[c-nsp] Default route pointed to an interface

Erich Hohermuth eh at solnet.ch
Fri Aug 17 02:29:55 EDT 2007


Hi Justin,

As I understand you right, you only need the default route on the border
to prevent the router learning the default route from the IGP. A quick
hack could be to set a Null route (ip route 0.0.0.0 0.0.0.0 null 0) on
the borders. As a addition you can use different metric values
(originate metric 1000) on each border.

The proper way is to originate the default from the core to the edge
devices and run the mesh between core and borders "default-free". 

Regards
	Erich

> So a question would be how I remove the static default without learning 
> the default from the IGP (distribute-list?)?  What would be the proper 
> configuration for this scenario?  Besides the frequent ARPs and my uRPF 
> desires, is this really a big problem?  Or am I missing something 
> obvious again? :-)
> 
> Thanks
>   Justin
> 
> 
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-- 
* Erich Hohermuth IP Engineer - SolNet (AS 9044) PGPKEY-46A08FCB *
   * phone: +41 32 517 6220 / sip:9044*463 at inoc-dba.pch.net *



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