Sounds like all you need to get your branch traffic to the next hop (hub
router) where the hub router will route it for you because it knows of the
routes to all destinations. You could use static routes or route maps with
the next-hop parameter to do this.
----- Original Message -----
From: James Wilson <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Sunday, November 26, 2000 5:50 PM
Subject: Frame Relay Problem
> Hi All,
>
> I hope someone can shed some light on the problem I have come across in
the
> following scenario :
>
> Three routers, R1,R2 and R3 all connected via a Frame Relay cloud with a
> router in the middle doing frame relay switching. The frame switch is
_not_
> fully meshed. R1 is acting as the hub with R2 and R3 being spokes off R1.
> Hence there is a PVC betweenR1 and R2 and a PVC between R1 and R3. There
is
> _no_ PVC between R2 and R3.
>
> The particular lab exercise here specifies that each router much be able
to
> ping every other router in the frame cloud. BUT the use of the
'frame-relay
> map' command is forbidden, and only R1 can be configured using a
subinterface.
>
> As I have it configured R1 can ping both R2 and R3 as expected. However,
> both R2 and R3 can only ping R1 (the hub) yet cannot ping each other. The
> question stipulates you should use routing and not Layer2 to Layer3
> mapping. A debug on the ping from R2 to R3 shows that there is no map
entry
> for R3 hence encapsulation failed. A look at 'sh frame map' shows there is
> only 1 entry and it is for R1. This sh frame map is identical on R2 and
R3.
>
> So the question is, how can I get R2 and R3 to be able to ping each other
> using routing and not the frame relay map command.
>
> It's got two of us here studying for our CCIE stumped, so im hoping
someone
> out there has an idea as to how this can be accomplished.
>
> Also, as this is for the CCIE, static routes are not an option.
>
> Cheers.
>
> Jim.
>
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