Re: OT -- Friday's Puzzle By Narbik

What about:

area 0 range 1.0.0.0 255.0.0.0 not-advertise

filtering at the ABR.

2010/10/29 Narbik Kocharians <narbikk_at_gmail.com>

> I hope you all had a very nice week, here is a puzzle to relax you.
>
>
>
>
> Let s do it. The following is the topology:
>
>
>
> *R1 (F0/0-10.1.12.1/24) --- Area 1 ---- (10.1.12.2/24-F0/0)*<http://10.1.12.2/24-F0/0%29*>*R2*
> *(F0/1-10.1.23.2/24)
> ---- Area 0 ---- (F0/1-10.1.23.3/24)* *R3* *(F0/0-10.1.34.3/24) ----
> Area 2---- (F0/0-10.1.34.4/24)
> * *R4*
>
>
>
>
>
> R1 is advertising network 1.0.0.0/8 in area 1.
>
> Configure *R3* *and R3 ONLY* such that R4 or any future router in area 2
> does NOT see Network 1.0.0.0/8 in it s Database or routing table.
>
>
>
> DO NOT use any *router configuration mode command*(s) on R3 to accomplish
> this task.
>
> DO NOT use an access-list, Prefix-list or even a route-map *as part of the
> solution.*
>
> DO NOT configure the other routers to accomplish this task, ONLY R3 should
> be configured.
>
> The solution should ONLY effect network 1.0.0.0/8.
>
> DO NOT configure ISIS, RIPv2, Another OSPF process, or BGP.
>
>
>
>
> Once again unicast me, this should NOT take that long, it is a very simple
> puzzle. It s so simple it s hard.
>
>
> I won t even tell you all that my Grandma resolved it in 2 minutes.
>
>
> --
> *Narbik Kocharians
> *CCSI#30832, CCIE# 12410 (R&S, SP, Security)
> www.MicronicsTraining.com
> Sr. Technical Instructor
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Received on Fri Oct 29 2010 - 21:43:46 ART