[powo01]

bei mir gibt es natürlich z.Zeit nur DHCP Renews

tcpdump -vv -i fibre udp and \( port 547 or 546 \)
tcpdump: listening on fibre, link-type EN10MB (Ethernet), capture size 262144 bytes
12:08:59.722143 IP6 (hlim 1, next-header UDP (17) payload length: 182) fe80::21e:6ff:fece:45c3.546 > ff02::1:2.547: [udp sum ok] dhcp6 renew (xid=d1dfe5 (elapsed-time 0) (option-request SIP-servers-domain SIP-servers-address DNS-server DNS-search-list SNTP-servers NTP-server AFTR-Name opt_67 opt_82 opt_83 opt_94 opt_95 opt_96 server-unicast) (client-ID hwaddr type 1 xxxxx) (server-ID hwaddr/time type 1 time 496780228 005056b97db1) (Client-FQDN) (IA_NA IAID:1 T1:0 T2:0 (IA_ADDR 2a00:6020:1000:3::xxxx:xxxx:xxxx pltime:0 vltime:0)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix 2a00:6020:xxxx:xx00::/56 pltime:0 vltime:0)))
12:08:59.735717 IP6 (class 0xe0, hlim 30, next-header UDP (17) payload length: 169) fe80::ff:fe00:12.547 > fe80::21e:6ff:fece:45c3.546: [udp sum ok] dhcp6 reply (xid=d1dfe5 (IA_NA IAID:1 T1:0 T2:0 (IA_ADDR 2a00:6020:1000:3::xxxx:xxxx:xxxx pltime:2250 vltime:3600)) (IA_PD IAID:1 T1:0 T2:0 (IA_PD-prefix 2a00:6020:xxxx:xx00::/56 pltime:2250 vltime:3600)) (client-ID hwaddr type 1 xxxxx) (server-ID hwaddr/time type 1 time 496780228 005056b97db1) (DNS-server dnscache001.dg-w.de dnscache001.dg-w.de))