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Re: kern/52659: can't "ping6 www.kame.net" with the new -8 pullups
The following reply was made to PR kern/52659; it has been noted by GNATS.
From: Ryota Ozaki <ozaki-r%netbsd.org@localhost>
To: Hisashi T Fujinaka <htodd%twofifty.com@localhost>
Cc: "gnats-bugs%NetBSD.org@localhost" <gnats-bugs%netbsd.org@localhost>, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/52659: can't "ping6 www.kame.net" with the new -8 pullups
Date: Mon, 30 Oct 2017 19:07:06 +0900
Hi,
Thank you for the packet dumps. The dumps say that in both cases the exact same
packets (RS/RA) are sent and come. This indicates that the issue is in the Rx
side.
So here is a fix: http://www.netbsd.org/~ozaki-r/fix-inet6-IPSEC.diff
Could you try the patch?
Thanks,
ozaki-r
On Sun, Oct 29, 2017 at 12:34 AM, Hisashi T Fujinaka <htodd%twofifty.com@localhost> wrote:
> On Sat, 28 Oct 2017, Hisashi T Fujinaka wrote:
>
>> Commenting out "options IPSEC" fixed the problem on one machine. Let me
>> make sure it also happens on my other netbsd-8 machine. I'll also get
>> the tcpdump next.
>
>
> Here's the non-working tcpdump:
>
> tcpdump: listening on wm0, link-type EN10MB (Ethernet), capture size 262144
> bytes
> 08:28:05.389324 IP (tos 0x0, ttl 64, id 36500, offset 0, flags [none], proto
> UDP (17), length 235)
> old-macbook.i8u.org.ipp > 192.168.1.255.ipp: [udp sum ok] UDP, length
> 207
> 08:28:05.728246 IP (tos 0x0, ttl 64, id 77, offset 0, flags [none], proto
> UDP (17), length 72)
> mara.i8u.org.65489 > fls.i8u.org.domain: [udp sum ok] 10798+ PTR?
> 255.1.168.192.in-addr.arpa. (44)
> 08:28:05.728738 IP (tos 0x0, ttl 64, id 27517, offset 0, flags [none], proto
> UDP (17), length 127)
> fls.i8u.org.domain > mara.i8u.org.65489: [udp sum ok] 10798 NXDomain* q:
> PTR? 255.1.168.192.in-addr.arpa. 0/1/0 ns: 168.192.IN-ADDR.ARPA. [1d] SOA
> 168.192.IN-ADDR.ARPA. . 0 28800 7200 604800 86400 (99)
> 08:28:05.728800 IP (tos 0x0, ttl 64, id 78, offset 0, flags [none], proto
> UDP (17), length 71)
> mara.i8u.org.65488 > fls.i8u.org.domain: [udp sum ok] 44896+ PTR?
> 23.0.168.192.in-addr.arpa. (43)
> 08:28:05.729301 IP (tos 0x0, ttl 64, id 27518, offset 0, flags [none], proto
> UDP (17), length 137)
> fls.i8u.org.domain > mara.i8u.org.65488: [udp sum ok] 44896* q: PTR?
> 23.0.168.192.in-addr.arpa. 1/1/1 23.0.168.192.in-addr.arpa. [1d] PTR
> old-macbook.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar:
> ns.i8u.org. [1h] A 192.168.0.1 (109)
> 08:28:06.726701 IP (tos 0x0, ttl 64, id 79, offset 0, flags [none], proto
> UDP (17), length 70)
> mara.i8u.org.65487 > fls.i8u.org.domain: [udp sum ok] 60946+ PTR?
> 1.0.168.192.in-addr.arpa. (42)
> 08:28:06.727211 IP (tos 0x0, ttl 64, id 27519, offset 0, flags [none], proto
> UDP (17), length 128)
> fls.i8u.org.domain > mara.i8u.org.65487: [udp sum ok] 60946* q: PTR?
> 1.0.168.192.in-addr.arpa. 1/1/1 1.0.168.192.in-addr.arpa. [1d] PTR
> fls.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar: ns.i8u.org.
> [1h] A 192.168.0.1 (100)
> 08:28:06.728111 IP (tos 0x0, ttl 64, id 80, offset 0, flags [none], proto
> UDP (17), length 71)
> mara.i8u.org.65486 > fls.i8u.org.domain: [udp sum ok] 2032+ PTR?
> 14.0.168.192.in-addr.arpa. (43)
> 08:28:06.728507 IP (tos 0x0, ttl 64, id 27520, offset 0, flags [none], proto
> UDP (17), length 130)
> fls.i8u.org.domain > mara.i8u.org.65486: [udp sum ok] 2032* q: PTR?
> 14.0.168.192.in-addr.arpa. 1/1/1 14.0.168.192.in-addr.arpa. [1d] PTR
> mara.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar:
> ns.i8u.org. [1h] A 192.168.0.1 (102)
> 08:28:07.171556 IP (tos 0x0, ttl 2, id 8330, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.57952 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:07.172349 IP (tos 0x0, ttl 2, id 8331, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.57952 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:07.727180 IP (tos 0x0, ttl 64, id 81, offset 0, flags [none], proto
> UDP (17), length 74)
> mara.i8u.org.65485 > fls.i8u.org.domain: [udp sum ok] 39729+ PTR?
> 250.255.255.239.in-addr.arpa. (46)
> 08:28:07.727681 IP (tos 0x0, ttl 64, id 27521, offset 0, flags [none], proto
> UDP (17), length 131)
> fls.i8u.org.domain > mara.i8u.org.65485: [udp sum ok] 39729 NXDomain q:
> PTR? 250.255.255.239.in-addr.arpa. 0/1/0 ns: 239.in-addr.arpa. [54m40s] SOA
> sns.dns.icann.org. noc.dns.icann.org. 2017102403 7200 3600 604800 3600 (103)
> 08:28:07.727719 IP (tos 0x0, ttl 64, id 82, offset 0, flags [none], proto
> UDP (17), length 71)
> mara.i8u.org.65484 > fls.i8u.org.domain: [udp sum ok] 58228+ PTR?
> 55.0.168.192.in-addr.arpa. (43)
> 08:28:07.728025 IP (tos 0x0, ttl 64, id 27522, offset 0, flags [none], proto
> UDP (17), length 135)
> fls.i8u.org.domain > mara.i8u.org.65484: [udp sum ok] 58228* q: PTR?
> 55.0.168.192.in-addr.arpa. 1/1/1 55.0.168.192.in-addr.arpa. [1d] PTR
> octoprint.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar:
> ns.i8u.org. [1h] A 192.168.0.1 (107)
> 08:28:08.201789 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 16)
> fe80::a236:9fff:fe8f:10aa > ff02::2: [icmp6 sum ok] ICMP6, router
> solicitation, length 16
> source link-address option (1), length 8 (1): a0:36:9f:8f:10:aa
> 0x0000: a036 9f8f 10aa
> 08:28:08.328859 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:08.439633 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:08.727627 IP (tos 0x0, ttl 64, id 83, offset 0, flags [none], proto
> UDP (17), length 118)
> mara.i8u.org.65483 > fls.i8u.org.domain: [udp sum ok] 27332+ PTR?
> 2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> (90)
> 08:28:08.728386 IP (tos 0x0, ttl 64, id 27523, offset 0, flags [none], proto
> UDP (17), length 182)
> fls.i8u.org.domain > mara.i8u.org.65483: [udp sum ok] 27332 NXDomain q:
> PTR?
> 2.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> 0/1/0 ns: ip6.arpa. [55m16s] SOA b.ip6-servers.arpa. nstld.iana.org.
> 2017102404 1800 900 604800 3600 (154)
> 08:28:08.730039 IP (tos 0x0, ttl 64, id 84, offset 0, flags [none], proto
> UDP (17), length 118)
> mara.i8u.org.65482 > fls.i8u.org.domain: [udp sum ok] 76+ PTR?
> 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> (90)
> 08:28:08.730729 IP (tos 0x0, ttl 64, id 27524, offset 0, flags [none], proto
> UDP (17), length 182)
> fls.i8u.org.domain > mara.i8u.org.65482: [udp sum ok] 76 NXDomain q:
> PTR?
> 1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> 0/1/0 ns: ip6.arpa. [55m16s] SOA b.ip6-servers.arpa. nstld.iana.org.
> 2017102404 1800 900 604800 3600 (154)
> 08:28:08.730790 IP (tos 0x0, ttl 64, id 85, offset 0, flags [none], proto
> UDP (17), length 118)
> mara.i8u.org.65481 > fls.i8u.org.domain: [udp sum ok] 38044+ PTR?
> 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.e.1.3.a.0.0.0.4.0.0.3.3.0.6.2.ip6.arpa.
> (90)
> 08:28:08.822285 IP (tos 0x0, ttl 64, id 27526, offset 0, flags [none], proto
> UDP (17), length 118)
> fls.i8u.org.domain > mara.i8u.org.65481: [udp sum ok] 38044 NXDomain q:
> PTR?
> 0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.e.1.3.a.0.0.0.4.0.0.3.3.0.6.2.ip6.arpa.
> 0/0/0 (90)
> 08:28:10.154905 IP (tos 0x0, ttl 64, id 27828, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.50744 > 192.168.1.255.canon-bjnp2: [udp sum ok] UDP,
> length 16
> 08:28:10.155287 IP (tos 0x0, ttl 1, id 49124, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.55917 > all-systems.mcast.net.canon-bjnp2: [udp sum
> ok] UDP, length 16
> 08:28:10.817579 IP (tos 0x0, ttl 64, id 0, offset 0, flags [none], proto UDP
> (17), length 68)
> mara.i8u.org.65480 > fls.i8u.org.domain: [udp sum ok] 40193+ PTR?
> 1.0.0.224.in-addr.arpa. (40)
> 08:28:10.818283 IP (tos 0x0, ttl 64, id 27527, offset 0, flags [none], proto
> UDP (17), length 366)
> fls.i8u.org.domain > mara.i8u.org.65480: [udp sum ok] 40193 q: PTR?
> 1.0.0.224.in-addr.arpa. 1/4/8 1.0.0.224.in-addr.arpa. [7h54m35s] PTR
> all-systems.mcast.net. ns: 224.in-addr.arpa. [23h54m34s] NS
> c.iana-servers.net., 224.in-addr.arpa. [23h54m34s] NS a.iana-servers.net.,
> 224.in-addr.arpa. [23h54m34s] NS b.iana-servers.net., 224.in-addr.arpa.
> [23h54m34s] NS ns.icann.org. ar: b.iana-servers.net. [1d9h10m19s] A
> 199.43.133.53, a.iana-servers.net. [1d9h10m19s] A 199.43.135.53,
> ns.icann.org. [2h59m26s] A 199.4.138.53, c.iana-servers.net. [1d9h10m19s] A
> 199.43.134.53, b.iana-servers.net. [1d9h10m19s] AAAA 2001:500:8d::53,
> a.iana-servers.net. [1d9h10m19s] AAAA 2001:500:8f::53, ns.icann.org.
> [2h59m26s] AAAA 2001:500:89::53, c.iana-servers.net. [1d9h10m19s] AAAA
> 2001:500:8e::53 (338)
> 08:28:12.218179 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 16)
> fe80::a236:9fff:fe8f:10aa > ff02::2: [icmp6 sum ok] ICMP6, router
> solicitation, length 16
> source link-address option (1), length 8 (1): a0:36:9f:8f:10:aa
> 0x0000: a036 9f8f 10aa
> 08:28:12.235350 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:12.607132 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:13.166498 IP (tos 0x0, ttl 64, id 32230, offset 0, flags [none], proto
> UDP (17), length 194)
> htf-mbp.i8u.org.db-lsp-disc > 192.168.1.255.db-lsp-disc: [udp sum ok]
> UDP, length 166
> 08:28:13.166671 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has
> 169.254.255.255 tell htf-mbp.i8u.org, length 46
> 08:28:13.818847 IP (tos 0x0, ttl 64, id 86, offset 0, flags [none], proto
> UDP (17), length 71)
> mara.i8u.org.65479 > fls.i8u.org.domain: [udp sum ok] 45066+ PTR?
> 31.0.168.192.in-addr.arpa. (43)
> 08:28:13.819351 IP (tos 0x0, ttl 64, id 27528, offset 0, flags [none], proto
> UDP (17), length 133)
> fls.i8u.org.domain > mara.i8u.org.65479: [udp sum ok] 45066* q: PTR?
> 31.0.168.192.in-addr.arpa. 1/1/1 31.0.168.192.in-addr.arpa. [1d] PTR
> htf-mbp.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar:
> ns.i8u.org. [1h] A 192.168.0.1 (105)
> 08:28:13.820322 IP (tos 0x0, ttl 64, id 87, offset 0, flags [none], proto
> UDP (17), length 74)
> mara.i8u.org.65478 > fls.i8u.org.domain: [udp sum ok] 50554+ PTR?
> 255.255.254.169.in-addr.arpa. (46)
> 08:28:13.820843 IP (tos 0x0, ttl 64, id 27529, offset 0, flags [none], proto
> UDP (17), length 129)
> fls.i8u.org.domain > mara.i8u.org.65478: [udp sum ok] 50554 NXDomain* q:
> PTR? 255.255.254.169.in-addr.arpa. 0/1/0 ns: 254.169.IN-ADDR.ARPA. [1d] SOA
> 254.169.IN-ADDR.ARPA. . 0 28800 7200 604800 86400 (101)
> 08:28:15.889130 ARP, Ethernet (len 6), IPv4 (len 4), Request who-has
> fls.i8u.org tell ma.i8u.org, length 46
> 08:28:16.229905 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 16)
> fe80::a236:9fff:fe8f:10aa > ff02::2: [icmp6 sum ok] ICMP6, router
> solicitation, length 16
> source link-address option (1), length 8 (1): a0:36:9f:8f:10:aa
> 0x0000: a036 9f8f 10aa
> 08:28:16.403125 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:16.483261 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:16.820142 IP (tos 0x0, ttl 64, id 88, offset 0, flags [none], proto
> UDP (17), length 71)
> mara.i8u.org.65477 > fls.i8u.org.domain: [udp sum ok] 60849+ PTR?
> 12.0.168.192.in-addr.arpa. (43)
> 08:28:16.820646 IP (tos 0x0, ttl 64, id 27530, offset 0, flags [none], proto
> UDP (17), length 128)
> fls.i8u.org.domain > mara.i8u.org.65477: [udp sum ok] 60849* q: PTR?
> 12.0.168.192.in-addr.arpa. 1/1/1 12.0.168.192.in-addr.arpa. [1d] PTR
> ma.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar: ns.i8u.org.
> [1h] A 192.168.0.1 (100)
> 08:28:17.139779 IP (tos 0x0, ttl 1, id 0, offset 0, flags [DF], proto UDP
> (17), length 294)
> storage0.i8u.org.50001 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 266
> 08:28:17.239213 IP (tos 0x0, ttl 64, id 645, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.60778 > 192.168.1.255.canon-bjnp2: [udp sum ok] UDP,
> length 16
> 08:28:17.239571 IP (tos 0x0, ttl 1, id 10413, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.54242 > all-systems.mcast.net.canon-bjnp2: [udp sum
> ok] UDP, length 16
> 08:28:17.820597 IP (tos 0x0, ttl 64, id 89, offset 0, flags [none], proto
> UDP (17), length 72)
> mara.i8u.org.65476 > fls.i8u.org.domain: [udp sum ok] 39206+ PTR?
> 200.0.168.192.in-addr.arpa. (44)
> 08:28:17.821074 IP (tos 0x0, ttl 64, id 27531, offset 0, flags [none], proto
> UDP (17), length 135)
> fls.i8u.org.domain > mara.i8u.org.65476: [udp sum ok] 39206* q: PTR?
> 200.0.168.192.in-addr.arpa. 1/1/1 200.0.168.192.in-addr.arpa. [1d] PTR
> storage0.i8u.org. ns: 0.168.192.in-addr.arpa. [1d] NS ns.i8u.org. ar:
> ns.i8u.org. [1h] A 192.168.0.1 (107)
> 08:28:18.014744 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto UDP
> (17), length 44)
> storage0.i8u.org.slim-devices > 255.255.255.255.slim-devices: [udp sum
> ok] UDP, length 16
> 08:28:18.821012 IP (tos 0x0, ttl 64, id 90, offset 0, flags [none], proto
> UDP (17), length 74)
> mara.i8u.org.65475 > fls.i8u.org.domain: [udp sum ok] 48595+ PTR?
> 255.255.255.255.in-addr.arpa. (46)
> 08:28:18.821643 IP (tos 0x0, ttl 64, id 27532, offset 0, flags [none], proto
> UDP (17), length 137)
> fls.i8u.org.domain > mara.i8u.org.65475: [udp sum ok] 48595* q: PTR?
> 255.255.255.255.in-addr.arpa. 0/1/0 ns: 255.255.255.255.IN-ADDR.ARPA. [1d]
> SOA 255.255.255.255.IN-ADDR.ARPA. . 0 28800 7200 604800 86400 (109)
> 08:28:19.029903 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 326)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 298
> 08:28:19.030035 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 317)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 289
> 08:28:19.030151 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 369)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 341
> 08:28:19.030266 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 381)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 353
> 08:28:19.030382 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 383)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 355
> 08:28:19.030511 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 397)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 369
> 08:28:19.043959 IP (tos 0x0, ttl 2, id 9192, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.38570 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:19.044430 IP (tos 0x0, ttl 2, id 9193, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.38570 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:19.239854 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 326)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 298
> 08:28:19.239982 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 317)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 289
> 08:28:19.240100 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 369)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 341
> 08:28:19.240219 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 381)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 353
> 08:28:19.240333 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 383)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 355
> 08:28:19.240452 IP (tos 0x0, ttl 4, id 0, offset 0, flags [DF], proto UDP
> (17), length 397)
> storage0.i8u.org.beserver-msg-q > 239.255.255.250.ssdp: [udp sum ok]
> UDP, length 369
> 08:28:20.241628 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 16)
> fe80::a236:9fff:fe8f:10aa > ff02::2: [icmp6 sum ok] ICMP6, router
> solicitation, length 16
> source link-address option (1), length 8 (1): a0:36:9f:8f:10:aa
> 0x0000: a036 9f8f 10aa
> 08:28:20.380306 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:20.380549 IP6 (hlim 255, next-header ICMPv6 (58) payload length: 56)
> fe80::201:c0ff:fe09:c062 > ff02::1: [icmp6 sum ok] ICMP6, router
> advertisement, length 56
> hop limit 64, Flags [none], pref medium, router lifetime 1800s,
> reachable time 0s, retrans time 0s
> source link-address option (1), length 8 (1): 00:01:c0:09:c0:62
> 0x0000: 0001 c009 c062
> prefix info option (3), length 32 (4): 2603:3004:a:31e2::/64,
> Flags [onlink, auto], valid time 2592000s, pref. time 604800s
> 0x0000: 40c0 0027 8d00 0009 3a80 0000 0000 2603
> 0x0010: 3004 000a 31e2 0000 0000 0000 0000
> 08:28:24.322510 IP (tos 0x0, ttl 64, id 7595, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.54516 > 192.168.1.255.canon-bjnp2: [udp sum ok] UDP,
> length 16
> 08:28:24.322886 IP (tos 0x0, ttl 1, id 3720, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.52159 > all-systems.mcast.net.canon-bjnp2: [udp sum
> ok] UDP, length 16
> 08:28:27.971285 IP (tos 0x0, ttl 255, id 413, offset 0, flags [none], proto
> UDP (17), length 105)
> htf-mbp.i8u.org.mdns > 224.0.0.251.mdns: [udp sum ok] 0 [1a] PTR (QU)?
> _printopia._tcp.local. _printopia._tcp.local. [40m19s] PTR
> HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:27.971386 IP6 (flowlabel 0xf6b22, hlim 255, next-header UDP (17)
> payload length: 85) fe80::88:949b:8421:8e07.mdns > ff02::fb.mdns: [udp sum
> ok] 0 [1a] PTR (QU)? _printopia._tcp.local. _printopia._tcp.local. [40m19s]
> PTR HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:28.823458 IP (tos 0x0, ttl 64, id 91, offset 0, flags [none], proto
> UDP (17), length 70)
> mara.i8u.org.65474 > fls.i8u.org.domain: [udp sum ok] 30049+ PTR?
> 251.0.0.224.in-addr.arpa. (42)
> 08:28:28.961210 IP (tos 0x0, ttl 64, id 27535, offset 0, flags [none], proto
> UDP (17), length 127)
> fls.i8u.org.domain > mara.i8u.org.65474: [udp sum ok] 30049 NXDomain q:
> PTR? 251.0.0.224.in-addr.arpa. 0/1/0 ns: 224.in-addr.arpa. [1h] SOA
> sns.dns.icann.org. noc.dns.icann.org. 2017102403 7200 3600 604800 3600 (99)
> 08:28:28.961293 IP (tos 0x0, ttl 64, id 92, offset 0, flags [none], proto
> UDP (17), length 118)
> mara.i8u.org.65473 > fls.i8u.org.domain: [udp sum ok] 40070+ PTR?
> b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> (90)
> 08:28:28.973280 IP (tos 0x0, ttl 255, id 47930, offset 0, flags [none],
> proto UDP (17), length 105)
> htf-mbp.i8u.org.mdns > 224.0.0.251.mdns: [udp sum ok] 0 [1a] PTR (QM)?
> _printopia._tcp.local. _printopia._tcp.local. [40m18s] PTR
> HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:28.973331 IP6 (flowlabel 0xf6b22, hlim 255, next-header UDP (17)
> payload length: 85) fe80::88:949b:8421:8e07.mdns > ff02::fb.mdns: [udp sum
> ok] 0 [1a] PTR (QM)? _printopia._tcp.local. _printopia._tcp.local. [40m18s]
> PTR HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:29.271130 IP (tos 0x0, ttl 2, id 9940, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.34621 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:29.271624 IP (tos 0x0, ttl 2, id 9941, offset 0, flags [DF], proto UDP
> (17), length 293)
> octoprint.i8u.org.34621 > 239.255.255.250.ssdp: [udp sum ok] UDP, length
> 265
> 08:28:29.922263 IP (tos 0x0, ttl 64, id 27538, offset 0, flags [none], proto
> UDP (17), length 182)
> fls.i8u.org.domain > mara.i8u.org.65473: [udp sum ok] 40070 NXDomain q:
> PTR?
> b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
> 0/1/0 ns: ip6.arpa. [1h] SOA b.ip6-servers.arpa. nstld.iana.org. 2017102404
> 1800 900 604800 3600 (154)
> 08:28:31.406862 IP (tos 0x0, ttl 64, id 61668, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.55998 > 192.168.1.255.canon-bjnp2: [udp sum ok] UDP,
> length 16
> 08:28:31.407232 IP (tos 0x0, ttl 1, id 34293, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.55668 > all-systems.mcast.net.canon-bjnp2: [udp sum
> ok] UDP, length 16
> 08:28:31.985784 IP (tos 0x0, ttl 255, id 35620, offset 0, flags [none],
> proto UDP (17), length 105)
> htf-mbp.i8u.org.mdns > 224.0.0.251.mdns: [udp sum ok] 0 [1a] PTR (QM)?
> _printopia._tcp.local. _printopia._tcp.local. [40m15s] PTR
> HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:31.985844 IP6 (flowlabel 0xf6b22, hlim 255, next-header UDP (17)
> payload length: 85) fe80::88:949b:8421:8e07.mdns > ff02::fb.mdns: [udp sum
> ok] 0 [1a] PTR (QM)? _printopia._tcp.local. _printopia._tcp.local. [40m15s]
> PTR HisashiM-bM-^@M-^Ys MacBook Pro._printopia._tcp.local. (77)
> 08:28:36.425925 IP (tos 0x0, ttl 64, id 36832, offset 0, flags [none], proto
> UDP (17), length 235)
> old-macbook.i8u.org.ipp > 192.168.1.255.ipp: [udp sum ok] UDP, length
> 207
> 08:28:38.491194 IP (tos 0x0, ttl 64, id 63947, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.51218 > 192.168.1.255.canon-bjnp2: [udp sum ok] UDP,
> length 16
> 08:28:38.491523 IP (tos 0x0, ttl 1, id 58098, offset 0, flags [none], proto
> UDP (17), length 44)
> old-macbook.i8u.org.58557 > all-systems.mcast.net.canon-bjnp2: [udp sum
> ok] UDP, length 16
> 08:28:38.529447 IP (tos 0xb8, ttl 64, id 93, offset 0, flags [none], proto
> UDP (17), length 76)
> mara.i8u.org.ntp > alta.fancube.com.ntp: [udp sum ok] NTPv4, length 48
> Client, Leap indicator: clock unsynchronized (192), Stratum 0
> (unspecified), poll 6 (64s), precision -20
> Root Delay: 0.000000, Root dispersion: 0.001968, Reference-ID:
> (unspec)
> Reference Timestamp: 0.000000000
> Originator Timestamp: 3718193253.618184987 (2017/10/28 08:27:33)
> Receive Timestamp: 3718193253.694210849 (2017/10/28 08:27:33)
> Transmit Timestamp: 3718193318.529435597 (2017/10/28 08:28:38)
> Originator - Receive Timestamp: +0.076025862
> Originator - Transmit Timestamp: +64.911250609
> 08:28:38.692749 IP (tos 0x20, ttl 55, id 62208, offset 0, flags [DF], proto
> UDP (17), length 76)
> alta.fancube.com.ntp > mara.i8u.org.ntp: [udp sum ok] NTPv4, length 48
> Server, Leap indicator: (0), Stratum 2 (secondary reference), poll
> 6 (64s), precision -21
> Root Delay: 0.008941, Root dispersion: 0.035964, Reference-ID:
> ntp1.nl.uu.net
> Reference Timestamp: 3718192424.266451568 (2017/10/28 08:13:44)
> Originator Timestamp: 3718193318.529435597 (2017/10/28 08:28:38)
> Receive Timestamp: 3718193318.613258636 (2017/10/28 08:28:38)
> Transmit Timestamp: 3718193318.613310449 (2017/10/28 08:28:38)
> Originator - Receive Timestamp: +0.083823038
> Originator - Transmit Timestamp: +0.083874851
>
> 89 packets captured
> 99 packets received by filter
>
> 0 packets dropped by kernel
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