Re: Frame-relay hub and spoke lab best practices.

From: Narbik Kocharians (narbikk@gmail.com)
Date: Fri Sep 29 2006 - 22:48:35 ART


I guess as i was typing your answers, Brian answered all of your questions.
He is a faster typer than i am. Sorry

On 9/29/06, Narbik Kocharians <narbikk@gmail.com> wrote:
>
> Robert,
>
> The answer to your first question is YES, if the task asks you to ping
> every interface that is connected to the frame-relay cloud, i would
> definitely create a frame-relay map to my own IP address using one of the
> local DLCIs, unless the frame-relay is configured in a P2P manner, in which
> you can ping any IP address as long as you have reachability to that IP
> address.
>
> I personally don't agree with doing extra work, therefore i don't like
> using TCL scripts, some people do and they love it. I like to direct my
> focus and attention on the exam and the material and i don't like to do
> extra stuff.
>
> If you are running an IGP that conveys it's routing table via Multicast or
> Broadcast, you need the "broadcast" argument on the spoke as well as the
> hub.
>
> As far as IPv6, If the frame-relay is configured in a Multipoint manner
> and you are using frame-relay maps, you need to have a frame-relay mapping
> to the LL address.
> Check the IPv6 section of the Work Book, it's explained in there with show
> commands.
>
>
>
>
>
>
> On 9/29/06, Robert Watson <watson.robert@gmail.com> wrote:
> >
> > I realize that most practice labs call for hub and spoke frame designs
> > in
> > their labs.
> >
> > Is there a general consensus as to when to....
> >
> > Configure a frame-relay map to your own local interface ip and if so a
> > suggested dlci to pick?
> >
> > Should you only do this when task calls for "make sure you can ping all
> > frame interfaces"?
> >
> > Can you apply it anyway even if it doesn't call for so your tcl script
> > runs
> > uninterrupted?
> >
> > If it doesn't should you remember to remove the self directed map?
> >
> > Is it ever ok to duplicate broadcasts up towards the hub from a
> > spoke? Ie
> > spoke has 1 map to host and 1 map to other spoke on same dlci
> >
> > When to use broadcast keyword? Always unless told not to or Never unless
> > required later (ospf or mcast issues)
> >
> > Link local and global unicast mapping or one over the other when to do
> > what
> > and which map would you enable multicast support with the broadcast
> > keyword?
> >
> > Per cco it appears that you simply have to map the link local in frame
> > and
> > your show fram map will have an entry for both
> >
> > All of these questions are so subjective that you can't really turn to
> > cco
> > for answers.
> >
> > _______________________________________________________________________
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> >
>
>
>
> --
> Narbik Kocharians
> CCIE# 12410 (R&S, SP, Security)
> CCSI# 30832
> Network Learning, Inc. (CCIE class Instructor)
> www.ccbootcamp.com (CCIE Training)

-- 
Narbik Kocharians
CCIE# 12410 (R&S, SP, Security)
CCSI# 30832
Network Learning, Inc. (CCIE class Instructor)
www.ccbootcamp.com (CCIE Training)


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