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Date:      Wed, 20 May 2015 08:35:31 +0100
From:      krad <kraduk@gmail.com>
To:        Adrian Chadd <adrian@freebsd.org>
Cc:        Patrick Gibson <gibblertron@gmail.com>,  FreeBSD Questions Mailing List <freebsd-questions@freebsd.org>
Subject:   Re: Asymmetric routing with FreeBSD on Amazon EC2 within VPC
Message-ID:  <CALfReyfiKH1tVG-3FY+83i3p2f87mMkkuW_TumgohXgRSFiD-A@mail.gmail.com>
In-Reply-To: <CAJ-VmonuKYT6kSgOoV5amavqBfGLyjb5aL5yAcm7k7suRxiemw@mail.gmail.com>
References:  <CA+dWbmasJas+yA40unSYooWdkn10pS=jhsQC2VkwXW1GmiBMRQ@mail.gmail.com> <CAJ-VmonuKYT6kSgOoV5amavqBfGLyjb5aL5yAcm7k7suRxiemw@mail.gmail.com>

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you best bet is to probably run 2 vnet jails one for each ip. Annoying to
have to have the extra maintenance and resource overhead I know, but its
not a bad thing security wise

On 20 May 2015 at 04:56, Adrian Chadd <adrian@freebsd.org> wrote:

> Hi,
>
> So the "freebsd clean" solution would be to create two listen sockets,
> one per IP address, and and have each IP address / routing table in a
> separate FIB, or separate vnet.
>
> I don't know if anyone has set that up though. It would be nice to
> teach some web servers and proxy serversabout FreeBSD FIBs.
>
>
>
> -adrian
>
>
> On 19 May 2015 at 12:22, Patrick Gibson <gibblertron@gmail.com> wrote:
> > I'm wondering if anyone has managed to figure out a way to have an
> > Amazon EC2 instance behind a VPC work with multiple public IP
> > addresses? The issue is with asymmetric routing. It's been resolved in
> > the Linux world
> > (http://blog.bluemalkin.net/multiple-ips-and-enis-on-ec2-in-a-vpc/),
> > but I can't seem to get it working under FreeBSD. Using the setfib
> > command, I'm able to manually go out through either interface, but for
> > incoming packets to a webserver that listens to both interfaces, no
> > dice. :(
> >
> > Patrick
> > _______________________________________________
> > freebsd-questions@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-questions
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