From: Patrick Torney (ptorney@satx.rr.com)
Date: Tue Jun 08 2004 - 15:31:17 GMT-3
Would you mind providing a simple sample config to achieve that double
nat'ing?
thanks.
----- Original Message -----
From: "Joseph D. Phillips" <jphillips@ufcwdrugtrust.org>
To: "Group Study (E-mail)" <ccielab@groupstudy.com>
Sent: Tuesday, June 08, 2004 1:13 PM
Subject: FW: EIGRP and firewalls
> They can be put on the same subnet with double-NAT'ing.
>
>
>
> -----Original Message-----
> From: Daniel Sheedy [mailto:dansheedy@gmx.net]
> Sent: Tuesday, June 08, 2004 10:17
> To: Joseph D. Phillips; Group Study (E-mail)
> Subject: Re: EIGRP and firewalls
>
>
> Hi Joseph,
>
> I think the problem here is not exactly about the firewall. If you think
> about, the firewall is introducing another subnet. How do you peer two
> EIGRP neighbors if they arent on the same subnet? bit tricky... :)
>
>
>
> Dan
>
>
>
> ----- Original Message -----
> From: "Joseph D. Phillips" <jphillips@ufcwdrugtrust.org>
> To: "Group Study (E-mail)" <ccielab@groupstudy.com>
> Sent: Tuesday, June 08, 2004 7:05 PM
> Subject: EIGRP and firewalls
>
>
> > I would guess that you can't form a neighborship between an EIGRP
speaker
> with a public address and an EIGRP speaker behind a firewall whose address
> is in the private range, thanks to network address translation.
> >
> > I should think, however, that there are ways of configuring firewalls to
> allow the multicast hello traffic transit to the necessary interfaces. The
> firewall I use at work does routing as well.
> >
> >
> >
> > -----Original Message-----
> > From: Joe Chang [mailto:changjoe@earthlink.net]
> > Sent: Tuesday, June 08, 2004 09:54
> > To: Victor Kasacavage; Moreau, Franck; ccielab@groupstudy.com; 'Dan'
> > Subject: Re: My first but not last :( - Need your help.
> >
> >
> > I guess the question would be whether the firewall can alter the IP
> > information in EIGRP's RTP packets. Would a Cisco manufactured firewall
be
> > able to do that?
> >
> > By the way, that's some great advice, thank you Victor.
> >
> > > RTR A ---- FIREWALL --- RTR B
> > >
> > > RTR A and RTR B use EIGRP. Make the routes in RTR A appear on RTR B
> > > routing table.
> > >
> > > Now, what is the problem being presented
> > > what are the possible options
> > > which is the best possible solution
> > >
> > > The problem is that EIGRP doesn't work through firewalls.....why? It
is
> > > very important to understand the why part as this will let you know if
> you
> > > really understand how EIGRP works (I'll leave this one up to the
group)
> >
> > _______________________________________________________________________
> > Please help support GroupStudy by purchasing your study materials from:
> > http://shop.groupstudy.com
> >
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
> >
> > _______________________________________________________________________
> > Please help support GroupStudy by purchasing your study materials from:
> > http://shop.groupstudy.com
> >
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
> Please help support GroupStudy by purchasing your study materials from:
> http://shop.groupstudy.com
>
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Sat Jul 03 2004 - 19:40:35 GMT-3