Jens Radloff wrote:
> Hi,
>
> well, I am not really fully acquainted with network configurations, so
> here it comes ... ;)
>
> in blfs 6.0 I have no connection to the internet anymore (it worked
> before, I did not intentionally change any dhclient settings, and I did
> not build and use a new kernel), In my other two installations in my
> computer (currently Kubuntu 7.04 and XP) I have access to the Internet,
> using the same network interface (eth0).
>
> When I try to ping google.de in BLFS 6.x, then "ping: unknown host".
>
> BLFS 6.x starts as usual, during boot the message appears:
>
> "Bringing up the et0 interface [OK]
> Starting dhclient on the interface [OK]"
>
> Some network information which is present after a boot n BLFS 6.x:
>
> eth0 Protokoll:Ethernet Hardware Adresse 00:07:95:27:30:A6
> inet Adresse:192.168.178.20 Bcast:192.168.178.255
> Maske:255.255.255.0
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:6 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
> Kollisionen:0 Sendewarteschlangenl�nge:1000
> RX bytes:1420 (1.3 Kb) TX bytes:1026 (1.0 Kb)
> Interrupt:11 Basisadresse:0xd800
>
> [EMAIL PROTECTED]:~# netstat -panuta
> Aktive Internetverbindungen (Server und stehende Verbindungen)
> Proto Recv-Q Send-Q Local Address Foreign Address
> State PID/Program name
> tcp 0 0 0.0.0.0:6000 0.0.0.0:*
> LISTEN 1891/X
> udp 0 0 0.0.0.0:68 0.0.0.0:*
> 1838/dhclient
> [EMAIL PROTECTED]:~#
>
> => according to me the tcp and udp connection to my router is missing.
>
> /var/log/daemon.log says:
> Jul 29 16:57:36 localhost dhclient: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Jul 29 16:57:44 localhost dhclient: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Jul 29 16:58:05 localhost dhclient: DHCPDISCOVER on eth0 to
> 255.255.255.255 port 67 interval 4
> Jul 29 16:58:06 localhost dhclient: DHCPOFFER from 192.168.178.1
> Jul 29 16:58:06 localhost dhclient: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Jul 29 16:58:06 localhost dhclient: DHCPACK from 192.168.178.1
> Jul 29 16:58:06 localhost dhclient: bound to 192.168.178.20 -- renewal
> in 331497 seconds.
>
> /var/log/sys.log contains:
>
> Jul 28 18:22:02 localhost dhclient: receive_packet failed on eth0:
> Network is down
>
> Version of dhclient:
>
> [EMAIL PROTECTED]:/etc/rc.d/init.d# dhclient --version
> isc-dhclient-V3.0.2
>
> Kernel version:
>
> [EMAIL PROTECTED]:/etc/rc.d/init.d# uname -r
> 2.6.15.1
>
> content of /etc/dhclient.conf:
> # dhclient.conf
>
> interface "eth0"{
> prepend domain-name-servers 127.0.0.1;
> request subnet-mask, broadcast-address, time-offset, routers,
> domain-name, domain-name-servers, host-name;
> require subnet-mask, domain-name-servers;
> }
> # end dhclient.conf
>
> content of /var/state/dhcp/dhclient.leases:
>
> lease {
> interface "eth0";
> fixed-address 192.168.178.20;
> option subnet-mask 255.255.255.0;
> option dhcp-lease-time 864000;
> option routers 192.168.178.1;
> option dhcp-message-type 5;
> option dhcp-server-identifier 192.168.178.1;
> option domain-name-servers 127.0.0.1,192.168.178.1;
> option dhcp-renewal-time 432000;
> option dhcp-rebinding-time 756000;
> option broadcast-address 192.168.178.255;
> renew 3 2007/8/1 11:49:55;
> rebind 1 2007/8/6 10:25:29;
> expire 2 2007/8/7 16:25:29;
> }
> lease {
> interface "eth0";
> fixed-address 192.168.178.20;
> option subnet-mask 255.255.255.0;
> option routers 192.168.178.1;
> option dhcp-lease-time 864000;
> option dhcp-message-type 5;
> option domain-name-servers 127.0.0.1,192.168.178.1;
> option dhcp-server-identifier 192.168.178.1;
> option dhcp-renewal-time 432000;
> option broadcast-address 192.168.178.255;
> option dhcp-rebinding-time 756000;
> renew 4 2007/8/2 11:03:03;
> rebind 2 2007/8/7 08:58:06;
> expire 3 2007/8/8 14:58:06;
> }
>
> The command "dhclient -lf /var/state/dhcp/dhclient.leases" results in:
>
> ==> ./sys.log <==
> Jul 29 17:43:52 localhost dhclient: Listening on
> LPF/eth0/00:07:95:27:30:a6
> Jul 29 17:43:52 localhost dhclient: Sending on
> LPF/eth0/00:07:95:27:30:a6
> Jul 29 17:43:52 localhost dhclient: Sending on Socket/fallback
> Jul 29 17:43:52 localhost dhclient: DHCPREQUEST on eth0 to
> 255.255.255.255 port 67
> Jul 29 17:43:52 localhost dhclient: DHCPACK from 192.168.178.1
> Jul 29 17:43:52 localhost dhclient: bound to 192.168.178.20 -- renewal
> in 431949 seconds
>
> pppoe is not running:
>
> [EMAIL PROTECTED]:/tmp/dhcp-3.0.2# ps -aux | grep pppoe
> Warning: bad ps syntax, perhaps a bogus '-'? See
> http://procps.sf.net/faq.html
> root 2228 0.0 0.1 3600 676 pts/0 R+ 17:50 0:00 grep
> --color=auto pppoe
> [EMAIL PROTECTED]:/tmp/dhcp-3.0.2#
>
> dmesg says:
>
> [EMAIL PROTECTED]:~# dmesg | grep eth0
> [17179572.904000] eth0: SiS 900 PCI Fast Ethernet at 0xd800, IRQ 11,
> 00:07:95:27:30:a6.
> [17179598.480000] eth0: Media Link On 100mbps full-duplex
>
> There are no IRQ conflicts with IRQ 11:
>
> [EMAIL PROTECTED]:~# dmesg | grep "IRQ 11"
> [17179572.892000] ACPI: PCI Interrupt Link [LNKG] enabled at IRQ 11
> [17179572.892000] PCI: setting IRQ 11 as level-triggered
> [17179572.892000] ACPI: PCI Interrupt 0000:00:03.0[A] -> Link [LNKG] ->
> GSI 11 (level, low) -> IRQ 11
> [17179572.904000] eth0: SiS 900 PCI Fast Ethernet at 0xd800, IRQ 11,
> 00:07:95:27:30:a6.
> [17179578.044000] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 11
> [17179578.044000] ACPI: PCI Interrupt 0000:00:11.0[A] -> Link [LNKB] ->
> GSI 11 (level, low) -> IRQ 11
> [17179580.056000] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
> [17179580.056000] ACPI: PCI Interrupt 0000:00:0f.0[A] -> Link [LNKD] ->
> GSI 11 (level, low) -> IRQ 11
> [EMAIL PROTECTED]:~#
> -------------------------------------------------------------
>
> Steps to resolve the behaviour (which did not resolve the behaviour):
>
> - switched off router (pulled the plug), switched in on again and did a
> re-boot
> - restarted network service via /etc/rc.d/init.d/network restart
> (result in the console: everything "[OK]")
> - restarted dhclient on the console
> - stopped the firewall locally:
>
> [EMAIL PROTECTED]:/etc/rc.d/init.d# ./firewall.stop
> [EMAIL PROTECTED]:/etc/rc.d/init.d# iptables -L
> Chain INPUT (policy ACCEPT)
> target prot opt source destination
>
> Chain FORWARD (policy ACCEPT)
> target prot opt source destination
>
> Chain OUTPUT (policy ACCEPT)
> target prot opt source destination
> [EMAIL PROTECTED]:/etc/rc.d/init.d#
>
> - used an older kernel which I never used before for dclient based
> internet connections
>
> Any help would be very welcome ...
>
> Jens
>
>
>
> __________________________________ Wissenswertes für Bastler und Hobby
> Handwerker. BE A BETTER HEIMWERKER! www.yahoo.de/clever
>
Hi Jens,
What do you get when you 'ping 192.168.178.1'? You have an address
but what do you have in /etc/resolv.conf? You usually get 'unknown host'
errors from not getting an answer from DNS.
Arnie
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