From: Frank Leung (liangfrank@xxxxxxxxxxx)
Date: Sun Mar 04 2001 - 03:03:18 GMT-3
You have to disable ip routing on Router3 and Router4. Connect router or pc
on both ethernet of R3 and R4. configure them on the same subnet. They
should be able to ping each other.
FL
>From: "fwells12" <fwells12@hotmail.com>
>Reply-To: "fwells12" <fwells12@hotmail.com>
>To: <ccielab@groupstudy.com>
>Subject: Re: Bridging over frame-relay.
>Date: Sat, 3 Mar 2001 21:11:23 -0800
>
>I didn't expect to be able to do regular pings because the source ports
>were
>un-numbered. I did expect to be able to do an extended ping though, and
>was
>surprised to find it did not work. In order to check that I was
>configuring it right I ended up putting a PC at each end of the network and
>running Netbeui between them!
>
>
>----- Original Message -----
>From: Chuck Larrieu <chuck@cl.cncdsl.com>
>To: fwells12 <fwells12@hotmail.com>; <ccielab@groupstudy.com>
>Sent: Saturday, March 03, 2001 8:04 PM
>Subject: RE: Bridging over frame-relay.
>
>
> > Frank, I need to start looking at bridging as well. Haven't done much of
> > this with routers, but let's look at this from a theoretical standpoint.
> >
> > If you had a dedicated bridge on a network, how would you know? Do the
> > bridge ports have IP addresses? Or mac addresses for that matter?
> >
> > Even being a layer two device, I don't believe that bridge ports need
>mac
> > addresses. Recall that a bridge operates by listening to traffic, and
>then
> > passing packets to directly connected segments when it hears a packet
>with
>a
> > destination mac that resides out one of the bridge ports.
> >
> > I fooled with cisco bridging a ways back, and I seem to recall that in a
> > straight bridging mode, the router end points cannot be pinged. You
>would
> > have to have other devices on both connected segments, and would have to
> > ping those end points. This is not true for IRB.
> >
> > I'm sure I will be corrected if I am misunderstanding this.
> >
> > Chuck
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > fwells12
> > Sent: Saturday, March 03, 2001 2:18 PM
> > To: ccielab@groupstudy.com
> > Subject: Bridging over frame-relay.
> >
> > How can I test end to end connectivity when bridging over frame relay?
>=
> > The serial interfaces have no IP addresses on them and the ethernet =
> > networks on each router are addresses on the same subnet. I have tried
>=
> > pinging both regularly and using extended pings but neither works. Do =
> > pings work for testing this scenario ? Theoretically I should be able
>=
> > to disable routing on both routers and still have bridged connectivity =
> > right?
> >
> > Cheers
> >
> > Configs if your interested:
> >
> > Router3:
> > interface Ethernet0
> > ip address 10.1.1.3
> > no ip mroute-cache
> > no keepalive
> > no cdp enable
> > bridge-group 1
> > !
> > interface Serial0
> > no ip address=20
> > encapsulation frame-relay
> > no ip mroute-cache
> > no fair-queue
> > frame-relay map bridge 304 broadcast
> > frame-relay lmi-type ansi
> > bridge-group 1 =20
> > !
> > bridge 1 protocol ieee
> >
> > Router4:
> > interface Ethernet0
> > ip address 10.1.1.4
> > no ip mroute-cache
> > no keepalive
> > no cdp enable
> > bridge-group 1
> > !
> > interface Serial0
> > no ip address=20
> > encapsulation frame-relay
> > no ip mroute-cache
> > no fair-queue
> > frame-relay map bridge 403 broadcast
> > frame-relay lmi-type ansi
> > bridge-group 1 =20
> > !
> > bridge 1 protocol ieee
> >
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