From: Gary Duncanson (gary.duncanson@googlemail.com)
Date: Sun Oct 28 2007 - 08:49:01 ART
Hi Con,
Nice to see someone using Duggan and Gorito practice labs. I have those.
You should be ok with that one, but if you are in any doubt ask the proctor.
Just demonstrate that you understand what needs to be done and the available
alternatives when speaking to them.
Rgds
Gary
----- Original Message -----
From: "Con Spathas" <con@spathas.net>
To: <ccielab@groupstudy.com>
Sent: Sunday, October 28, 2007 11:24 AM
Subject: Alternate solutions in the Lab...
> Hi Group,
>
> I've been going through the CCIE R&S Practice Labs (Duggan/Gorito) ....
>
> In the first lab there are two IGP domains (RIP and EIGRP). There is only
> one point of mutual redistribution between the two IGPs.
>
> The section for redistribution asks:
>
> *
> Redistribute IGP protocols to ensure full IP visibility between all
> routers.
>
> *
> As a safety precaution, ensure that R6 can not learn the EIGRP routes it
> previously advertised into the RIP domain back from R4.
>
> So my solution was to tag EIGRP routes going into RIP with a TAG of 90:
>
> route-map EIGRP2RIP permit 10
> set tag 90
>
> And then deny these coming back from RIP into EIGRP:
>
> route-map RIP2EIGRP deny 10
> match tag 90
> !
> route-map RIP2EIGRP permit 20
>
> Anyhow the solution asked for a distribute-list inbound on the RIP
> speaking
> interface of R6 blocking the EIGRP subnets and permitting everything else.
>
> Now I know my solution would work (as well as scalable if more eigrp
> routes
> are added later) - and I know there's more than 1 way to skin a cat with
> most tasks!
> But my question is - will alternate solutions be taken into account if
> they
> don't break the rules or are we at the mercy of the grading script?
>
> I know there's always the option to ask the proctor - but it seems so
> straightforward that I'd be inclined to save any proctor brownie points
> for
> more obscure taaks.
>
> Cheers,
> Con.
>
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