BFD parameters not taken into account

Benoit Portrat bpo-bird at
Fri Jul 29 20:45:27 CEST 2016

Thanks, it's working.
I was thinking that multihop didn't relate to the mode of BGP and only 
to the number of hops between the two bfd peers. Now, I understand 

Thanks again for your quick response and explanation.
Benoît Portrat

Le 2016-07-29 19:54, Ondrej Zajicek a écrit :
> On Fri, Jul 29, 2016 at 07:00:36PM +0200, Benoit Portrat wrote:
>> Hello,
>> After some lab tests with bfd and bgp, I've encountered a problem. bfd
>> sessions associated with bgp sessions are up but bfd parameters in 
>> config
>> file are not taken into account and there is no sign of error in the 
>> logs.
>> I have reproduced it with bird 1.5.0 and bird 1.6.0. I've not found 
>> any
>> trace of a problem like this in the mailing list. I don't know if I've
>> missed something or if this is a bug.
> Hi
> You are using it for IBGP, which is by default multi-hop, not 
> single-hop
> like EBGP, so you have to configure BFD parameters in 'multihop'
> block instead of in 'interface' block.
> Or you could add 'direct' option to BGP to configure it as single-hop.

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