Wie Debugge ich einen nicht funktionierenden Node

Ich lese hier nichts über das debuggen oder einen nicht funkenden Freifunk Router zurück ins Netz zu bringen.

Bei mir ist ABERMALS DNS gestört und ipv6 auflösung scheint auch nichtzu klappen…

Kann über den Client nicht surfen und folgende Konsolenausgabe ist vom FF Router mit Uplink

    root@FF-RE-Nonnenbusch-1:~# opkg update
Downloading http://openwrt.draic.info/barrier_breaker/14.07/ar71xx/generic/packages/base/Packages.gz.
wget: bad address 'openwrt.draic.info'
Downloading http://openwrt.draic.info/barrier_breaker/14.07/ar71xx/generic/packages/luci/Packages.gz.
^C
root@FF-RE-Nonnenbusch-1:~# ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8): 56 data bytes
64 bytes from 8.8.8.8: seq=0 ttl=58 time=20.491 ms
64 bytes from 8.8.8.8: seq=1 ttl=58 time=62.685 ms
64 bytes from 8.8.8.8: seq=2 ttl=58 time=22.753 ms
^C
--- 8.8.8.8 ping statistics ---
3 packets transmitted, 3 packets received, 0% packet loss
round-trip min/avg/max = 20.491/35.309/62.685 ms
root@FF-RE-Nonnenbusch-1:~# ping google.de
ping: bad address 'google.de'
root@FF-RE-Nonnenbusch-1:~# nslookup google.de
Server:    127.0.0.1
Address 1: 127.0.0.1 localhost

nslookup: can't resolve 'google.de': Name or service not known
root@FF-RE-Nonnenbusch-1:~# nslookup google.de 8.8.8.8
Server:    8.8.8.8
Address 1: 8.8.8.8 google-public-dns-a.google.com

Name:      google.de
Address 1: 2a00:1450:4013:c01::5e ea-in-x5e.1e100.net
Address 2: 74.125.136.94 ea-in-f94.1e100.net
root@FF-RE-Nonnenbusch-1:~# ping6 2a00:1450:4013:c01::5e
PING 2a00:1450:4013:c01::5e (2a00:1450:4013:c01::5e): 56 data bytes
^C
--- 2a00:1450:4013:c01::5e ping statistics ---
94 packets transmitted, 0 packets received, 100% packet loss
root@FF-RE-Nonnenbusch-1:~# tracert 2a00:1450:4013:c01::5e
-ash: tracert: not found
root@FF-RE-Nonnenbusch-1:~# traceroute 2a00:1450:4013:c01::5e
traceroute to 2a00:1450:4013:c01::5e (2a00:1450:4013:c01::5e), 30 hops max, 38 byte packets
 1traceroute: sendto: Address family not supported by protocol
root@FF-RE-Nonnenbusch-1:~# traceroute 74.125.136.94
traceroute to 74.125.136.94 (74.125.136.94), 30 hops max, 38 byte packets
 1  192.168.178.1 (192.168.178.1)  0.548 ms  0.948 ms  0.601 ms
 2  217.0.119.56 (217.0.119.56)  17.114 ms  18.020 ms  16.997 ms
 3  217.0.64.102 (217.0.64.102)  16.284 ms  16.225 ms  16.781 ms
 4  62.154.15.194 (62.154.15.194)  20.487 ms  62.154.15.222 (62.154.15.222)  47.106 ms  62.154.15.230 (62.154.15.230)  16.067 ms
 5  80.150.170.54 (80.150.170.54)  21.860 ms  20.247 ms  19.603 ms
 6  209.85.254.90 (209.85.254.90)  20.835 ms  20.808 ms  209.85.254.95 (209.85.254.95)  20.603 ms
 7  209.85.253.249 (209.85.253.249)  26.629 ms  209.85.143.77 (209.85.143.77)  20.688 ms  21.624 ms
 8  74.125.37.119 (74.125.37.119)  23.540 ms  216.239.48.104 (216.239.48.104)  24.168 ms  209.85.254.233 (209.85.254.233)  23.370 ms
 9  216.239.49.28 (216.239.49.28)  23.980 ms^C
root@FF-RE-Nonnenbusch-1:~# ifconfig
bat0      Link encap:Ethernet  HWaddr C4:6E:1F:FE:C5:D8
          inet6 addr: fe80::c66e:1fff:fefe:c5d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:818424 errors:0 dropped:0 overruns:0 frame:0
          TX packets:10692 errors:0 dropped:156 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:67764993 (64.6 MiB)  TX bytes:996936 (973.5 KiB)

br-client Link encap:Ethernet  HWaddr C4:6E:1F:FE:C5:D8
          inet6 addr: 2a03:2260:50:1:c66e:1fff:fefe:c5d8/64 Scope:Global
          inet6 addr: fe80::c66e:1fff:fefe:c5d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:828272 errors:0 dropped:0 overruns:0 frame:0
          TX packets:4126 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:56981441 (54.3 MiB)  TX bytes:514780 (502.7 KiB)

br-wan    Link encap:Ethernet  HWaddr C4:6E:1F:FE:C5:D9
          inet addr:192.168.178.39  Bcast:192.168.178.255  Mask:255.255.255.0
          inet6 addr: fe80::c66e:1fff:fefe:c5d9/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:1190883 errors:0 dropped:0 overruns:0 frame:0
          TX packets:268204 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:248863877 (237.3 MiB)  TX bytes:110848533 (105.7 MiB)

eth0      Link encap:Ethernet  HWaddr C4:6E:1F:FE:C5:D9
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:1193834 errors:0 dropped:0 overruns:0 frame:0
          TX packets:268250 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:268533800 (256.0 MiB)  TX bytes:110851796 (105.7 MiB)
          Interrupt:4

eth1      Link encap:Ethernet  HWaddr C4:6E:1F:FE:C5:D8
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:800797 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:0 (0.0 B)  TX bytes:66528933 (63.4 MiB)
          Interrupt:5

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:1538 errors:0 dropped:0 overruns:0 frame:0
          TX packets:1538 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:106098 (103.6 KiB)  TX bytes:106098 (103.6 KiB)

local-node Link encap:Ethernet  HWaddr 16:41:95:40:F7:DC
          inet addr:10.53.254.254  Bcast:255.255.255.255  Mask:255.255.255.255
          inet6 addr: 2a03:2260:50:1::cafe/128 Scope:Global
          inet6 addr: fe80::1441:95ff:fe40:f7dc/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:132067 errors:0 dropped:0 overruns:0 frame:0
          TX packets:132 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:7671026 (7.3 MiB)  TX bytes:17932 (17.5 KiB)

mesh-vpn  Link encap:Ethernet  HWaddr C6:72:1F:FE:C5:D8
          inet6 addr: fe80::c472:1fff:fefe:c5d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1426  Metric:1
          RX packets:1183704 errors:0 dropped:0 overruns:0 frame:0
          TX packets:160503 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:500
          RX bytes:186195842 (177.5 MiB)  TX bytes:49254333 (46.9 MiB)

wlan0     Link encap:Ethernet  HWaddr C6:71:20:FE:C5:D8
          inet6 addr: fe80::c471:20ff:fefe:c5d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1528  Metric:1
          RX packets:3994083 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2538956 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:457021931 (435.8 MiB)  TX bytes:357756423 (341.1 MiB)

wlan0-1   Link encap:Ethernet  HWaddr C6:70:20:FE:C5:D8
          inet6 addr: fe80::c470:20ff:fefe:c5d8/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:9659 errors:0 dropped:0 overruns:0 frame:0
          TX packets:762077 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:804648 (785.7 KiB)  TX bytes:76057049 (72.5 MiB)

root@FF-RE-Nonnenbusch-1:~#

logread

Sun Apr 12 21:12:31 2015 daemon.notice netifd: wan (1340): Lease of 192.168.178.39 obtained, lease time 864000
Sun Apr 12 21:12:31 2015 daemon.notice netifd: Interface 'wan' is now up
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1610]: exiting on receipt of SIGTERM
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1797]: started, version 2.71 cachesize 150
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1797]: compile time options: IPv6 GNU-getopt no-DBus no-i18n no-IDN DHCP no-DHCPv6 no-Lua TFTP no-conntrack no-ipset no-auth no-DNSSEC
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1797]: using local addresses only for domain lan
Sun Apr 12 21:12:32 2015 daemon.warn dnsmasq[1797]: no servers found in /tmp/resolv.conf.auto, will retry
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1797]: read /etc/hosts - 1 addresses
Sun Apr 12 21:12:32 2015 daemon.info dnsmasq[1797]: read /tmp/hosts/dhcp - 0 addresses
Sun Apr 12 21:12:33 2015 kern.info kernel: [   29.750000] br-client: port 3(wlan0-1) entered forwarding state
Sun Apr 12 21:12:33 2015 user.notice firewall: Reloading firewall due to ifup of client (br-client)
Sun Apr 12 21:12:34 2015 user.notice firewall: Reloading firewall due to ifup of wan (br-wan)
Sun Apr 12 21:12:40 2015 daemon.info dnsmasq[1155]: reading /var/gluon/wan-dnsmasq/resolv.conf
Sun Apr 12 21:12:40 2015 daemon.info dnsmasq[1155]: using nameserver 192.168.178.1#53
Sun Apr 12 21:12:45 2015 daemon.info fastd[1345]: resolving host `ffrg2.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet2>...
Sun Apr 12 21:12:45 2015 daemon.info fastd[1345]: resolved host `ffrg2.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:46 2015 daemon.info fastd[1345]: resolving host `ffrg5.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet5>...
Sun Apr 12 21:12:46 2015 daemon.info fastd[1345]: resolved host `ffrg5.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:46 2015 daemon.info fastd[1345]: resolving host `ffrg8.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet8>...
Sun Apr 12 21:12:46 2015 daemon.info fastd[1345]: resolved host `ffrg8.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolving host `ffrg3.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet3>...
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolved host `ffrg3.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolving host `ffrg11.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet11>...
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolved host `ffrg11.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolving host `ffrg4.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet4>...
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolved host `ffrg4.freifunk-ruhrgebiet.de' successfully
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolving host `ffrg1.freifunk-ruhrgebiet.de' for peer <mesh_vpn_backbone_peer_ruhrgebiet1>...
Sun Apr 12 21:12:47 2015 daemon.info fastd[1345]: resolved host `ffrg1.freifunk-ruhrgebiet.de' successfully

Achtung, Noob-Fragen:

ist 8.8.8.8 die Adresse des Freifunk DNS?

Beudeutet dieser Befehl, dass du den Nameserver 8.8.8.8 „erzwingst“, um google.de nachzuschlagen?

bei mir sehen die ausgaben nämlich alle genauso aus…

Das ist das Google-DNS.

Ja

Ziemlich coole Seite. Es würde für meinen Geschmack noch eine Unterteilung in WLAN-Probleme und Uplinkprobleme fehlen. Also im Sinne von „mein Computer zeigt kein Netz an“ und „Computer zeigt Netz an, aber es werden keine Seiten geladen“.