From: Stephen Skinner (stephen_ski@hotmail.com)
Date: Mon May 03 2004 - 11:05:03 GMT-3
Thanks for the confirmation ,
as to the new problem ...hmmm..
s hint i think would be in order
cheers
>From: "Kenneth Wygand" <KWygand@customonline.com>
>Reply-To: "Kenneth Wygand" <KWygand@customonline.com>
>To: "Kian Wah, Lai" <kian_wah@qala.com.sg>, "Stephen Skinner"
><stephen_ski@hotmail.com>, <ccielab@groupstudy.com>
>Subject: RE: Lab workbook Preferred route (Quiz #4 too!)
>Date: Sun, 2 May 2004 12:27:21 -0400
>
>That's a third way I didn't even consider... :)
>
> -----Original Message-----
> From: Kian Wah, Lai [mailto:kian_wah@qala.com.sg]
> Sent: Sun 5/2/2004 12:22 PM
> To: Kenneth Wygand; 'Stephen Skinner'; ccielab@groupstudy.com
> Cc:
> Subject: RE: Lab workbook Preferred route (Quiz #4 too!)
>
>
>
> Hi,
>
> AS Path?
>
> Router A:
> Route-map
> Match ip add <ip of F>
> Set as-path prepend x
>
> Then apply to a neighbor. Can this work?
>
> Regards,
> Kian Wah, Lai
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Kenneth Wygand
> Sent: Sunday, May 02, 2004 11:41 PM
> To: Stephen Skinner; ccielab@groupstudy.com
> Subject: RE: Lab workbook Preferred route (Quiz #4 too!)
>
> Steve,
>
> Your "pseudo-commands" are correct. Keep in mind these "set metric"
> commands must be tied to your external BGP sessions through "route-map"
> attributes on your "neighbor" statements. This will inherently provide
> redundancy because MED is a preferential variable. It will _prefer_ one
> route over the other, but will fall back to the route with the higher MED
>if
> the route with the lower MED is unavailable. The reason this is stated in
> the practice lab question is so that you don't _filter_ out the
> lesser-preferred route, leaving only the preferred route in the BGP table.
>
> Your answer is correct. However, take a spin off of this question.
>Imagine
> the scenario also stated "You can only use a single "set metric" statement
> within the route-map tied to each external neighbor".
>
> This is one of those pitfalls the lab can easily throw you into. I can
> immediately think of at least two ways this can be accomplished, one of
> which is unconventional. However, this is the thinking you need to pass
>the
> lab!!
>
> If I don't receive the correct answer soon, I'll email it out. Or maybe
> I'll give a hint. For now, see whose BGP skills are sharp and write back!
> :)
>
> Good luck!
> Ken
>
> -----Original Message-----
> From: nobody@groupstudy.com on behalf of Stephen Skinner
> Sent: Sun 5/2/2004 9:18 AM
> To: ccielab@groupstudy.com
> Cc:
> Subject: Lab workbook Preferred route
>
>
>
> Guys,
>
> have another question ,
>
> again i am trying to understand what the question is asking
>..aswell
> as how
> to do it....
>
>
> i ahve learnt that question interpretation is 80% of the lab....if
>i
> don`t
> know what you are asking i don`t know what to do !!!!
>
> i have two routers ..router A and B ,they have external BGP peers
> router
> BGP1(router a) and BGP (Router b)
>
> these two router`s connect over FR to Router F point to multi
>
> bgp I betwen A,B ,F
> bgp E between A, BGP1 and B,BGP2
>
> i want to manipulate my external peers ( ie advertise out)
>
> the question is ....
>
> make Router B the preferred entry point to get to Router F
> make router A the prefered entry point to get to router A
>
> make sure there is redundency for bo th routes
>
> now i think that MED will do this on router B to get to F and MED
>on
> router
> A to get to itself
>
> but how about the redundency ...
> simply med again ...
>
> i.e router B
> med 50 router F
> med 100 router A
>
> router A
> med 100 router F
> med 50 router A
>
> is this right ???
>
> any help / config`s would be great
>
> many thanks
>
> steve
>
> _________________________________________________________________
> Tired of 56k? Get a FREE BT Broadband connection
> http://www.msn.co.uk/specials/btbroadband
>
>
> _______________________________________________________________________
> Please help support GroupStudy by purchasing your study materials
> from:
> http://shop.groupstudy.com
>
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
> Please help support GroupStudy by purchasing your study materials from:
> http://shop.groupstudy.com
>
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
>_______________________________________________________________________
>Please help support GroupStudy by purchasing your study materials from:
>http://shop.groupstudy.com
>
>Subscription information may be found at:
>http://www.groupstudy.com/list/CCIELab.html
This archive was generated by hypermail 2.1.4 : Wed Jun 02 2004 - 11:12:03 GMT-3