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21.09.2019 13:03:19
Schau dir mal an, was dein Router so an IPv6 Announcements sendet, kommen da evtl. störende RAs rein?
Ich habe das auf der Test-VM jetzt mal 2 Stunden beobachtet. Für mich sieht das wie völlig normales Multicast aus, und in jeder Hinsicht unspektakulär. Alle Pakete kommen vom DSL-Router, keine Auffälligkeiten.
Code: Alles auswählen
# tcpdump -n -i enp1s0 icmp6 and ip6[40] == 134
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on enp1s0, link-type EN10MB (Ethernet), capture size 262144 bytes
15:15:00.544777 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:19:22.688890 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:23:44.833953 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:28:06.978266 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:36:51.979695 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:44:33.980813 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:53:17.980839 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
15:53:20.841046 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:03:11.691022 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:11:26.692409 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:17:00.262630 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:17:01.101003 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:20:32.705277 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:22:43.777963 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:24:54.849839 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:31:28.066128 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:41:08.067035 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:50:08.067851 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
16:53:21.842429 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:00:25.904488 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:09:02.905416 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:18:19.906174 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:19:31.648787 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:26:04.865614 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:30:27.009970 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
17:32:38.082054 IP6 fe80::f337:5edd:fe11:289 > ff02::1: ICMP6, router advertisement, length 112
^C
27 packets captured
27 packets received by filter
0 packets dropped by kernel