From: Kyle Galusha (kgalusha@xxxxxxxxx)
Date: Fri Apr 14 2000 - 18:05:10 GMT-3
You'll need more than next hop self.You have two choices: One is no
sync, the other is make the next hop address reachable via
redistribution BGP into IGP.
Hope this make sense,
Kyle
At 03:29 PM 4/14/2000 -0700, Michael Needham wrote:
>OSPF still has to know the route to the next HOP BGP router. IF you
add
>next hop self on the routers connected to the rest of the world it
>should be OK. Otherwise ensure that OSPF knows how to get to the next
>hop router (next BGP neighbour).
>
>Cliff Webster wrote:
>>
>> In the Lab I am doing BGP a scenario with 6 routers in a straight
line. I
>> take 2 of the middle routers and do IBGP. The outside routers are
doing
>> EBGP only. I have been under the impression that if I am using an
IGP like
>> OSPF between the two internal routers, the protocols will
synchronize on
>> their own (OSPF and IBGP), and EBGP routes will be passed. When I
do this,
>> my routes will not propagate past the IBGP section in either
direction. The
>> end EBGP systems are not exchanging routes. If I go to the two
IGBP routers
>> and type NO SYNC. Everything works fine. Shouldn't OSPF and IBGP
sync up
>> on there own- without the NO SYNC command?
>>
>> I am studying from the Bruce Caslow book. It is not real clear on
the
>> subject.
>>
>> Thank you,
>> Cliff Webster
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