I just had another interesting thing. Somehow it seemed like my PC lost the connection to the router
See below.
johan@localhost ~ $ ping
http://www.gmx.de
PING
http://www.gmx.de (217.72.204.254) 56(84) bytes of data.
---
http://www.gmx.de ping statistics ---
20 packets transmitted, 0 received, 100% packet loss, time 19003ms
johan@localhost ~ $ sudo ifconfig
eth0 Link encap:Ethernet HWaddr 00:17:31:90:02:4E
inet addr:192.168.0.2 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interrupt:21
eth1 Link encap:Ethernet HWaddr 00:01:36:0D:CD:BC
inet addr:192.168.0.2 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:145390 errors:0 dropped:0 overruns:0 frame:0
TX packets:127021 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:125186805 (119.3 Mb) TX bytes:46750182 (44.5 Mb)
Interrupt:20 Base address:0x4000
sudo dhclient
Internet Systems Consortium DHCP Client V3.0.5-Gentoo-r1
Copyright 2004-2006 Internet Systems Consortium.
All rights reserved.
For info, please visit
http://www.isc.org/sw/dhcp/
Listening on LPF/eth0/00:17:31:90:02:4e
Sending on LPF/eth0/00:17:31:90:02:4e
Listening on LPF/eth1/00:01:36:0d:cd:bc
Sending on LPF/eth1/00:01:36:0d:cd:bc
Sending on Socket/fallback
DHCPREQUEST on eth1 to 255.255.255.255 port 67
DHCPACK from 192.168.0.1
bound to 192.168.0.2 -- renewal in 489447 seconds.
johan@localhost ~ $ sudo ifconfig
eth0 Link encap:Ethernet HWaddr 00:17:31:90:02:4E
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
Interrupt:21
eth1 Link encap:Ethernet HWaddr 00:01:36:0D:CD:BC
inet addr:192.168.0.2 Bcast:192.168.0.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:145396 errors:0 dropped:0 overruns:0 frame:0
TX packets:127026 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:125187501 (119.3 Mb) TX bytes:46752213 (44.5 Mb)
Interrupt:20 Base address:0x4000
johan@localhost ~ $ ping
http://www.gmx.de
PING
http://www.gmx.de (217.72.204.254) 56(84) bytes of data.
64 bytes from gmx.net (217.72.204.254): icmp_seq=1 ttl=56 time=53.3 ms
64 bytes from gmx.net (217.72.204.254): icmp_seq=2 ttl=56 time=53.0 ms
64 bytes from gmx.net (217.72.204.254): icmp_seq=3 ttl=56 time=52.3 ms
---
http://www.gmx.de ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 52.372/52.904/53.334/0.479 ms
Here the relevant parts from /var/log/messages
May 31 21:43:01 localhost mDNSResponder: mDNSPlatformSendUDP got error 1 (Operation not permitted) sending packet to 224.0.0.251 on in
terface 192.168.0.2/eth1/2
May 31 21:43:01 localhost avahi-daemon[7992]: Withdrawing address record for 192.168.0.2 on eth1.
May 31 21:43:01 localhost avahi-daemon[7992]: Leaving mDNS multicast group on interface eth1.IPv4 with address 192.168.0.2.
May 31 21:43:01 localhost avahi-daemon[7992]: Interface eth1.IPv4 no longer relevant for mDNS.
May 31 21:43:01 localhost avahi-daemon[7992]: Recieved packet from invalid interface.
May 31 21:43:01 localhost avahi-daemon[7992]: Recieved packet from invalid interface.
May 31 21:43:01 localhost avahi-daemon[7992]: Recieved packet from invalid interface.
May 31 21:43:02 localhost avahi-daemon[7992]: Recieved packet from invalid interface.
May 31 21:43:02 localhost dhclient: Listening on LPF/eth0/00:17:31:90:02:4e
May 31 21:43:02 localhost dhclient: Sending on LPF/eth0/00:17:31:90:02:4e
May 31 21:43:02 localhost dhclient: Listening on LPF/eth1/00:01:36:0d:cd:bc
May 31 21:43:02 localhost dhclient: Sending on LPF/eth1/00:01:36:0d:cd:bc
May 31 21:43:02 localhost dhclient: Sending on Socket/fallback
May 31 21:43:03 localhost avahi-daemon[7992]: Recieved packet from invalid interface.
May 31 21:43:05 localhost dhclient: DHCPREQUEST on eth0 to 255.255.255.255 port 67
May 31 21:43:05 localhost dhclient: DHCPREQUEST on eth1 to 255.255.255.255 port 67
May 31 21:43:05 localhost dhclient: DHCPACK from 192.168.0.1
May 31 21:43:05 localhost avahi-daemon[7992]: Joining mDNS multicast group on interface eth1.IPv4 with address 192.168.0.2.
May 31 21:43:05 localhost avahi-daemon[7992]: New relevant interface eth1.IPv4 for mDNS.
May 31 21:43:05 localhost avahi-daemon[7992]: Registering new address record for 192.168.0.2 on eth1.IPv4.
May 31 21:43:05 localhost dhclient: bound to 192.168.0.2 -- renewal in 462557 seconds.