Re: RIP offset list question

Hi....

I cann't see " no auto-summary" under RIP.....

-Kaushal

On Sun, Oct 11, 2009 at 3:27 AM, Syed Khalid Ali <
khalid_khursheed_at_hotmail.com> wrote:

> I have the following scenario (from Narbik Workbook):
> |--- R2
> |
> BB1 --- R1-- FR p2p --R4
> IP addresses are as follows:
> BB1 fa0/0: 131.1.111.111/24
> R1 <http://131.1.111.111/24%0AR1> fa0/0: 130.1.111.111/24
> R1 <http://130.1.111.111/24%0AR1> ser2/0.14: 131.1.14.1/24
> R4 <http://131.1.14.1/24%0AR4>: ser2/0.14: 131.1.4.4/24
>
> R1 configuration:
> ip access-list standard bb1-routes
> permit 107.1.1.0 0.0.0.127
> !
> router rip
> version 2
> no validate-update-source
> offset-list bb1-routes out 14 Serial2/0.14
> network 130.1.0.0
> network 131.1.0.0
> distribute-list prefix bb1-prefixes gateway bb1-source in FastEthernet0/0
> !
> R1 has the following routes (learned from BB1) that need to advertised to
> R4
> such that R4 should not advertise to its neighbor routers:
>
> show ip route | be Gateway
> Gateway of last resort is 131.1.12.2 to network 0.0.0.0
> 109.0.0.0/22 is subnetted, 1 subnets
> R 109.1.4.0 [120/1] via 131.1.111.111, 00:00:26
> 107.0.0.0/25 is subnetted, 1 subnets
> R 107.1.1.0 [120/1] via 131.1.111.111, 00:00:18
> 104.0.0.0/11 is subnetted, 1 subnets
> R 104.0.0.0 [120/1] via 131.1.111.111, 00:00:18
> 105.0.0.0/14 is subnetted, 1 subnets
> R 105.0.0.0 [120/1] via 131.1.111.111, 00:00:18
> R* 0.0.0.0/0 [120/1] via 131.1.12.2, 00:00:06, Serial2/0.12
>
> After setting this configuration 107.1.1.0 should be advertised to R4 with
> metric=14. But when I check the route table of R4, this 107.0.0.0/8 is
> still
> there reachable with metric=1
>
> If I change the access list with 107.0.0.0 0.0.0.127, R1 start advertising
> with metric=14 and therefore R4 has this route with metric=15 in it route
> table.
>
> I need explanation from expert on this group.
>
>
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Received on Sun Oct 11 2009 - 16:18:58 ART