Re: Redistributing EIGRP that has summary-address into OSPF

From: Joseph Saad (joseph.samir.saad@gmail.com)
Date: Fri Oct 26 2007 - 13:23:18 ART


My mistake. overlooked the permit 20 line.

On 10/26/07, ccie1101 <ccie1101@gmail.com> wrote:
>
> The connected routes are distributed into ospf as I can see those routes
> ..... As the route-map does a match on interface null0 only ..... Why do you
> say that the connected routes are not redistributed with this set of
> commands ?
>
>
> router ospf 1
> redistribute eigrp 20 subnets route-map DENY_NULL
> !
> route-map DENY_NULL deny 10
> match int null0
> !
> !
> route-map DENY_NULL permit 20
>
> Thanks,
> ccie1101.
>
>
> On 10/26/07, Joseph Saad <joseph.samir.saad@gmail.com> wrote:
> >
> > Not only you are stopping redistribution of connected routes, but also
> > you are achieving nothing by match int null0 (as this match connected
> > routes) and you are trying to match a summary route that is learnt via
> > EIGRP.
> >
> > You need to match the summary address in a route-map that calls a prefix
> > list.
> >
> > ip prefix-list SUMMARY permit X.X.0.0/16
> >
> > route-map EIGRP2OSPF deny 10
> > match ip address prefix-list SUMMARY
> >
> > route-map EIGRP2OSPF permit 100
> >
> > router ospf 1
> > redistribute eigrp 20 subnet route-map EIGRP2OSPF
> > redistribute connected subnets
> >
> >
> > I strongly advise that you watch Internetwork Expert CoD Advanced
> > Technology classes. I am however not affiliated with them, but have seen a
> > considerable difference over a span of 3 months using their products.
> >
> >
> > Joseph.
> >
> > On 10/25/07, ccie1101 < ccie1101@gmail.com> wrote:
> >
> > > Hi GS,
> > > I am redistributing EIGRP into OSPF and since I have an eigrp
> > > summary-address that goes into OSPF when
> > > the redistribution takes place which has the whole network of X.X.0.0/16,
> > > do
> > > I need to do something like this ?
> > >
> > > router ospf 1
> > > redistribute eigrp 20 subnets route-map DENY_NULL
> > > !
> > > route-map DENY_NULL deny 10
> > > match int null0
> > > !
> > > !
> > > route-map DENY_NULL permit 20
> > > !
> > > !
> > > I think this is the way to go around as we should not be seeing
> > > the
> > > summary-address back into the whole POD.
> > >
> > > Pls advice,
> > >
> > > cheers,
> > > ccie1101.
> > >
> > > _______________________________________________________________________
> > >
> > > Subscription information may be found at:
> > > http://www.groupstudy.com/list/CCIELab.html



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