From: Rowan Reid <rreid@studio3arc.com>
To: jimm@simutronics.com, netfilter@lists.netfilter.org
Subject: RE: IPSec rules
Date: Wed, 28 Mar 2001 08:57:17 -0800 [thread overview]
Message-ID: <001c01c0b7a8$259feb00$1001a8c0@s3ac> (raw)
In-Reply-To: <NDBBKABJBJCIJNAELLKEMEALIKAA.jimm@simutronics.com>
ce of IPSec traffic. eth1 = untrusted side eth0 = trusted side
>
> INPUT:
> $IPTABLES -A INPUT -i eth1 -p 50 -j ACCEPT
> $IPTABLES -A INPUT -i eth1 -p 51 -j ACCEPT
> $IPTABLES -A INPUT -i eth1 -p UDP --dport 500 -j ACCEPT
>
> FORWARD:
> $IPTABLES -A FORWARD -i eth0 -o ipsec+ -j ACCEPT
> $IPTABLES -A FORWARD -i ipsec+ -o eth0 -j ACCEPT
>
> OUTPUT:
> $IPTABLES -A OUTPUT -p 50 -j ACCEPT
> $IPTABLES -A OUTPUT -p 51 -j ACCEPT
> $IPTABLES -A INPUT -p udp -m udp --dport 500 -j ACCEPT
Looks good that’s pretty much what I have. 'cept I actually specify ah
and eps for my protocol. Don’t forget not to masquarade outgoing
packates through your vpn. Since I have a net to net connection that is
fairly definate I only allow connections from my trusted hosts.
next prev parent reply other threads:[~2001-03-28 16:57 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-28 15:52 IPSec rules James Miller
2001-03-28 16:57 ` Rowan Reid [this message]
2003-03-28 16:45 ` Cedric Blancher
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