Re: Cannot use "Distribute-List" on OSPF Routing Context (OSPF

Oh!! Clear!!

Thank you "Dan", "backbone systems", "Jacob Uecker" and Group Study very
much.

Best Regards,
Korn.

On Fri, Aug 7, 2009 at 6:44 PM, Jacob Uecker <juecker_at_ccbootcamp.com> wrote:

> Remember that in OSPF (unlike RIP and EIGRP), all information must be
> known to all routers in an area. This is a prerequisite for the Shortest
> Path First algorithm. So if you were able to filter some of the information
> out using distribute lists, this fundamental principle would be violated and
> the algorithm would lead to some funky results. That's the reason why
> filtering is done on the borders of other areas (ABRs and ASBRs).
>
> Thanks,
>
> Jacob Uecker
> CCIE# 24481
>
> Development Engineer
> CCBOOTCAMP - Cisco Learning Partner (CLP)
> Toll Free: 877-654-2243
> International: +1-702-968-5100
> Skype: skype:ccbootcamp?call
> FAX: +1-702-446-8012
>
> YES! We take Cisco Learning Credits!
>
> Training And Remote Racks: http://www.ccbootcamp.com
>
>
>
>
> -----Original Message-----
> From: nobody_at_groupstudy.com on behalf of backbone systems
> Sent: Fri 8/7/2009 3:44 AM
> To: Warakorn Sae-Tang
> Cc: ccielab_at_groupstudy.com
> Subject: Re: Cannot use "Distribute-List" on OSPF Routing Context (OSPF
> VRF Routing)
>
> u can use the only "in" option bc u r filtering the routes from
> database to routing table......its not like rip where u drop the
> routes recieved from the neighbor based on the filter.
>
> On Fri, Aug 7, 2009 at 8:38 AM, Warakorn Sae-Tang<kornrono_at_gmail.com>
> wrote:
> > Update information,
> >
> > After test more, I can use "distribute-list in". But cannot use
> > "distribute-list out" command.
> >
> > (config-router)#no distribute-list 1 in
> >
> > (config-router)#distribute-list 1 out gigabitEthernet 5/2
> > % Interface not allowed with OUT for OSPF
> > (config-router)#
> >
> > So, OSPF not support only distribute-list "out" command.
> >
> > Please suggest me.
> >
> > Best Regards,
> > Warakorn Sae-Tang
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
> > _______________________________________________________________________
> > Subscription information may be found at:
> > http://www.groupstudy.com/list/CCIELab.html
>
>
> Blogs and organic groups at http://www.ccie.net
>
> _______________________________________________________________________
> Subscription information may be found at:
> http://www.groupstudy.com/list/CCIELab.html

Blogs and organic groups at http://www.ccie.net
Received on Sat Aug 08 2009 - 00:12:36 ART