[vpn] Transparent bridging over Cisco VPN?

Fri Jun 28 10:39:38 EDT 2002

What I meant by the first router is the lowest model that runs IOS.  The 700
does not run native IOS.

JT

----- Original Message -----
From: "DEPOVERE, KOEN [IT/8358]" <koen.depovere at pharmacia.com>
To: "Jim Terry" <jtixthus at attbi.com>
Sent: Tuesday, June 25, 2002 11:37 AM
Subject: RE: [vpn] Transparent bridging over Cisco VPN?

> I does not support OSPF though ;-)
> and it defenitely not the first router running IOS.
>
> my EUR0.2
>
> Koen
>
> -----Original Message-----
> From: Jim Terry [mailto:jtixthus at attbi.com]
> Sent: dinsdag 25 juni 2002 15:14
> To: vpn at securityfocus.com
> Subject: Re: [vpn] Transparent bridging over Cisco VPN?
>
>
> hi all,
>
> I have never used an 800 Cisco router but the books have always said it is
> the first router to use Cisco IOS.  I do not see any documentation that
> shows it has less commands than any other. My guess is the 800 can do any
> command the others can do.
>
> JT
>
>
> ----- Original Message -----
> From: "Scott Penno" <scott.penno at gennex.com.au>
> To: "Jim Dueltgen" <jimd at lmi.net>
> Cc: "Stephen Hope" <Stephen.Hope at energis.com>; "'schowning'"
> <steve at rotdoctor.com>; "jt" <jtixthus at attbi.com>; <vpn at securityfocus.com>
> Sent: Monday, June 24, 2002 3:56 PM
> Subject: Re: [vpn] Transparent bridging over Cisco VPN?
>
>
> > Hi all,
> >
> > I've used Allied Telesyn routers to create a similar solution using IPX
> > and L2TP.  While it's not a Cisco solution, the routers do support
> > Appletalk, L2TP and IPSec and should be able to solve your problem.
> >
> > Scott.
> >
> >
> >
> > ----- Original Message -----
> > From: "Stephen Hope" <Stephen.Hope at energis.com>
> > To: "'schowning'" <steve at rotdoctor.com>; "jt" <jtixthus at attbi.com>;
> > <vpn at securityfocus.com>
> > Sent: Monday, June 24, 2002 10:03 PM
> > Subject: RE: [vpn] Transparent bridging over Cisco VPN?
> >
> >
> > > I don't think either the VPN 3000 or the 800 series routers support
> > bridging
> > > or routing of Appletalk. I found a ref. To bridging support on 800
> > series in
> > > the release notes.
> > >
> > >
> >
http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121relnt/8
> > 00
> > > /rn800t.htm
> > >
> >
<http://www.cisco.com/univercd/cc/td/doc/product/software/ios121/121relnt/
> > 80
> > > 0/rn800t.htm>
> > >
> > > But that may not support a VPN tunnel.
> > >
> > > VPN 3000 doesn't seem to mention anything in the docs apart from IP.
> > >
> > > So, if you want to use either Appletalk routing or bridging you may
need
> > > some the larger (read more expensive) Cisco routers at each end of the
> > > tunnel. I would suggest a 1700 series box at the remote site, and 2600
> > or
> > > bigger at the centre if you have a lot of remotes. These and others
can
> > > support hardware encryption if you need high bandwidth.
> > >
> > >
> > > It is a long time since Appletalk was a common protocol, but whenever
I
> > have
> > > built a network supporting it over a WAN I have used routing, which
> > works
> > > reasonably well. I wouldn't want to bridge it across a WAN, due to the
> > > amount of background traffic an Appletalk end system generates.
> > >
> > >
> > > There is a standards based protocol called "AURP" which tunnels
> > Appletalk
> > > over IP. It also has some tools to remap network numbers and reduce
> > overhead
> > > traffic. It is supported in cisco IOS (but not on 800 series). The end
> > > points are effectively Appletalk routers, with the tunnel acting as a
> > > logical network link between them.
> > >
> > > Alternatively, the L2TP  and PPTP protocols can support Appletalk
> > routing
> > > and bridging, but you will need an implementation that will work with
> > your
> > > other system components. Don't know of any off hand.......
> > >
> > > Stephen
> > >
> > > -----Original Message-----
> > > From: schowning [mailto:steve at rotdoctor.com]
> > > Sent: Friday, June 21, 2002 4:26 PM
> > > To: jt; vpn at securityfocus.com
> > > Subject: Re: [vpn] Transparent bridging over Cisco VPN?
> > >
> > > Open Door Networks has some client software that converts AppleTalk
> > > to TCP/IP which should then be able to be transmitted over any normal
> > > network. Check out:
> > > http://www.opendoor.com/shareway/
> > > for more info.
> > >
> > > Steve Chowning
> > >
> > > >How about redirecting the vpn tunnel to the internet router and then
> > > >tunneling the appletalk in an IP friendly packet to the remote site?
> > > >
> > > >JT
> > > >
> > > >
> > > >----- Original Message -----
> > > >From: "Jim Dueltgen" <jimd at lmi.net>
> > > >To: <vpn at securityfocus.com>
> > > >Sent: Thursday, June 20, 2002 6:16 PM
> > > >Subject: [vpn] Transparent bridging over Cisco VPN?
> > > >
> > > >
> > > >>  I'm wondering if anyone knows whether or not the Cisco 3000-series
> > > >>  VPN servers (or any other VPN concentrator you're familiar with)
> > > >>  support protocol-transparent bridging to remote hardware clients,
> > > >>  such as the Cisco 806 Broadband router or the VPN 3002 Hardware
> > > >>  Client.  The literature for the 806 seems to suggest it's possible
> > at
> > > >>  that end but I can't find anything one way or the other on the
> > > >>  3000-series.  The question is being driven by the need to support
> > > >>  Appletalk over a VPN sooner than all the end-users can reasonably
> > > >>  upgrade to OS X which would eliminate the need to use Appletalk
and
> > > >>  transparent bridging.  I've done this in point-to-point
applications
> > > >>  with low-end FlowPoint/Efficient DSL routers but that won't work
for
> > > >>  us in this situation.  Any guidance would be appreciated.
> > > >>
> > > >>  Regards,
> > > >>
> > > >>
> > > >>  - Jim Dueltgen
> > > >  >    LMi.net
> > > >  >
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