT rule in my iptables but after configuring, i can't 
> VPN to my server which reside on another network.

Do you see this traffic being dropped by your logs?

> Do i need to add rule for VPN traffic to flow through the SNAT? If yes, what 
> are the rule?

VPN is a generic term. What kind of VPN are you talking about? IPSec?
PPTP? SSL?

If you mean IPSec, you need to open UDP/500 to UDP/500 as well as
protocol 50. You also want to make sure that IPSec/IKE is only
negotiating ESP as a security service, not AH.

HTH,
C






  reply	other threads:[~2003-10-14 10:44 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-14 10:19 VPN question patrick kuah
2003-10-14 10:44 ` Chris Brenton [this message]
  -- strict thread matches above, loose matches on Subject: below --
2003-10-14 15:25 patrick kuah
2003-10-14 17:45 ` Chris Brenton
2004-10-06 19:35 Sunny Shum
2004-10-06 19:58 ` Jason Opperisano

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1066128266.1322.2.camel@valhalla \
    --to=cbrenton@chrisbrenton.org \
    --cc=netfilter@lists.netfilter.org \
    --cc=patrickkuah@msn.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox