Route Server Filters at IXPs and 4-byte ASNs

Jeffrey Haas jhaas at pfrc.org
Wed Feb 5 03:53:40 UTC 2014


Sent from my iPad

> On Jan 25, 2014, at 1:37 PM, Nick Hilliard <nick at foobar.org> wrote:
> 
>> On 25/01/2014 15:48, Sebastian Spies wrote:
>> To make things worse: even if the IXPs ASN is 2-byte, I would assume,
>> that RS implementors chose to interpret extended community strings as
>> always being in the format 4-byte:2-byte (see RFC5668).
> 
> some ixp operators (e.g. me) are rather enthusiastic about the idea of a
> modified form of draft-raszuk-wide-bgp-communities getting more traction.
> This would solve this particular problem and many others.
> 

Wide communities is the wrong tool here. You want this:
http://tools.ietf.org/html/draft-ietf-idr-as4octet-extcomm-generic-subtype-06

-- Jeff 

> Nick
> 



More information about the NANOG mailing list