2002::/16 is still valid - not a bogon as long as there is an IPv4 Internet. Add the IPv4 bogons, though (2002:7f00:0000::/48 through 2002:7f.ff:ff.ff::/48, & others)
On July 9, 2018 3:06:00 PM PDT, "Fabien VINCENT (NaNOG)" <list-na...@beufa.net> wrote: >Le 2018-07-09 18:10, valdis.kletni...@vt.edu a écrit : > >> On Mon, 09 Jul 2018 15:21:31 +0200, "Fabien VINCENT (NaNOG)" said: >> >>> I think it's still used a bit ? I see today announcements over the >>> following OriginAS over more than 2000 peers. >>> >>> as1103 SURFnet bv >>> as1835 Forskningsnettet - Danish network for Research and >Education >>> as2847 Kauno technologijos universitetas >>> as6939 HURRICANE >>> as16150 Availo Networks AB >>> as25192 CZ.NIC, z.s.p.o. >>> as28908 A3 Sverige AB >> >> Announced and used are two different things.. :) >> >> sudo tcpdump -ni any 'net 2002::/16' tcpdump: verbose output >> suppressed, use -v or -vv for full protocol decode >> listening on any, link-type LINUX_SLL (Linux cooked), capture size >> 262144 bytes >> 15:10:59.588097 IP6 2002:6bab:c6c6:0:e561:b9f7:b221:a73.51413 > >> 2001:470:1f12:dead::beef.51413: UDP, length 94 >> 15:10:59.588233 IP6 2001:470:1f12:dead::beef.51413 > >> 2002:6bab:c6c6:0:e561:b9f7:b221:a73.51413: UDP, length 365 > >I'm pretty sure that 2002: address is (a) *your* end of the tunnel and > >(b) >only visible inside your network and *inside* the HE tunnel to the >other >end. >In other words, it shouldn't be seen out on the public net if it's >transiting >an HE tunnel. I bet if you changed that '-i any' to '-i wlan' (for >whatever >your router calls the outbound-facing interface) you won't see traffic >on 2002: > > >You're right, it does need to be public to work ;) So my question is >why >it is still and it was announced on DFZ ? > >Regards, > >-- >FABIEN VINCENT >_@beufanet_ -- Sent from my Android device with K-9 Mail. Please excuse my brevity.
