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Date:      Sun, 19 Nov 2017 19:08:32 +0700
From:      Victor Sudakov <vas@mpeks.tomsk.su>
To:        "Muenz, Michael" <m.muenz@spam-fetish.org>, Jim Thompson <jim@netgate.com>
Cc:        freebsd-net@freebsd.org
Subject:   Re: OpenVPN vs IPSec
Message-ID:  <20171119120832.GA82727@admin.sibptus.transneft.ru>
In-Reply-To: <b96b449e-3dc1-6e75-e803-e6d6abefe88e@spam-fetish.org>
References:  <20171118165842.GA73810@admin.sibptus.transneft.ru> <b96b449e-3dc1-6e75-e803-e6d6abefe88e@spam-fetish.org>

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Muenz, Michael wrote:
> >
> > Is there any reason to prefer IPSec over OpenVPN for building VPNs
> > between FreeBSD hosts and routers (and others compatible with OpenVPN
> > like pfSense, OpenWRT etc)?
> >
> > I can see only advantages of OpenVPN (a single UDP port, a single
> > userland daemon, no kernel rebuild required, a standard PKI, an easy
> > way to push settings and routes to remote clients, nice monitoring
> > feature etc). But maybe there is some huge advantage of IPSec I've
> > skipped?
> >
> Hi,
> 
> partners/customers with Cisco IOS or ASA wont be able to partner up 
> without IPSEC.

Sure, that's why I wrote "and others compatible with OpenVPN
like pfSense, OpenWRT etc" in the first paragraph.

Jim Thompson wrote:
> 
> Performance is better with IPsec.

Because it's in the kernel? But many use (and recommend) StrongSwan
which is a userland implementation.

> It's a standard, too. 

IPsec in itself maybe a standard, but IKE does not seem to be much of
a standard, I get the impression that there's much incompatibility
between vendors (Cisco, racoon etc). 

-- 
Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
AS43859



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