Re: nsna_ping EADDRNOTAVAIL
Because currently I see no LL adresses on enslaved devices and I see
https://github.com/torvalds/linux/commit/744fdc8233f6aa9582ce08a51ca06e59...
Ideally I believe random address configuration should be allowed on enslaved devices
(addr_gen_mode 2 or 3) but currently it is totally disabled in addrconf logic as seen at
that commit.