From: p.grey@xxxxxxxxxxxxxx
Date: Thu Nov 15 2001 - 16:24:10 GMT-3
Watch out. There are know bugs in certain IOS which prevent T5 LSA from being s
ync in BGP.
Try adding a static route to null0 for the routes you are trying to learn.
Hope that helps
Paul
> Hello all,
>
> Does anyone know any reason why OSPF external routes would not redistribute
> into BGP?
>
> Here's a section of the config, and the show ip ospf database. The ospf
> database shows that the connected route has been redistributed into OSPF as
> External, but it seems like BGP won't accept this route when redistributed
> from OSPF.
>
> Thanks
>
> Albert
>
> interface Loopback0
> ip address 200.0.0.8 255.255.255.255
> !
> interface Loopback1
> ip address 150.50.3.8 255.255.255.0
> ip ospf network point-to-point
> !
> interface Loopback2
> ip address 150.50.4.8 255.255.255.0
> ip ospf network
>
> router ospf 8
> log-adjacency-changes
> redistribute connected metric-type 1 subnets route-map RM_150_50_4_Only
> passive-interface Loopback1
> network 150.50.3.0 0.0.0.255 area 0
> network 150.50.5.64 0.0.0.63 area 0
> !
> router bgp 65078
> bgp log-neighbor-changes
> bgp confederation identifier 200
> redistribute ospf 8 match internal external 1 external 2 route-map O_IN_B
> neighbor 150.50.5.68 remote-as 65078
> no auto-summary
> !
> !
> access-list 10 permit 150.50.4.0
> access-list 10 permit 150.50.3.0
>
> route-map RM_150_50_4_Only permit 10
> match interface Loopback2
> !
> route-map O_IN_B permit 10
> match ip address 10
> !
>
>
> OSPF Router with ID (200.0.0.8) (Process ID 8)
>
>
> Router Link States (Area 0)
>
> Link ID ADV Router Age Seq# Checksum Link count
> 200.0.0.7 200.0.0.7 243 0x80000019 0xF97C 2
> 200.0.0.8 200.0.0.8 242 0x80000019 0x7B1C 3
>
> Type-5 AS External Link States
>
> Link ID ADV Router Age Seq# Checksum Tag
> 150.50.4.0 200.0.0.8 247 0x80000001 0xF88A 0
>
>
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