Re: Little question about EIGRP summary address

From: Narbik Kocharians (narbikk@gmail.com)
Date: Wed Aug 15 2007 - 15:40:33 ART


You dont agree with what i wrote?

On 8/15/07, Joseph Brunner <joe@affirmedsystems.com> wrote:
>
> Of course not.
>
> If any smaller route exists in the routing table, you can advertise the
> summary. If you don't even have a smaller route in the routing table you
> can
> make one with a route to null0 254, and redis static to eigrp, then make
> the
> summary.
>
> This is why eigrp by default installs the summary with ad 5 to null0, to
> allow the summary not to cause a routing loop.
>
> -Joe
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Julio Carrasco
> Sent: Wednesday, August 15, 2007 1:48 PM
> To: ccielab@groupstudy.com
> Subject: Little question about EIGRP summary address
>
> Hello Group,
>
> It4s necessary to configure a component of a summary route under the EIGRP
> proccess to announce the summary address ?, or it is just enough having a
> component of the sumary route in the routing table ?
>
> i.e.
>
> R1 s0/0-------------------------------- s0/0 R2 .2 -------10.0.0.0/24 lan
> segment
> .1 1.1.1.0/24 network .2
>
> R2 config:
>
> interface s0/0
> ip address 1.1.1.2 255.255.255.0
> ip summary-address eigrp 10 10.0.0.0 255.0.0.0
> !
> router eigrp 10
> network 1.1.1.2 0.0.0.0
> network 10.0.0.2 0.0.0.0 --> Do I need to add this to my config if I want
> R2
> to announce the summary route ??
> !
>
> Is this enough so R2 announces 10.0.0.0/8 network to R1,
>
> or do I need to configure a component of the 10.0.0.0/8 network unter the
> EIGRP 10 proccess ??
>
> TIA
> Julio
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html
>

-- 
Narbik Kocharians
CCIE# 12410 (R&S, SP, Security)
CCSI# 30832
www.Net-WorkBooks.com


This archive was generated by hypermail 2.1.4 : Sat Sep 01 2007 - 11:32:11 ART