4.0.0.0/8?

Tue Sep 20 17:24:51 UTC 2011

On 9/20/11 10:22 , Hank Nussbacher wrote:
> On Tue, 20 Sep 2011, Patrick W. Gilmore wrote:
> 
> Newbie question:
> 
> If I do:
> route-views>sho ip bgp 4.0.0.0
> BGP routing table entry for 4.0.0.0/9, version 821994
> 
> why do I see the /9 and not the /8 by default?  If I do a specific
> lookup for 4.0.0.0/8 it is there as well.

more-specific wins unless you specifically ask for all routes.

> Thanks,
> Hank
> 
>> On Sep 20, 2011, at 1:13 PM, Hank Nussbacher wrote:
>>
>>> Did Level3 withdraw 4.0.0.0/8 today and start announcing it as two /9s?
>>
>> I don't know if it was today, but I see two /9s.
>>
>>
> 