From: Martijn Lievaart <m@rtij.nl>
To: pawong@versasys.com
Cc: netfilter@vger.kernel.org
Subject: Re: NAT'ing multiple IPsec clients to the same destination IPSec server
Date: Sat, 10 Nov 2007 00:01:41 +0100 [thread overview]
Message-ID: <4734E6D5.4050902@rtij.nl> (raw)
In-Reply-To: <1194648215.26369.17.camel@fe7pawong.versa.versasys.com>
Patrick Wong wrote:
> Way back in 2.0.18 kernel, there was an IPsec connection tracking module
> that would allow me to masquerade multiple IPsec clients (eg Cisco VPN
> client) all going to the same remote IPsec server onto one external IP
> address. This was done with IPsec connection module + ipmasqadm +
> ipchains.
>
> I have never been able to get the above to work on iptables. In the
> early days of iptables, I also noticed there was no IPsec conntrack
> module.
>
> If I have only 1 external IP address on my firewall/gateway to SNAT to,
> is there a way to support multiple IPSec clients on my internal LAN all
> establishing IPSec connections to the same destination IPSec server?
>
Cisco VPN client supports UDP encapsulation. You have to allow it on the
concentrator too, but if that is possible, it should work without
specific iptables rules.
M4
next prev parent reply other threads:[~2007-11-09 23:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-09 22:43 NAT'ing multiple IPsec clients to the same destination IPSec server Patrick Wong
2007-11-09 23:01 ` Martijn Lievaart [this message]
2007-11-09 23:19 ` Patrick Wong
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