You´re right Kim. That did apply to my recreation as well. Only if I disable
split horizon, it works fine...

On Tue, Aug 25, 2009 at 10:28 AM, Kim Pedersen <[email protected]> wrote:

> Okay guys..
>
> In the 12.4 configuration guide it states:
>
> Automatic summary will override the configured summary address feature on a
> given interface except when /both/ of the following conditions are true:
> - The configured interface summary address and the IP address of the
> configured interface share the same major network (the classful,
> nonsubnetted portion of the IP address).
> - Split horizon is not enabled on the interface.
>
> So in most circumstances, auto summary will override.
>
> Hope that clears it up.
>
> Sincerely,
> Kim Pedersen
>
> Juan Pablo Corrales wrote:
>
>> Hi Kim,
>>
>> I just recreated and it愀 working fine for me. See attached the results in
>> the picture. I used the following topology:
>>
>> R0 ---- 192.168.0.0/28---- <http://192.168.0.0/28----> R1 ----
>> 172.16.0.0/16 <http://172.16.0.0/16> --------R2
>>
>>   .1 -------------------------- .2     .1 ---------------------------- .2
>>
>> Here are my configs:
>>
>> ****R0****
>> int f0/0
>>  ip address 192.168.0.1 255.255.255.240
>>
>> router rip
>>  version 2
>>  no auto-summary
>>  network 192.168.0.0
>>
>> ****R1****
>> int f0/0
>>  ip address 192.168.0.2 255.255.255.240
>>
>> int f0/1
>>  ip address 172.16.0.1 255.255.0.0
>>  ip summary-address rip 192.168.0.0 255.255.255.128
>>
>> router rip
>>  version 2
>>  no auto-summary
>>  network 192.168.0.0
>>  network 172.16.0.0
>>
>> ****R2****
>> int f0/0
>>  ip address 172.16.0.2 255.255.0.0
>>
>> router rip
>>  version 2
>>  no auto-summary
>>  network 172.16.0.0
>>
>>
>> On router R2 I can see in the routing table the route 192.168.0.0/25 <
>> http://192.168.0.0/25>
>>
>> Regards,
>>
>> Juan Corrales
>>
>> ------------------------------------------------------------------------
>>
>>
> --
>
> // Freedom Matters
> // Follow my progress on: http://kpjungle.wordpress.com
>
>
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