IPv6 Address Specific BGP Extended Community

[Vincent Bernat]

On 2024-10-25 15:39, Eric Long wrote:
> Hi all,
> 
> BGP flowspec v6 [1] uses IPv6 address specific extended communities [2] 
> for traffic actions, which seems to have no signs of support in BIRD (at 
> least in BIRD 2). Is this planned to support in the future? Is there a 
> good starting point/example where I can refer to to try to implement it 
> in BIRD, since it seems to need to touch a lot of parts of the source 
> code (parser, data types, protocols, etc.)

Except for redirect, you can use regular extended communities. For 
example, to drop:

bgp_ext_community.add((generic, 0x80060000, 0x00000000));