From: stephen skinner (stephenski@gmail.com)
Date: Sun Oct 19 2008 - 07:01:07 ARST
Reza , thanks for your rely ,
Thats great , thanks
On Sat, Oct 18, 2008 at 9:09 PM, Reza Toghraee <reza@toghraee.com> wrote:
> You cannot filter intra area LSAs.
> R2 creates the LSA for your summary network and advertises into AREA 10.
> There is no way to customize the LSA advertisement inside an area.
> You can only filter on R1's routing table to prevent this summary to be
> installed in routing table.
> R2 as ABR between AREA0, AREA10 can do LSA type 3 filtering for the WHOLE
> AREA10.
>
> Reza
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> stephen skinner
> Sent: Saturday, October 18, 2008 3:43 PM
> To: Cisco certification
> Subject: OSPF Summerisation seen on one spoke but not another
>
> hello,
>
> could anyone shed some light on this please.
>
> i have the following topology
>
> R1 R3
> - -
> - -
> --
> R2 -----------R4
>
>
> hub and spoke topology for R1 , R2, R3 all using physicall interfaces.
>
> Ethernet topology fot R2-R4
>
> R1,R2,R3 area in area 10 ( OSPF point-to-Multipoint interfaces)
> R2 and R4 are in area 0 ( OSPF Broadcast interfaces)
>
> R4 area 0 is sending the following networks
>
> 10.10.10.0/24
> 10.10.11.0/24
> 10.10.12.0/24
>
> and i have created a summary on R2 using a /22 network to send to area 11.
>
> is there any way to send this summary to just R3 instead of R1 ???
>
> i know i can filter it out on R1, but i wanted to try and stop it leaving
> R2
> bound for R1
>
> i have been trying differnet things, Area filter , outbound distribute list
> ,
>
> but nothing seems to work ,
>
> does anyone have any idea.
>
> TIA
>
>
> --
> Only two things are infinite, the universe and human stupidity, and I'm not
> sure about the former.
>
>
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-- Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.Blogs and organic groups at http://www.ccie.net
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