# tcpdump -vvvv -ttt -i enxc84bf6de65b5 icmp6 and 'ip6[40] = 134'
tcpdump: listening on enxc84bf6de65b5, link-type EN10MB (Ethernet), snapshot length 262144 bytes
00:00:00.000000 IP6 (flowlabel 0xa2b88, hlim 255, next-header ICMPv6 (58) payload length: 96) fe80::da58:d7ff:fe00:ccba > ip6-allnodes: [icmp6 sum ok] ICMP6, router advertisement, length 96
hop limit 64, Flags [managed, other stateful], pref medium, router lifetime 1800s, reachable time 0ms, retrans timer 0ms
source link-address option (1), length 8 (1): da:58:d7:00:cc:ba
0x0000: da58 d700 ccba
mtu option (5), length 8 (1): 9000
0x0000: 0000 0000 2328
prefix info option (3), length 32 (4): 2001:470:XXXX::/64, Flags [onlink, auto], valid time infinity, pref. time infinity
0x0000: 40c0 ffff ffff ffff ffff 0000 0000 2001
0x0010: 0470 XXXX 0000 0000 0000 0000 0000
rdnss option (25), length 24 (3): lifetime 1800s, addr: _gateway
0x0000: 0000 0000 0708 2001 0470 XXXX 0000 0000
0x0010: 0000 0000 0001
advertisement interval option (7), length 8 (1): 600000ms
0x0000: 0000 0009 27c0
Egyelőre ezt kapom.