From: Luan Nguyen (luan.m.nguyen@gmail.com)
Date: Sun Jul 06 2008 - 02:17:55 ART
very cool paper here that could help you:
http://reports-archive.adm.cs.cmu.edu/anon/2008/CMU-CS-08-123.pdf
-Luan
On Sat, Jul 5, 2008 at 11:47 PM, Jack Tsai <jacknew2005@gmail.com> wrote:
> Jack Tsai wrote:
>
>> topology: R3--R1--R4
>>
>> -- Background --
>> R3 loopback0: 172.16.56.3/32
>> All three routers are running EIGRP no auto-summary.
>> R3 Lo0 is not introduced to the EIGRP by network; it is injected by
>> Redistribute Connected
>> sh ip route on R4 shows that 172.16.56.3/32 is EX with distance 170.
>> All interfaces of the three routers are reachable by all routers.
>>
>> -- New add-in and observation --
>> add router RIP version 2 on R3 and R1 with no auto-summary
>> R3 Lo0 is not introduced to the RIP by network; it is injected by
>> Redistribute Connected metric 1
>> sh ip route on R1 shows R 172.16.56.3 [120/1] via 192.168.13.3
>> sh ip route on R4 DOES NOT show this route on its routing table!
>> sh ip eigrp top on R4 DOES NOT show this route (172.16.56.3) on its EIGRP
>> topology table!!
>>
>> -- Remedy --
>> add the command distance 180 172.16.56.3 0.0.0.0 on R4 router RIP will
>> solve the problem.
>>
>> --Question --
>> (1) Is there a way we can do on R1 to change the distance of the learned
>> route (172.16.56.3/32)?
>> (2) Why 172.16.56.3/32 is not on the R4 EIGRP topology table while it is
>> on the R1 EIGRP table?
>> (3) Any comments?
>>
>> Thanks,
>> Jack Tsai
>> CCIE R&S candidate
>>
>
>
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