From: Ali.Huang (zero5291@gmail.com)
Date: Mon Sep 12 2005 - 12:48:14 GMT-3
Thanks your replies.
I wonder if it is a default behavior,I doubt.
If not redistribute connected ,I checked the routing table,and found the
metric of e0 doesn't like a connected network at all.
So I feel doubt.
On 9/12/05, Jens Petter Eikeland <jenseike@start.no> wrote:
>
> Ok, I have done some reachearc and found what is happening to the router -
>
> When you do redistribution here between eigrp and ospf (or any other
> routing protocol.
>
> Router eigrp 1
> Network ( e0 )
> Redistribute ospf 1
>
> (the router will by default run this command)
> Redistribute connected subnets route-map conn
>
> Route-map default permit 10
> Match interface e0
>
> (This is what the router do when you add a network command
> to the routing process to add the nets in to the routing table
> automaticly)
>
> When you do a redistributed conected on the same router with a match int
> Lo0
>
> Router ospf 1
> Redistribute connected subnet route-map conn
>
> Route-map conn
> Match int lo0
>
> When you do this you will loose the Ethernet interface that you advertised
> in to eigrp
> from the routing table and you will breake the redistribution process that
> eigrp did on its connected interfaces. This is a default behaviour of
> cisco
> routers.
>
> You can solve this by doing in ospf :
>
> Redistributed connected permit 10 route-map conn
>
> Route-map conn
> Match interface e0
>
> In addition to the connected loopback you redistributed in earlier
>
>
>
> Hope this explain this for you. This is a behaivur that the router has,
> and
> this is something you need to think of when you do redistribution on a
> border router
>
> Jens P
>
>
> -----Opprinnelig melding-----
> Fra: nobody@groupstudy.com [mailto:nobody@groupstudy.com] Pe vegne av
> Ali.Huang
> Sendt: 12. september 2005 13:35
> Til: Cisco certification
> Emne: redistribution between eigrp and ospf
>
> hi,group,
> Topo:R1---ospf-----(s0)R2(e0)---eigrp
> I do bi-direction redistribution.work well.and the subnet of e0 was
> diaplayed in R1 routing table.But when I want to redistribute loopback0 of
> R2 into ospf domain,use the following clauses;
> route-map CON permit 10
> match interface Loopback0
> router ospf 10
> redistribute connected metric-type 1 metric 100 subnets route-map CON
> The subnet of e0 disappeares from R1 routing table,and the loopback0 of R2
> OK.If removes the redistribute connected,OK.it come back.who can tell me
> why?
>
> THX.
> Ali.huang
>
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-- THX. Ali.huang
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