Multihop problem
Alexander V. Chernikov
melifaro at ipfw.ru
Sat Dec 3 21:02:07 CET 2011
Marek Wajdzik wrote:
> Can you give me a example config ?
protocol static {
route bgp.next.hop/32 via some.directly.reachable.nhop;
}
You need to add static routes for each next BGP hop (show route for
1.2.3.4 all shows nexthop attribute)
You can also use filters for this ( import filter { gw =
directly.connected.nh; accept; })
>
> W dniu 2011-12-03 20:33, Alexander V. Chernikov pisze:
>> Marek Wajdzik wrote:
>>> Add a static protocol with route to bgp peer? I've added route using
>>> ip r a :) Maybe here is problem
>> .. Or a static protocol.
>> Or even kernel protocol with "learn" option set on and non-forbidding
>> import filter.
>>> 2011/12/3 Alexander V. Chernikov<melifaro at ipfw.ru>:
>>>> Marek Wajdzik wrote:
>>>>> Hi bird group.
>>>>>
>>>>> I have problem with bgp multihop session, it's configured as in
>>>>> example
>>>>> but when I recieve the routes they appears in KRT as unreachable (all
>>>>> routes imported from bgp). What I am doing wrong, maybe it's
>>>>> misconfiguration at remote side?
>>>> Bird needs to resolve those nexthops to get directly-reachable nexthop.
>>>> You need to get such routes in either main bird table or special IGP
>>>> table (BGP protocol option).
>>>>
>>>> You can accomplish this either by importing these routes via Direct
>>>> protocol or announce them via IGP (OSPF)
>>>>
>
>
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