On Fri, Feb 23, 2018 at 01:12:41PM CET, Reco <recovery...@gmail.com> said: > Hi. > > On Fri, Feb 23, 2018 at 12:22:26PM +0100, Roger Price wrote: > > On Thu, 22 Feb 2018, Reco wrote: > > > > > > On the EeePC Ctl-Alt-F3 /dev/tty3: > > > > ~ # ip address > > > > 3: enp0s4: <BROADCAST,MULTICAST,UP,LOWER_UP> ... > > > > ... > > > > inet 10.218.0.100 scope global enp0s4 > > > > inet6 fe80::22cf:30ff:fe10:43fd/64 scope link > > > > > > > > The "fe" at the beginning of the IPv6 address says that this is not > > > > capable > > > > of working with the public IPv6 network. > > > > > > There's one crucial detail that's missing here. I agree that fe80 > > > designates link-local IPv6 (they don't put "scope link" there for > > > nothing), but what about routing? > > > I.e. I'm curious about the output of "ip -6 ro l". > > > > rprice@kananga:~$ ip -6 ro l > > fe80::/64 dev wlan0 proto kernel metric 256 pref medium > > Now *that* actually means it should be impossible for this host to > connect to 2001:41d0:202:100:213:32:5:7.
No. In SLAAC the router often sends its linklocal address as gateway. The IP address of the gateway has only one use : to get it's mac address (same in IPv4 or IPv6), thus link local is OK. -- Erwan
