From: Michael Popovich (m.popovich@xxxxxxxxx)
Date: Fri Jun 14 2002 - 19:30:16 GMT-3
My mistake!
I had frame-relay end-to-end keepalive applied to R6 but R5 code was to old
to use it. I forgot to take the map-class off of the interface on R6. In
turn my PVC's went inactive.
Sorry for any confusion. It's the little things again. :)
MP
> ----- Original Message -----
> From: "Michael Popovich" <m.popovich@mchsi.com>
> To: "CCIE GROUPSTUDY" <ccielab@groupstudy.com>
> Sent: Friday, June 14, 2002 5:11 PM
> Subject: OSPF and ISDN
>
>
> > Here is the setup
> >
> > R5
> > / \
> > ISDN Frame
> > \ /
> > R6
> >
> > Area 0 is over both ISDN and Frame.
> >
> > I seem to missing something here. I have just basic ISDN connectivity
> setup
> > between R5 and R6 using chap. Nothing fancy on the ISDN side.
> >
> > When OSPF establishes the adjacency between R5 and R6 it is using the
ISDN
> > connection. Which is fine the ISDN is 128k and the Frame is 64k. No
> neighbor
> > relationship between R5 and R6 is happening across the frame at all.
> > I am configure, on R6, for the ISDN to be backup interface to the Frame
> > connection. The ISDN link goes in standby mode but OSPF looses adjacency
> with
> > R5 on the BRI but never establishes a neighbor relationship with R5 over
> the
> > frame. I end up losing network connectivity to the networks beyond R5
even
> > though the frame is up. I have cleared the OSPF process and it doesn't
> > re-establish with R5.
> >
> > I am missing a fundamental concept here, I think.
> >
> > TIA
> >
> > MP
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