One of the routing gears on the path don't like the large community inside those routes maybe ? :) By the way we currently see 2620:6e:a002::/48 at LINX LON1 from Choopa and HE...
> Le 16 nov. 2020 à 04:44, Matt Corallo <na...@as397444.net> a écrit : > > Yea, I did try that on that test prefix but it just stuck around anyway.. I > don't care too much, its just some stale test prefix. > > Sadly, I now see it again with 2620:6e:a002::/48, which, somewhat more > impressively, is now generating a routing loop Ashburn <-> NYC, and has > always been announced from other places has was dropped/re-announced as wel. > > Must just be something with my particular prefixes, oh well. > > Matt > > On 11/15/20 10:40 PM, Olivier Benghozi wrote: >> Probably a ghost route. Such thing happens :( >> https://labs.ripe.net/Members/romain_fontugne/bgp-zombies >> Their (nice) LG shows that it's still advertised from a router of theirs in >> Frankfurt (iBGP next hop ::ffff:2.255.251.224 – so by the way they use 6PE). >> Your best option would probably be to re-advertise the exact same prefix, >> then re-withdraw it, then yell at Telia's NOC if it fails... >> Some years ago we experienced something similar (it was a router of TI >> Sparkle still advertising a prefix of us in Asia to their clients, that they >> were previously receiving from our former transit GTT – we were advertising >> it in Europe...). >>> Le 16 nov. 2020 à 02:58, Matt Corallo <na...@as397444.net> a écrit : >>> >>> Has anyone else experienced issues where Telia won't withdraw (though will >>> happily accept an overriding) prefixes for the past week, at least? >>> >>> eg 2620:6e:a003::/48 was a test prefix and should not now appear in any >>> DFZ, has not been announced for a few days at least, but shows up in >>> Telia's LG and RIPE RIS as transiting Telia. Telia's LG traceroute doesn't >>> of course, go anywhere, traces die immediately after a hop or with a !N. >>> >>> Wouldn't be a problem except that I needed to withdraw another route due to >>> a separate issue which wouldn't budge out of Telia's tables until it was >>> replaced with something else of higher pref. >>> >>> Matt
