<div dir="ltr"><div dir="ltr"><br></div>
On Wed, May 18, 2022 at 10:14, Geert Stappers via Dnsmasq-discuss <<a href="mailto:dnsmasq-discuss@lists.thekelleys.org.uk">dnsmasq-discuss@lists.thekelleys.org.uk</a>> wrote:
<div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Tue, May 17, 2022 at 11:16:28AM +0200, Kamil via Dnsmasq-discuss wrote:<br>
> On Mon, May 16, 2022 at 04:56:25PM +0100, Simon Kelley wrote:<br>
> > On 15/05/2022 15:40, Kamil via Dnsmasq-discuss wrote:<br>
> > > On Sun, May 15, 2022 at 07:21:47AM +0200, Geert Stappers via Dnsmasq-discuss wrote:<br>
> > > > What proof is available of<br>
> > > > the RTMU86 sending DHCP packages<br>
> > > > when pluging the ethercable back in?<br>
<br>
> > > 16:17:31.125779 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:XX:XX:XX:XX:1c (oui Unknown), length 300<br>
<br>
> > > PS. I've read in FAQ about 255.255.255.255 broadcast and invalid<br>
> > > firewall rules, but I don't have any firewall rules and I'm not changing<br>
> > > network config files when switching to isc-dhcp-server (which I use as a<br>
> > > benchmark)<br>
> > ><br>
> ><br>
> > ISC dhcpd bypasses the firewall rules to receive that sort of broadcast<br>
> > packet and dnsmasq doesn't, so the fact that it works with ISC and not<br>
> > with dnsmasq is a strong hint that a firewall rule dropping destination<br>
> > 255.255.255.255 and/or source 0.0.0.0 may well be the problem.<br>
> ><br>
> > What does the output of<br>
> ><br>
> > iptables -L<br>
> ><br>
> > look like?<br>
> ><br>
> # iptables -L<br>
> Chain INPUT (policy ACCEPT)<br>
> target prot opt source destination<br>
><br>
> Chain FORWARD (policy ACCEPT)<br>
> target prot opt source destination<br>
><br>
> Chain OUTPUT (policy ACCEPT)<br>
> target prot opt source destination<br>
<br>
Acknowledge on those firewall (empty) rules.<br></blockquote><div><br></div><div>
Dear Geert,
</div><div><br></div><div>Is there something I should change?<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
<br>
It is still an interesting problem. (Dnsmasq not doing it's DHCP server<br>
task, on same hardware another DHCP server works for an unknown reason.)<br>
<br>
<br>
I suggest that original poster, the main stakeholder of this challenge,<br>
takes a deeper dive into it. Tooling for that is a network sniffer.<br>
Sniff close to the RTMU86. </blockquote><div>
<div><br></div><div><br></div><div>I've used both tcpdump on ETH0 and syslog monitoring simultaneously.</div><div>1) I've started tail on syslog</div><div>2) I've started tcpdump</div><div>3) Network cables were disconnected</div><div>4) I connected Device X (38:XX:XX:XX:XX:c3) - it worked<br></div><div>5) I disconnected Device X <br></div><div>
<div>6) I connected RTMU86 (fa:zz:zz:zz:zz:1c) - it doesn't work<br></div><div>7) I disconnected
RTMU86
</div>
</div><div>
<div>8) I connected Device X
(38:XX:XX:XX:XX:c3) - it worked again<br></div><div>9) I disconnected Device X <br></div><div>I did it not stopping tcpdump nor syslog</div><div>In both cases link is down and then up - so environment is the same</div></div>
</div><div><br></div><div>TcpDump:</div><div><br></div><div>> tcpdump -i eth0<br>> tcpdump: verbose output suppressed, use -v[v]... for full protocol decode<br>> listening on eth0, link-type EN10MB (Ethernet), snapshot length 262144 bytes<br>> <br>> [All devices unplugged. Plugging Device X]<br>> <br>> 14:33:57.099281 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:33:57.103513 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:33:57.359205 IP6 :: > ff02::1:fffb:fe9: ICMP6, neighbor solicitation, who has fe80::yyyy:yyyy:yyyy:fe9, length 32<br>> 14:33:57.416642 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:33:57.583168 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:33:58.239569 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:33:58.383377 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:33:58.384063 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:33:58.399146 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:33:58.447163 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:33:58.991165 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:33:59.178829 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:33:59.826596 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:34:00.046083 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:34:01.350087 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:34:02.048894 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:34:02.059238 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:34:02.268519 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:34:02.384863 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:34:02.519190 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:34:02.769825 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:34:02.927120 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:34:02.970413 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:34:04.051663 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:34:04.139709 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:34:05.326872 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:34:05.327533 ARP, Request who-has 192.168.6.18 tell 192.168.6.1, length 28<br>> 14:34:06.309234 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:34:06.351081 ARP, Request who-has 192.168.6.18 tell 192.168.6.1, length 28<br>> 14:34:06.386252 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:34:07.375087 ARP, Request who-has 192.168.6.18 tell 192.168.6.1, length 28<br>> 14:34:08.657634 IP 192.168.6.1.bootps > 192.168.6.18.bootpc: BOOTP/DHCP, Reply, length 300<br>> 14:34:08.658928 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:34:08.671699 IP 192.168.6.1.bootps > 192.168.6.18.bootpc: BOOTP/DHCP, Reply, length 300<br>> 14:34:10.388609 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:34:13.807084 ARP, Request who-has 192.168.6.18 tell 192.168.6.1, length 28<br>> 14:34:13.807251 ARP, Reply 192.168.6.18 is-at 38:XX:XX:XX:XX:c3 (oui Unknown), length 46<br>> <br>> [Unplugging Device X]<br>> [Unplugged]<br>> [Plugging RTMU86]<br>> <br>> 14:35:03.643162 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 2 group record(s), length 48<br>> 14:35:03.645798 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:03.655144 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:04.015180 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:04.271173 IP6 :: > ff02::1:fffb:fe9: ICMP6, neighbor solicitation, who has fe80::yyyy:yyyy:yyyy:fe9, length 32<br>> 14:35:05.295369 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:05.296076 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:05.307154 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:05.504642 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:05.623137 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:35:05.647147 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:05.890503 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:zz:zz:zz:zz:1c (oui Unknown), length 300<br>> 14:35:06.031168 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:06.847151 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:07.737230 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:35:08.850352 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:08.859140 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:09.013909 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:09.264473 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:09.297079 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:09.515142 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:09.715692 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:09.871111 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:10.829028 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:10.852785 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:12.943468 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:13.298523 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:17.302808 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:27.195194 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 2 group record(s), length 48<br>> 14:35:27.210145 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:zz:zz:zz:zz:1c (oui Unknown), length 300<br>> 14:35:27.211294 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:27.219555 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:28.079181 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:28.175162 IP6 :: > ff02::1:fffb:fe9: ICMP6, neighbor solicitation, who has fe80::yyyy:yyyy:yyyy:fe9, length 32<br>> 14:35:28.438677 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:29.199385 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:29.200272 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:29.211126 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:29.323152 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:30.050391 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:30.063167 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:30.290060 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:zz:zz:zz:zz:1c (oui Unknown), length 300<br>> 14:35:30.963120 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:35:32.053567 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:32.063167 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:32.107417 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:32.358055 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:32.608654 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:32.809218 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:32.815101 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:33.202000 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:33.812464 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:34.055021 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:35.816764 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:37.203589 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:41.207862 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:50.747186 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 2 group record(s), length 48<br>> 14:35:50.759199 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:50.775511 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:51.151186 IP6 :: > ff02::1:fffb:fe9: ICMP6, neighbor solicitation, who has fe80::yyyy:yyyy:yyyy:fe9, length 32<br>> 14:35:51.183154 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:35:51.199726 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:zz:zz:zz:zz:1c (oui Unknown), length 300<br>> 14:35:52.072669 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:52.175406 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:52.176137 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:52.187125 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:52.623158 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:35:52.879165 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:35:52.965839 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:35:53.697973 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:35:54.269634 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from fa:zz:zz:zz:zz:1c (oui Unknown), length 300<br>> 14:35:55.199214 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> <br>> 14:35:55.701111 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:55.711159 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:55.984154 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:56.177154 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:35:56.234950 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:56.367114 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:35:56.485839 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:35:56.686413 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:35:57.702830 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:35:57.918851 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:36:00.152500 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:36:00.178581 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:36:04.182807 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> <br>> [Unplugging RTMU86]<br>> [Unplugged RTMU86]<br>> [Plugging Device X]<br>> <br>> 14:36:43.995177 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 2 group record(s), length 48<br>> 14:36:44.007222 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:36:44.011506 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:36:44.103150 IP6 :: > ff02::1:fffb:fe9: ICMP6, neighbor solicitation, who has fe80::yyyy:yyyy:yyyy:fe9, length 32<br>> 14:36:44.425806 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:36:44.783164 IP6 :: > ff02::16: HBH ICMP6, multicast listener report v2, 4 group record(s), length 88<br>> 14:36:45.135362 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:36:45.136052 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:36:45.147156 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:36:45.335142 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 1 group record(s), length 28<br>> 14:36:45.423128 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ff02::16: HBH ICMP6, multicast listener report v2, 5 group record(s), length 108<br>> 14:36:45.590831 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:36:46.180952 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:36:46.761146 ARP, Request who-has 192.168.6.1 tell 0.0.0.0, length 28<br>> 14:36:46.835667 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:36:48.397216 IP6 fe80::yyyy:yyyy:yyyy:fe9.mdns > ff02::fb.mdns: 0*- [0q] 2/0/0 (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (139)<br>> 14:36:48.764332 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:36:48.775151 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:36:49.030205 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:36:49.103117 IP 192.168.6.1 > <a href="http://igmp.mcast.net">igmp.mcast.net</a>: igmp v3 report, 1 group record(s)<br>> 14:36:49.136985 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:36:49.280900 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:36:49.531500 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0 [3q] [4n] ANY (QM)? 9.e.f.0.b.f.b.1.b.a.d.a.b.b.1.1.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa. ANY (QM)? myhost.local. ANY (QM)? 1.6.168.192.in-addr.arpa. (208)<br>> 14:36:49.732044 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:36:50.335858 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:36:50.336723 IP 192.168.6.1.bootps > 192.168.6.18.bootpc: BOOTP/DHCP, Reply, length 300<br>> 14:36:50.337948 IP 0.0.0.0.bootpc > 255.255.255.255.bootps: BOOTP/DHCP, Request from 38:XX:XX:XX:XX:c3 (oui Unknown), length 548<br>> 14:36:50.352530 IP 192.168.6.1.bootps > 192.168.6.18.bootpc: BOOTP/DHCP, Reply, length 300<br>> 14:36:50.765238 ARP, Request who-has 192.168.6.1 tell 192.168.6.1, length 28<br>> 14:36:50.947615 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:36:53.137588 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> 14:36:53.164168 IP 192.168.6.1.mdns > 224.0.0.251.mdns: 0*- [0q] 4/0/0 (Cache flush) PTR myhost.local., (Cache flush) A 192.168.6.1, (Cache flush) PTR myhost.local., (Cache flush) AAAA fe80::yyyy:yyyy:yyyy:fe9 (190)<br>> 14:36:55.599087 ARP, Request who-has 192.168.6.18 tell 192.168.6.1, length 28<br>> 14:36:55.599251 ARP, Reply 192.168.6.18 is-at 38:XX:XX:XX:XX:c3 (oui Unknown), length 46<br>> 14:36:57.139565 IP6 fe80::yyyy:yyyy:yyyy:fe9 > ip6-allrouters: ICMP6, router solicitation, length 16<br>> <br>> [Done]</div><div><br></div><div>Syslog:</div><div>> # tail -f /var/log/syslog<br>> May 23 14:33:18 myhost kernel: [ 128.229430] device eth0 entered promiscuous mode<br>> <br>> [All devices unplugged. Plugging Device X]<br>> <br>> May 23 14:33:57 myhost dhcpcd[766]: eth0: carrier acquired<br>> May 23 14:33:57 myhost kernel: [ 167.039829] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off<br>> May 23 14:33:57 myhost kernel: [ 167.039907] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready<br>> May 23 14:33:57 myhost dhcpcd[766]: eth0: IAID 01:79:77:90<br>> May 23 14:33:57 myhost dhcpcd[766]: eth0: adding address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:33:57 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:33:57 myhost dhcpcd[766]: eth0: probing address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:33:57 myhost avahi-daemon[391]: New relevant interface eth0.IPv6 for mDNS.<br>> May 23 14:33:57 myhost avahi-daemon[391]: Registering new address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.*.<br>> May 23 14:33:57 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:33:58 myhost dhcpcd[766]: eth0: soliciting an IPv6 router<br>> May 23 14:33:59 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:34:02 myhost dhcpcd[766]: eth0: using static address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:34:02 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:34:02 myhost avahi-daemon[391]: New relevant interface eth0.IPv4 for mDNS.<br>> May 23 14:34:02 myhost avahi-daemon[391]: Registering new address record for 192.168.6.1 on eth0.IPv4.<br>> May 23 14:34:02 myhost dhcpcd[766]: eth0: adding route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:34:08 myhost dnsmasq-dhcp[557]: DHCPDISCOVER(eth0) 38:XX:XX:XX:XX:c3<br>> May 23 14:34:08 myhost dnsmasq-dhcp[557]: DHCPOFFER(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3<br>> May 23 14:34:08 myhost dnsmasq-dhcp[557]: DHCPREQUEST(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3<br>> May 23 14:34:08 myhost dnsmasq-dhcp[557]: DHCPACK(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3 25250484<br>> May 23 14:34:10 myhost dhcpcd[766]: eth0: no IPv6 Routers available<br>> <br>> [Unplugging Device X]<br>> <br>> May 23 14:34:40 myhost dhcpcd[766]: eth0: carrier lost<br>> May 23 14:34:40 myhost kernel: [ 210.047829] bcmgenet fd580000.ethernet eth0: Link is Down<br>> May 23 14:34:40 myhost dhcpcd[766]: eth0: deleting address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:34:40 myhost avahi-daemon[391]: Withdrawing address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.<br>> May 23 14:34:40 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:34:40 myhost avahi-daemon[391]: Interface eth0.IPv6 no longer relevant for mDNS.<br>> May 23 14:34:40 myhost avahi-daemon[391]: Withdrawing address record for 192.168.6.1 on eth0.<br>> May 23 14:34:40 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:34:40 myhost avahi-daemon[391]: Interface eth0.IPv4 no longer relevant for mDNS.<br>> May 23 14:34:40 myhost dhcpcd[766]: eth0: deleting route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> <br>> [Unplugged]<br>> [Plugging RTMU86]</div><div>></div><div>> May 23 14:35:03 myhost kernel: [ 233.599964] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off<br>> May 23 14:35:03 myhost dhcpcd[766]: eth0: carrier acquired<br>> May 23 14:35:03 myhost dhcpcd[766]: eth0: IAID 01:79:77:90<br>> May 23 14:35:03 myhost dhcpcd[766]: eth0: adding address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:35:03 myhost dhcpcd[766]: eth0: probing address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:03 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:35:03 myhost avahi-daemon[391]: New relevant interface eth0.IPv6 for mDNS.<br>> May 23 14:35:03 myhost avahi-daemon[391]: Registering new address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.*.<br>> May 23 14:35:03 myhost dhcpcd[766]: eth0: soliciting an IPv6 router<br>> May 23 14:35:05 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:35:08 myhost dhcpcd[766]: eth0: using static address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:08 myhost dhcpcd[766]: eth0: adding route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:35:08 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:35:08 myhost avahi-daemon[391]: New relevant interface eth0.IPv4 for mDNS.<br>> May 23 14:35:08 myhost avahi-daemon[391]: Registering new address record for 192.168.6.1 on eth0.IPv4.<br>> May 23 14:35:17 myhost dhcpcd[766]: eth0: no IPv6 Routers available<br>> May 23 14:35:24 myhost dhcpcd[766]: eth0: carrier lost<br>> May 23 14:35:24 myhost kernel: [ 254.079892] bcmgenet fd580000.ethernet eth0: Link is Down<br>> May 23 14:35:24 myhost dhcpcd[766]: eth0: deleting address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:35:24 myhost avahi-daemon[391]: Withdrawing address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.<br>> May 23 14:35:24 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:35:24 myhost avahi-daemon[391]: Interface eth0.IPv6 no longer relevant for mDNS.<br>> May 23 14:35:24 myhost avahi-daemon[391]: Withdrawing address record for 192.168.6.1 on eth0.<br>> May 23 14:35:24 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:35:24 myhost avahi-daemon[391]: Interface eth0.IPv4 no longer relevant for mDNS.<br>> May 23 14:35:24 myhost dhcpcd[766]: eth0: deleting route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:35:27 myhost dhcpcd[766]: eth0: carrier acquired<br>> May 23 14:35:27 myhost kernel: [ 257.151994] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off<br>> May 23 14:35:27 myhost dhcpcd[766]: eth0: IAID 01:79:77:90<br>> May 23 14:35:27 myhost dhcpcd[766]: eth0: adding address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:35:27 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:35:27 myhost avahi-daemon[391]: New relevant interface eth0.IPv6 for mDNS.<br>> May 23 14:35:27 myhost avahi-daemon[391]: Registering new address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.*.<br>> May 23 14:35:27 myhost dhcpcd[766]: eth0: probing address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:27 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:35:27 myhost dhcpcd[766]: eth0: soliciting an IPv6 router<br>> May 23 14:35:30 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:35:32 myhost dhcpcd[766]: eth0: using static address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:32 myhost dhcpcd[766]: eth0: adding route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:35:32 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:35:32 myhost avahi-daemon[391]: New relevant interface eth0.IPv4 for mDNS.<br>> May 23 14:35:32 myhost avahi-daemon[391]: Registering new address record for 192.168.6.1 on eth0.IPv4.<br>> May 23 14:35:41 myhost dhcpcd[766]: eth0: no IPv6 Routers available<br>> May 23 14:35:47 myhost dhcpcd[766]: eth0: carrier lost<br>> May 23 14:35:47 myhost kernel: [ 277.631928] bcmgenet fd580000.ethernet eth0: Link is Down<br>> May 23 14:35:47 myhost dhcpcd[766]: eth0: deleting address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:35:47 myhost avahi-daemon[391]: Withdrawing address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.<br>> May 23 14:35:47 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:35:47 myhost avahi-daemon[391]: Interface eth0.IPv6 no longer relevant for mDNS.<br>> May 23 14:35:47 myhost avahi-daemon[391]: Withdrawing address record for 192.168.6.1 on eth0.<br>> May 23 14:35:47 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:35:47 myhost avahi-daemon[391]: Interface eth0.IPv4 no longer relevant for mDNS.<br>> May 23 14:35:47 myhost dhcpcd[766]: eth0: deleting route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:35:50 myhost dhcpcd[766]: eth0: carrier acquired<br>> May 23 14:35:50 myhost kernel: [ 280.704061] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off<br>> May 23 14:35:50 myhost dhcpcd[766]: eth0: IAID 01:79:77:90<br>> May 23 14:35:50 myhost dhcpcd[766]: eth0: adding address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:35:50 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:35:50 myhost dhcpcd[766]: eth0: probing address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:50 myhost avahi-daemon[391]: New relevant interface eth0.IPv6 for mDNS.<br>> May 23 14:35:50 myhost avahi-daemon[391]: Registering new address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.*.<br>> May 23 14:35:51 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:35:51 myhost dhcpcd[766]: eth0: soliciting an IPv6 router<br>> May 23 14:35:54 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:35:55 myhost dhcpcd[766]: eth0: using static address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:35:55 myhost dhcpcd[766]: eth0: adding route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:35:55 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:35:55 myhost avahi-daemon[391]: New relevant interface eth0.IPv4 for mDNS.<br>> May 23 14:35:55 myhost avahi-daemon[391]: Registering new address record for 192.168.6.1 on eth0.IPv4.<br>> May 23 14:36:04 myhost dhcpcd[766]: eth0: no IPv6 Routers available<br>> May 23 14:36:08 myhost dhcpcd[766]: eth0: carrier lost<br>> <br>> [Unplugging RTMU86]<br>> <br>> May 23 14:36:08 myhost kernel: [ 298.111946] bcmgenet fd580000.ethernet eth0: Link is Down<br>> May 23 14:36:08 myhost dhcpcd[766]: eth0: deleting address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:36:08 myhost avahi-daemon[391]: Withdrawing address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.<br>> May 23 14:36:08 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:36:08 myhost avahi-daemon[391]: Interface eth0.IPv6 no longer relevant for mDNS.<br>> May 23 14:36:08 myhost avahi-daemon[391]: Withdrawing address record for 192.168.6.1 on eth0.<br>> May 23 14:36:08 myhost avahi-daemon[391]: Leaving mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:36:08 myhost dhcpcd[766]: eth0: deleting route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:36:08 myhost avahi-daemon[391]: Interface eth0.IPv4 no longer relevant for mDNS.<br>> <br>> [Unplugged RTMU86]<br>> [Pluging Device X]<br>> <br>> May 23 14:36:43 myhost dhcpcd[766]: eth0: carrier acquired<br>> May 23 14:36:43 myhost kernel: [ 333.952117] bcmgenet fd580000.ethernet eth0: Link is Up - 100Mbps/Full - flow control off<br>> May 23 14:36:43 myhost dhcpcd[766]: eth0: IAID 01:79:77:90<br>> May 23 14:36:43 myhost dhcpcd[766]: eth0: adding address fe80::yyyy:yyyy:yyyy:fe9<br>> May 23 14:36:43 myhost dhcpcd[766]: eth0: probing address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:36:44 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv6 with address fe80::yyyy:yyyy:yyyy:fe9.<br>> May 23 14:36:44 myhost avahi-daemon[391]: New relevant interface eth0.IPv6 for mDNS.<br>> May 23 14:36:44 myhost avahi-daemon[391]: Registering new address record for fe80::yyyy:yyyy:yyyy:fe9 on eth0.*.<br>> May 23 14:36:44 myhost dhcpcd[766]: eth0: soliciting an IPv6 router<br>> May 23 14:36:44 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:36:46 myhost dnsmasq-dhcp[557]: DHCP packet received on eth0 which has no address<br>> May 23 14:36:48 myhost dhcpcd[766]: eth0: using static address <a href="http://192.168.6.1/24">192.168.6.1/24</a><br>> May 23 14:36:48 myhost dhcpcd[766]: eth0: adding route to <a href="http://192.168.6.0/24">192.168.6.0/24</a><br>> May 23 14:36:48 myhost avahi-daemon[391]: Joining mDNS multicast group on interface eth0.IPv4 with address 192.168.6.1.<br>> May 23 14:36:48 myhost avahi-daemon[391]: New relevant interface eth0.IPv4 for mDNS.<br>> May 23 14:36:48 myhost avahi-daemon[391]: Registering new address record for 192.168.6.1 on eth0.IPv4.<br>> May 23 14:36:50 myhost dnsmasq-dhcp[557]: DHCPDISCOVER(eth0) 38:XX:XX:XX:XX:c3<br>> May 23 14:36:50 myhost dnsmasq-dhcp[557]: DHCPOFFER(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3<br>> May 23 14:36:50 myhost dnsmasq-dhcp[557]: DHCPREQUEST(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3<br>> May 23 14:36:50 myhost dnsmasq-dhcp[557]: DHCPACK(eth0) 192.168.6.18 38:XX:XX:XX:XX:c3 25250484<br>> May 23 14:36:57 myhost dhcpcd[766]: eth0: no IPv6 Routers available<br>> May 23 14:37:01 myhost kernel: [ 351.791392] device eth0 left promiscuous mode<br>> <br>> Done</div><div><br></div><div>As you can see - Device X got its IP assigned every time.</div><div>I have absolutely no idea why RTMU86 is not working...<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Start with analyzing the working configuration.<br>
<br></blockquote>What information about the network could I provide?<br></div><div class="gmail_quote"><div><br></div>
<div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
Groeten<br>
Geert Stappers<br>
<br>
P.S. @Kamil: Your email client doesn't add<br>
On <timestamp>, <person> wrote:<br>
line on top of your responses.<br></blockquote><div><br></div><div>It should work now<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<br>
P.S. @all: Please avoid obfuscation of what you send.<br>
(Please do not mangle MAC addresses)<br></blockquote><div><br></div><div>I'm sorry, I'm obligated to not publish this data<br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
-- <br>
Silence is hard to parse<br>
<br>
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