Review my BGP configuration

Hans van Kranenburg hans.van.kranenburg at mendix.com
Mon Mar 4 19:56:54 CET 2013


On 03/04/2013 07:09 PM, Hans van Kranenburg wrote:
> On 03/04/2013 06:19 PM, Andre Nathan wrote:
>>
>> # Prefixes to be exported to BGP
>> procol static mynetworks {
>>    route a.b.c.0/24;
>>    route a.b.c.1/24;
>> }
>>
>> # Route to the BGP peer
>> protocol static bgp_peer_route {
>>    route w.z.y.x/32 via w.z.y.1;
>> }
>>
>> protocol kernel {
>>    scan time 20;
>>    export where proto = "bgp_peer_route";
>> }
>>
>> This should work, right?
> 
> Yes, it's almost the opposite way of doing the same: What do you want to
> happen when x.y.z.w loses its connection to the outside world? (i.e. bgp
> to w.z.y.x goes down) You might have learned an alternative route to the
> outside world from your iBGP peer, but you're not making it active in
> the os kernel now.

Oh, I was reading a bit too quick. When you only export proto =
"bgp_peer_route", you're not doing anything with any route that bird
learns from your bgp peers, is that what you want?

-- 
Hans van Kranenburg - System / Network Engineer
T +31 (0)10 2760434 | hans.van.kranenburg at mendix.com | www.mendix.com



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