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Re: [suse-security] IPSEC - SuSE 9.1 - Shorewall 2.x

Hey Philipp

> From:    philipp.rusch@xxxxxxxxxxxx
> To:      suse-security@xxxxxxxx

> Hi all,
> I use the same setup in production with Suse 8.1 / 8.2 and 9.0,
> IPSEC-VPN with Freeswan and Shorewall as firewall.
> ipsec.conf is modified for this new setup, main difference is
> the kernel 2.6.x
> what happens:
> - I don't see an interface "ipsec0" or similar anymore when I startup IPSEC

Native IPsec doesn't have a virtual interface anymore, you only get this with

> - I get errors in firewall logs about connection attempts from my road-
> warriors on port 4500 (???) what's this ?

UDP port 4500 is the ESP-Protocoll, I guess thats why your Roadwarriors 
are acting strange, too.

Best Regards

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