Re: Filter route from ospf

From: Fahad Khan (fahad.khan@gmail.com)
Date: Sun Aug 17 2008 - 06:43:15 ART

First tell me on with interface have you bound 11.11.114.4 and 11.11.45.4 ?

On 8/17/08, Mohamed Tandou <dtandou@gmail.com> wrote:
>
> Hello Expert,
>
> i got an issue may be you can help. i am running eigrp and ospf on R8. i
> did
> mutual redistribution between ospf and eigrp. now i want to filter only the
> following network so it will show up only in eigrp route not ospf route.
> but
> when i did it it does not show up in ospf nor in eigrp.
> here is my config
>
>
> router eigrp 200
> redistribute ospf 110
> passive-interface default
> no passive-interface Serial0/0
> network 11.11.4.4 0.0.0.0
> network 11.11.150.4 0.0.0.0
> default-metric 100000 100 250 100 1500
> no auto-summary
> eigrp router-id 11.11.4.4
> !
> router ospf 110
> router-id 11.11.4.4
> log-adjacency-changes
> redistribute eigrp 200 subnets
> passive-interface default
> no passive-interface FastEthernet0/0.14
> no passive-interface Serial0/1
> network 11.11.114.4 0.0.0.0 area 0
> network 11.11.45.4 0.0.0.0 area 4
> default-metric 55
> distribute-list 44 in Serial0/1
> !
>
> access-list 44 deny 11.11.55.0 0.0.0.255
> access-list 44 deny 11.11.44.0 0.0.0.255
> access-list 44 deny 11.11.22.0 0.0.0.255
> access-list 44 deny 11.11.35.0 0.0.0.255
> access-list 44 deny 11.11.65.0 0.0.0.255
> access-list 44 permit any
>
>
> ==========================================================================================================
> BEFORE FILTER
>
> R8#sh ip route
> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
> D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
> N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
> E1 - OSPF external type 1, E2 - OSPF external type 2
> i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
> ia - IS-IS inter area, * - candidate default, U - per-user static
> route
> o - ODR, P - periodic downloaded static route
> Gateway of last resort is not set
>
> 11.0.0.0/8 is variably subnetted, 14 subnets, 2 masks
> O IA 11.11.2.2/32 [110/129] via 11.11.114.1, 00:06:27, Serial0/1
> O 11.11.1.1/32 [110/65] via 11.11.114.1, 00:06:27, Serial0/1
> D 11.11.3.0/24 [90/2297856] via 11.11.100.3, 00:12:43, Serial0/0
> C 11.11.4.0/24 is directly connected, Loopback0
> O E2 11.11.55.0/24 [110/65] via 11.11.114.1, 00:06:27, Serial0/1
> O E2 11.11.6.0/24 [110/65] via 11.11.114.1, 00:06:27, Serial0/1
> O IA 11.11.12.0/24 [110/128] via 11.11.114.1, 00:06:27, Serial0/1
> C 11.11.14.0/24 is directly connected, Serial0/1
> O IA 11.11.44.0/24 [110/129] via 11.11.114.1, 00:06:27, Serial0/1
> O E2 11.11.22.0/24 [110/65] via 11.11.114.1, 00:06:27, Serial0/1
> D EX 11.11.30.0/24 [170/2195456] via 11.11.150.3, 00:06:26, Serial0/0
> C 11.11.40.0/24 is directly connected, FastEthernet0/0.14
> O E2 11.11.65.0/24 [110/65] via 11.11.114.1, 00:06:27, Serial0/1
> C 11.11.150.0/24 is directly connected, Serial0/0
>
>
> =====================================================================
>
> AFTER THE FILTER
>
>
>
>
> R8#sh ip route ospf
>
> 11.0.0.0/8 is variably subnetted, 10 subnets, 2 masks
> O IA 11.11.2.2/32 [110/129] via 11.11.114.1, 00:26:30, Serial0/1
> O 11.11.1.1/32 [110/65] via 11.11.114.1, 00:26:30, Serial0/1
> O E2 11.11.6.0/24 [110/65] via 11.11.114.1, 00:26:31, Serial0/1
> O IA 11.11.12.0/24 [110/128] via 11.11.114.1, 00:26:31, Serial0/1
>
>
>
> R8#sh ip route eigrp
> 11.0.0.0/8 is variably subnetted, 14 subnets, 2 masks
> D 11.11.3.0/24 [90/2297856] via 11.11.150.3, 00:13:14, Serial0/0
> D EX 11.11.35.0/24 [170/2195456] via 11.11.150.3, 00:06:58, Serial0/0
>
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-- 
*FAHAD KHAN

BE Computer Systems NED,

CCNA,CCDA,CCNP,FOUNDFE,CLSE,QOS,JNCIA,JNCIS,MCP,CCIE  (Written)

Systems Support Engineer, Premier Systems (Pvt) limited,

Karachi, Pakistan

92-321-2370510.*

Blogs and organic groups at http://www.ccie.net

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