From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Tue Sep 12 2006 - 16:42:35 ART
It's called fallback bridging and is used for bridging non IPv4
protocols between different VLANs or routed segments. What protocols do
they have running in their network?
Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com
Internetwork Expert, Inc.
http://www.InternetworkExpert.com
Toll Free: 877-224-8987 x 705
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> -----Original Message-----
> From: Wes Stevens [mailto:wrsteve33-gsccie@yahoo.com]
> Sent: Tuesday, September 12, 2006 12:15 PM
> To: Brian McGahan
> Cc: ccielab@groupstudy.com
> Subject: Re: Cisco 7200 Router Simulator for CCIE R&S Lab practice &
MPLS
> LAB practice
>
> I ran across a site the other day that had a 3550 switch. They put "no
> switchport" on the interfaces and then added a bridge-group on the
> interfaces to bridge the traffic. It was at a site for the company
that
> was purchased by the company I work for. All the network design and
> support was farmed out to ATT before we took it over, so there is
really
> no one to ask what was the rational behind what they did.
>
> Any one want to take a stab at why you would do something like this?
>
> ----- Original Message ----
> From: Brian McGahan <bmcgahan@internetworkexpert.com>
> To: "Church, Chuck" <cchurch@multimax.com>; Radioactive Frog
> <pbhatkoti@gmail.com>
> Cc: ccielab@groupstudy.com
> Sent: Tuesday, September 12, 2006 9:16:33 AM
> Subject: RE: Cisco 7200 Router Simulator for CCIE R&S Lab practice &
MPLS
> LAB practice
>
>
> You can create different bridge-groups and assign them to the
interfaces
> based on how you want to create the broadcast domains. Something
like:
>
> bridge 1 protocol ieee
> bridge 2 protocol ieee
> !
> interface Ethernet1/0
> bridge-group 1
> !
> interface Ethernet1/1
> bridge-group 1
> !
> interface Ethernet1/2
> bridge-group 2
> !
> interface Ethernet1/3
> bridge-group 2
>
> I haven't personally used the 7200 simulator but this would work
> for a regular router.
>
> Brian McGahan, CCIE #8593
> bmcgahan@internetworkexpert.com
>
> Internetwork Expert, Inc.
> http://www.InternetworkExpert.com
> Toll Free: 877-224-8987 x 705
> Outside US: 775-826-4344 x 705
> 24/7 Support: http://forum.internetworkexpert.com
> Live Chat: http://www.internetworkexpert.com/chat/
>
>
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> Of
> > Church, Chuck
> > Sent: Tuesday, September 12, 2006 7:19 AM
> > To: Radioactive Frog
> > Cc: ccielab@groupstudy.com
> > Subject: RE: Cisco 7200 Router Simulator for CCIE R&S Lab practice &
> MPLS
> > LAB practice
> >
> > Someone correct me if I'm wrong, but I don't think there are any
> > Ethernet switch modules for the 7200. Sure, you can add Ethernet
> > interfaces, but you can't make them switch ports and assign them to
a
> > VLAN. So a 3550 is still going to be pretty useful. But for all
the
> > routing, yeah, this emulator can be pretty useful.
> >
> >
> > Chuck Church
> > Network Engineer
> > CCIE #8776, MCNE, MCSE
> > Multimax, Inc.
> > Enterprise Network Engineering
> > Home Office - 864-335-9473
> > Cell - 864-266-3978
> > cchurch@multimax.com
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf
> Of
> > Radioactive Frog
> > Sent: Tuesday, September 12, 2006 1:16 AM
> > To: WorkerBee
> > Cc: Marcio Ferreira; ccielab@groupstudy.com
> > Subject: Re: Cisco 7200 Router Simulator for CCIE R&S Lab practice &
> > MPLS LAB practice
> >
> > Dynagen will figure out the correct module to use for the 7200,
> > be it PA-4E or I/O-FE.
> > =======================================
> >
> > If that is the case (can simulate 3550 on 72xx simulator), is there
> > still
> > need to buy all expensive LAB equipment?????????
> >
> >
>
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