On Wed, Aug 30, 2023 at 4:04 PM William Herrin <b...@herrin.us> wrote:
> On Wed, Aug 30, 2023 at 4:50 AM Mike Lyon <mike.l...@gmail.com> wrote: > > Ran across this article today and haven't seen posts about it so i > > figured I would share: > > > > https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling > > Can you imagine, as the origin of a route, troubleshooting a > connectivity issue in which Internet BGP routers far from your control > have trouble with attributes attached by their peers and then "did > their best" with your route instead of dropping the session and > essentially demanding intervention by the network operator? > > Dumping the session may seem extreme, but there's a good reason for it. Or do the sensible thing and just drop the announcement and log the problem. This might be a problem in a DFZ environment, but albeit a small one. Or, drop the invalid attribute and treat the announcement as a regular one.
