Re: weird networking issue on lenny!
> I just did fresh install of lenny, I have a DSL modem and run a static
> IP setup so I manually set up my route (DHCP was enabled by default)
> by killing the dhclient process and then setting up /etc/resolv.conf
> and /etc/network/interfaces and doing "/etc/init.d/networking restart"
> and it went fine, but suddenly after 30 minutes I suddenly lost
> internet connectivity and here is what I saw then:
>
> # route -n
> Kernel IP routing table
> Destination Gateway Genmask Flags Metric Ref Use Iface
>
> As you can see there is no longer a routing table!
>
> # ifconfig
> eth0 Link encap:Ethernet HWaddr 00:24:1d:2c:a0:78
> inet6 addr: fe80::224:1dff:fe2c:a078/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:114835 errors:0 dropped:15769089116 overruns:0 frame:0
> TX packets:66868 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:169505917 (161.6 MiB) TX bytes:4876501 (4.6 MiB)
> Interrupt:253
>
> 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:16436 Metric:1
> RX packets:8 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:560 (560.0 B) TX bytes:560 (560.0 B)
>
> As you can see my "inet addr" is now gone!
>
> Here are the processes running:
> USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
> root 1 0.0 0.0 10312 748 ? Ss 12:12 0:00 init [2]
> root 2 0.0 0.0 0 0 ? S< 12:12 0:00 [kthreadd]
> root 3 0.0 0.0 0 0 ? S< 12:12 0:00 [migration/0]
> root 4 0.0 0.0 0 0 ? S< 12:12 0:00 [ksoftirqd/0]
> root 5 0.0 0.0 0 0 ? S< 12:12 0:00 [watchdog/0]
> root 6 0.0 0.0 0 0 ? S< 12:12 0:00 [migration/1]
> root 7 0.0 0.0 0 0 ? S< 12:12 0:01 [ksoftirqd/1]
> root 8 0.0 0.0 0 0 ? S< 12:12 0:00 [watchdog/1]
> root 9 0.0 0.0 0 0 ? S< 12:12 0:00 [events/0]
> root 10 0.0 0.0 0 0 ? S< 12:12 0:00 [events/1]
> root 11 0.0 0.0 0 0 ? S< 12:12 0:00 [khelper]
> root 46 0.0 0.0 0 0 ? S< 12:12 0:00 [kblockd/0]
> root 47 0.0 0.0 0 0 ? S< 12:12 0:00 [kblockd/1]
> root 49 0.0 0.0 0 0 ? S< 12:12 0:00 [kacpid]
> root 50 0.0 0.0 0 0 ? S< 12:12 0:00 [kacpi_notify]
> root 132 0.0 0.0 0 0 ? S< 12:12 0:00 [ksuspend_usbd]
> root 138 0.0 0.0 0 0 ? S< 12:12 0:00 [khubd]
> root 141 0.0 0.0 0 0 ? S< 12:12 0:00 [kseriod]
> root 194 0.0 0.0 0 0 ? S 12:12 0:00 [pdflush]
> root 195 0.0 0.0 0 0 ? S 12:12 0:00 [pdflush]
> root 196 0.0 0.0 0 0 ? S< 12:12 0:01 [kswapd0]
> root 197 0.0 0.0 0 0 ? S< 12:12 0:00 [aio/0]
> root 198 0.0 0.0 0 0 ? S< 12:12 0:00 [aio/1]
> root 731 0.0 0.0 0 0 ? S< 12:12 0:00 [ata/0]
> root 734 0.0 0.0 0 0 ? S< 12:12 0:00 [ata/1]
> root 735 0.0 0.0 0 0 ? S< 12:12 0:00 [ata_aux]
> root 827 0.0 0.0 0 0 ? S< 12:13 0:00 [scsi_eh_0]
> root 828 0.0 0.0 0 0 ? S< 12:13 0:00 [scsi_eh_1]
> root 829 0.0 0.0 0 0 ? S< 12:13 0:00 [scsi_eh_2]
> root 830 0.0 0.0 0 0 ? S< 12:13 0:00 [scsi_eh_3]
> root 1018 0.0 0.0 0 0 ? S< 12:13 0:00 [scsi_eh_4]
> root 1019 0.1 0.0 0 0 ? S< 12:13 0:02 [usb-storage]
> root 1171 0.1 0.0 0 0 ? S< 12:13 0:02 [kjournald]
> daemon 2354 0.0 0.0 8020 532 ? Ss 12:13 0:00 /sbin/portmap
> statd 2365 0.0 0.0 10136 764 ? Ss 12:13 0:00 /sbin/rpc.statd
> root 2765 0.0 0.0 0 0 ? S< 12:13 0:00 [kondemand/0]
> root 2767 0.0 0.0 0 0 ? S< 12:13 0:00 [kondemand/1]
> root 2807 0.0 0.0 121708 1848 ? Sl 12:13 0:00
> /usr/sbin/rsyslogd -c3
> 101 3178 0.0 0.0 42720 1020 ? Ss 12:13 0:00
> /usr/sbin/exim4 -bd -q30m
> root 3317 0.0 0.0 120956 1880 ? Ss 12:13 0:00 /usr/sbin/gdm
> root 3324 0.0 0.0 133676 3356 ? S 12:13 0:00 /usr/sbin/gdm
> root 3327 1.6 0.8 103296 34092 tty7 Ss+ 12:13 0:35
> /usr/bin/X :0 -audit 0 -auth /var/lib/gdm/:0.Xauth -nolisten tcp vt7
> root 3340 0.0 0.0 12208 848 ? Ss 12:13 0:00
> /usr/sbin/anacron -s
> daemon 3348 0.0 0.0 16356 444 ? Ss 12:13 0:00 /usr/sbin/atd
> root 3368 0.0 0.0 19832 1052 ? Ss 12:13 0:00 /usr/sbin/cron
> root 3436 0.0 0.0 3796 576 tty1 Ss+ 12:13 0:00
> /sbin/getty 38400 tty1
> root 3437 0.0 0.0 3796 576 tty2 Ss+ 12:13 0:00
> /sbin/getty 38400 tty2
> root 3438 0.0 0.0 3796 576 tty3 Ss+ 12:13 0:00
> /sbin/getty 38400 tty3
> root 3439 0.0 0.0 3796 572 tty4 Ss+ 12:13 0:00
> /sbin/getty 38400 tty4
> root 3440 0.0 0.0 3796 572 tty5 Ss+ 12:13 0:00
> /sbin/getty 38400 tty5
> root 3441 0.0 0.0 3796 572 tty6 Ss+ 12:13 0:00
> /sbin/getty 38400 tty6
> zu22 3498 0.0 0.1 40784 4952 ? S 12:13 0:00
> /usr/lib/libgconf2-4/gconfd-2 11
> zu22 3500 0.0 0.0 58996 2492 ? S 12:13 0:00
> /usr/bin/gnome-keyring-daemon -d --login
> zu22 3501 0.0 0.1 188908 7960 ? Ssl 12:13 0:00
> x-session-manager
> zu22 3549 0.0 0.0 25732 708 ? S 12:13 0:00
> /usr/bin/dbus-launch --exit-with-session /usr/bin/seahorse-agent --exe
> cute x-session-manager
> zu22 3550 0.0 0.0 21220 1036 ? Ss 12:13 0:00
> /usr/bin/dbus-daemon --fork --print-pid 6 --print-address 9 --session
> zu22 3556 0.0 0.2 219348 8668 ? Ss 12:13 0:00
> /usr/bin/seahorse-agent --execute x-session-manager
> zu22 3559 0.0 0.2 260424 11484 ? Sl 12:13 0:00
> gnome-settings-daemon
> zu22 3595 0.2 0.3 133384 13280 ? S 12:14 0:05
> /usr/bin/metacity --sm-client-id=default0
> zu22 3596 0.1 0.0 138840 3344 ? Ss 12:14 0:02
> gnome-screensaver
> zu22 3598 0.4 0.6 381920 26000 ? S 12:14 0:09
> gnome-panel --sm-client-id default1
> zu22 3606 0.0 0.0 147940 3888 ? Ssl 12:14 0:00
> /usr/lib/bonobo-activation/bonobo-activation-server --ac-activate --io
> r-output-fd=16
> zu22 3610 0.2 0.4 222764 16736 ? S 12:14 0:05 update-notifier
> zu22 3623 0.0 0.3 193952 13388 ? S 12:14 0:01
> nm-applet --sm-disable
> zu22 3624 0.0 0.1 181728 5568 ? Ss 12:14 0:00
> /usr/lib/gnome-volume-manager/gnome-volume-manager --sm-disable
> root 3653 0.0 0.0 0 0 ? S< 12:14 0:00 [kjournald]
> zu22 3696 0.0 0.4 233808 16660 ? Sl 12:14 0:00
> /usr/lib/gnome-applets/mixer_applet2 --oaf-activate-iid=OAFIID:GNOME_M
> ixerApplet_Factory --oaf-ior-fd=19
> zu22 3709 0.0 0.0 17240 1004 ? S 12:14 0:00
> /usr/lib/nautilus-cd-burner/mapping-daemon
> zu22 3711 0.0 0.3 163672 15088 ? S 12:14 0:01 gksu
> -D Terminal -- env -u ORBIT_SOCKETDIR /usr/bin/x-terminal-emulato
> r
> root 3716 0.0 0.0 32448 1212 pts/0 Ss+ 12:14 0:00
> /bin/su root -c /usr/lib/libgksu/gksu-run-helper "env '-u' 'ORBIT_SOCK
> ETDIR' '/usr/bin/x-terminal-emulator'"
> root 3730 0.0 0.0 8812 632 pts/0 S+ 12:14 0:00
> /usr/lib/libgksu/gksu-run-helper env '-u' 'ORBIT_SOCKETDIR' '/usr/bin/
> x-terminal-emulator'
> root 3751 0.1 0.3 142336 14832 pts/0 S+ 12:15 0:03
> /usr/bin/x-terminal-emulator
> root 3753 0.0 0.0 19288 824 pts/0 S+ 12:15 0:00
> gnome-pty-helper
> root 3754 0.0 0.0 18764 1908 pts/1 Ss 12:15 0:00 /bin/bash
> root 3850 0.0 0.0 3780 640 ? SN 12:18 0:00
> run-parts --report /etc/cron.daily
> root 3855 0.0 0.0 8896 1248 ? SN 12:18 0:00
> /bin/sh /etc/cron.daily/apt
> zu22 4236 0.3 0.7 350832 29516 ? Sl 12:29 0:04 gnome-terminal
> zu22 4246 0.0 0.0 19288 832 ? S 12:29 0:00
> gnome-pty-helper
> zu22 4247 0.0 0.0 20548 3476 pts/2 Ss 12:29 0:00 bash
> zu22 4447 0.2 0.2 76336 8416 pts/2 S+ 12:32 0:02 weechat-curses
> zu22 4452 4.6 5.3 668908 216452 ? Sl 12:35 0:36
> /usr/lib/iceweasel/firefox-bin -a iceweasel
> root 4486 0.0 0.0 18748 1880 pts/3 Ss+ 12:40 0:00 /bin/bash
> root 10166 0.0 0.0 18180 2328 ? S<s 12:43 0:00 udevd --daemon
> root 10268 0.0 0.0 3796 644 ? Ss 12:43 0:00 /usr/sbin/acpid
> root 10398 0.0 0.0 119980 2916 ? Ss 12:43 0:00
> /usr/sbin/apache2 -k start
> www-data 10400 0.0 0.0 119980 2328 ? S 12:43 0:00
> /usr/sbin/apache2 -k start
> www-data 10402 0.0 0.0 119980 2328 ? S 12:43 0:00
> /usr/sbin/apache2 -k start
> www-data 10403 0.0 0.0 119980 2328 ? S 12:43 0:00
> /usr/sbin/apache2 -k start
> www-data 10405 0.0 0.0 119980 2328 ? S 12:43 0:00
> /usr/sbin/apache2 -k start
> www-data 10406 0.0 0.0 119980 2328 ? S 12:43 0:00
> /usr/sbin/apache2 -k start
> root 10482 0.0 0.0 72868 2456 ? Ss 12:43 0:00 /usr/sbin/cupsd
> zu22 10686 0.0 0.1 90144 4368 ? S 12:43 0:00
> /usr/lib/gnome-vfs-2.0/gnome-vfs-daemon
> zu22 10722 1.5 0.8 506156 34124 ? S 12:43 0:04
> nautilus --sm-client-id 117f000101000125795964100000035010002 --screen
> 0
> 103 10723 0.0 0.0 21220 1096 ? Ss 12:43 0:00
> /usr/bin/dbus-daemon --system
> avahi 10756 0.0 0.0 31600 1476 ? Ss 12:43 0:00
> avahi-daemon: running [hyperyoda.local]
> avahi 10757 0.0 0.0 31600 516 ? Ss 12:43 0:00
> avahi-daemon: chroot helper
> root 10784 0.0 0.0 6176 784 ? Ss 12:43 0:00
> /usr/sbin/dhcdbd --system
> 106 10812 0.1 0.1 29624 4380 ? Ss 12:43 0:00 /usr/sbin/hald
> root 10813 0.0 0.0 17768 1164 ? S 12:43 0:00 hald-runner
> root 10831 0.0 0.0 19880 1156 ? S 12:43 0:00
> hald-addon-input: Listening on /dev/input/event6 /dev/input/event5 /de
> v/input/event4 /dev/input/event3 /dev/input/event1
> root 10836 0.0 0.0 19892 1108 ? S 12:43 0:00
> /usr/lib/hal/hald-addon-cpufreq
> 106 10837 0.0 0.0 16604 956 ? S 12:43 0:00
> hald-addon-acpi: listening on acpid socket /var/run/acpid.socket
> root 10842 0.0 0.0 13228 848 ? S 12:43 0:00
> hald-addon-hid-ups: listening on /dev/usb/hiddev1
> root 10844 0.0 0.0 19880 1232 ? S 12:43 0:00
> hald-addon-storage: polling /dev/hda (every 2 sec)
> root 10849 0.0 0.0 26556 1136 ? Ss 12:43 0:00
> /usr/bin/system-tools-backends
> root 10894 0.0 0.0 39140 2080 ? Ss 12:43 0:00
> /usr/sbin/NetworkManager --pid-file /var/run/NetworkManager/NetworkMan
> ager.pid
> root 10919 0.0 0.0 24076 1276 ? Ss 12:43 0:00
> /usr/sbin/NetworkManagerDispatcher --pid-file /var/run/NetworkManager/
> NetworkManagerDispatcher.pid
> root 14558 0.0 0.0 8040 584 ? SN 12:43 0:00 sleep 574
> root 14881 0.0 0.0 16012 1108 pts/1 R+ 12:48 0:00 ps auxw
>
> I got connectivity back by running "/etc/init.d/networking restart"
> again, but I'm afraid I will shortly lose connectivity again! How can
> I fix this for good?
>
> Here is the current output (with internet connectivity working) for
> route and ifconfig:
>
> hyperyoda:~# route -n
> Kernel IP routing table
> Destination Gateway Genmask Flags Metric Ref Use Iface
> 66.93.172.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
> 0.0.0.0 66.93.172.1 0.0.0.0 UG 0 0 0 eth0
>
> hyperyoda:~# ifconfig
> eth0 Link encap:Ethernet HWaddr 00:24:1d:2c:a0:78
> inet addr:66.93.172.48 Bcast:66.93.172.255 Mask:255.255.255.0
> inet6 addr: fe80::224:1dff:fe2c:a078/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:165091 errors:0 dropped:23264932980 overruns:0 frame:0
> TX packets:94910 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:243688968 (232.3 MiB) TX bytes:7122451 (6.7 MiB)
> Interrupt:253
>
> 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:16436 Metric:1
> RX packets:8 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:560 (560.0 B) TX bytes:560 (560.0 B)
>
> Here is my /etc/network/interfaces:
>
> auto lo
> iface lo inet loopback
>
> auto eth0
> iface eth0 inet static
> address 66.93.172.48
> gateway 66.93.172.1
> netmask 255.255.255.0
> network 66.93.172.0
> broadcast 66.93.172.255
>
> Here is my /etc/resolv.conf:
>
> nameserver 66.92.159.2
> nameserver 216.231.41.2
Network Manager must be the culprit.
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