RE: Redistribution from OSPF to other protocol

From: Brian McGahan (bmcgahan@internetworkexpert.com)
Date: Wed Nov 03 2004 - 21:02:12 GMT-3


> So even if the requirement is to redistribute selected connected
> interface to ospf, should i redistribute all instead of one ?

        If the requirement is just to redistribute a single interface
then you should just redistribute the single interface. If by doing
this you are violating a previous requirement or a future requirement
then it may not be wise to filter out the other interfaces.

HTH,

Brian McGahan, CCIE #8593
bmcgahan@internetworkexpert.com

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> -----Original Message-----
> From: Cisco Net [mailto:network.cisco@gmail.com]
> Sent: Wednesday, November 03, 2004 5:58 PM
> To: Brian McGahan
> Cc: Group Study
> Subject: Re: Redistribution from OSPF to other protocol
>
> Thank you Brian,
> Also can you please let me know the thump of rule when you
> redistribute connected specific interface (say just lo0 only) to any
> routing protocol say OSPF.
> I saw some occurance that i lost routes for the other interfaces which
> are not redistributed using "redistribute connected" method all of
> sudden. Though the other interfaces were part of another routing
> protocol and already redistributed in to ospf.
>
>
> So even if the requirement is to redistribute selected connected
> interface to ospf, should i redistribute all instead of one ?
> Thank you in advance...
> Regards
> Cert
>
> On Wed, 3 Nov 2004 18:42:22 -0500, Brian McGahan
> <bmcgahan@internetworkexpert.com> wrote:
> > This is only an issue with BGP. When you redistribute OSPF
into
> > BGP only internal OSPF routes are redistributed by default. If you
want
> > to redistribute all OSPF routes into EIGRP all you have to say is
> > "redistribute ospf 1 metric 1 1 1 1 1".
> >
> > HTH,
> >
> > Brian McGahan, CCIE #8593
> > bmcgahan@internetworkexpert.com
> >
> > Internetwork Expert, Inc.
> > http://www.InternetworkExpert.com
> > Toll Free: 877-224-8987 x 705
> > Outside US: 775-826-4344 x 705
> > 24/7 Support: http://forum.internetworkexpert.com
> > Live Chat: http://www.internetworkexpert.com/chat/
> >
> > > -----Original Message-----
> > > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
Behalf
> > Of
> > > Cisco Net
> > > Sent: Wednesday, November 03, 2004 3:51 PM
> > > To: Group Study
> > > Subject: Redistribution from OSPF to other protocol
> > >
> > > Hi
> > > Confused with the statement "by default only internal OSPF routes
are
> > > redistributed
> > > to non OSPF routing protocol" (IP expert audio class)
> > >
> > > This is a bout redistributing ospf in to other routing protocol,
only
> > > internal ospf routes are redistributed and not external ospf
routes
> > > (type 5)...
> > >
> > > I just treid this in the lab redistributing from ospf to eigrp
without
> > > "match internal external" command. I can see all external ospf
routes
> > > in eigrp still..
> > >
> > > Anything i am missing here ?
> > >
> > > If my idea is to redistribute my entire ospf routes in to eigrp
for
> > > example,
> > > I just need "redistribute ospf 100 subn metric x x x x x"
> > >
> > > Or do i need redistribute ospf 100 subn match internal external
metric
> > > x x x x x"
> > > Regards
> > > Cert
> > >
> > >
> >



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