Author Topic: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs - resolved!  (Read 727 times)

Offline silverbirch

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Hi everyone

I wanted to try phoenix on my laptop before installing it, as previously been quite a fan of xfce although have been using KDE (mainly) for quite some time.  Unfortunately the network is down and won't configure.  I have ADSL broadband, with a modem router and then eight point switch which I run 2 or 3 computers off.  The laptop currently has Debian on it, and the network was up on that.  Until recently when I had a motherboard failure the laptop ran Pclos 2009, and then 2010 before the big KDE update - network was fine.

I popped KDE 2010.11 in, and same issue.  I really want to get back to Pclos on the laptop so hope the network issue can be resolved.

It has an nVidia ethernet card which is recognised.

Many thanks
« Last Edit: November 30, 2010, 12:41:57 AM by silverbirch »
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Offline Old-Polack

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #1 on: November 29, 2010, 08:13:15 AM »
Hi everyone

I wanted to try phoenix on my laptop before installing it, as previously been quite a fan of xfce although have been using KDE (mainly) for quite some time.  Unfortunately the network is down and won't configure.  I have ADSL broadband, with a modem router and then eight point switch which I run 2 or 3 computers off.  The laptop currently has Debian on it, and the network was up on that.  Until recently when I had a motherboard failure the laptop ran Pclos 2009, and then 2010 before the big KDE update - network was fine.

I popped KDE 2010.11 in, and same issue.  I really want to get back to Pclos on the laptop so hope the network issue can be resolved.

It has an nVidia ethernet card which is recognised.

Many thanks

Unfortunately you have told us a story, which condenses down to "somethings broke, it doesn't work, I hope it fixes itself." You've included no details whatever as to what you've done to try to remedy the situation, or the the results of your efforts. Without real information, with exact details, we can only sympathize with you, instead of offering real help aimed at a solution to your problem.
Old-Polack

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Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #2 on: November 29, 2010, 03:57:14 PM »
Oops sorry.

On first boot with phoenix the network was up, and to laptop was assigned 192.168.1.4 with the router being 192.168.1.1.  However it dropped the connection while I was sitting going through the menus and returned (in both versions):
"Problems occurred during the network connectivity test.

This may be caused by invalid network configuration or problems with modem or router.

You might want to relaunch the configuration tool to verify the connection settings."

The network wasn't automatically configured with KDE.

I have just rebooted phoenix, and the same thing happened.  The network was up on boot, then dropped and the config failed with the same message.

Thank you
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Online muungwana

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #3 on: November 29, 2010, 04:09:26 PM »

log in as root, type "service network restart" and see if it will start working again.

whats the output of this command from the terminal right after the connection drops

cat /var/log/syslog | tail -n 100

put the output in code tag for easy readability.
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Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #4 on: November 29, 2010, 04:55:25 PM »
"service network restart" gave me:
"Shutting down interface eth0:
Shutting down loopback interface:                                      OK
Bringing up loopback interface:                                          OK
Configuring wireless regulatory domain nl80211 not found.      Failed

Bringing up interface eth0:                                                O

The cat command gives me " No such file or directory", which I suppose reflects the fact it's not installed.  I might install and try again, then can problem solve from there.

I'm assuming if I decide I want a KDE desktop that I can use synaptic to obtain that later.

Thanks for your help

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Online muungwana

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #5 on: November 29, 2010, 05:05:20 PM »

the "cat" command tries to open "/var/log/syslog" text file. Most system services generate their output to this file through the system log service and i think the service isnt running and thats why "cat command fails".

Clues on why the connections drops and fails to come up can be found on the log file.

you can start "system log service" with this command

service syslog restart
.. 3 things are certain in life : death, taxes and software bloat ..
.. tell me something i don't know, something i can use as i struggle to reason with the world around me ..

Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #6 on: November 29, 2010, 05:10:24 PM »
I'm installing Phoenix right now so will post back when it's done and I've tried the network.  The machine is going to have Pclos on it, so best to do it now :-)
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Online muungwana

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #7 on: November 29, 2010, 05:18:24 PM »
ok,
The forum will be here to assist you when you install and you still experience problems.

One of the output above says the computer has a wired and a wireless network interface. You did not mention what interface you were using that was dropping the connection. This is a very critical info as wireless networks behaves differently from wired ones and you should have mentioned this in your initial post. The more precise you are in your descriptions, the faster solutions to your problems may be reached.
.. 3 things are certain in life : death, taxes and software bloat ..
.. tell me something i don't know, something i can use as i struggle to reason with the world around me ..

Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #8 on: November 29, 2010, 05:41:40 PM »
I've installed Phoenix and the wired network is down on first boot.  I've run the network tool to configure it, but it doesn't connect.  It is the wired ethernet I want to connect.  I ran with the defaults which is what I usually do in any Pclos installation when setting up the network.

I ran the "service network restart" command and got exactly the same output as before.

The cat command gives a long output, which I is quite repetitive and appears is the record of the attempts to configure the network - can't copy and paste unfortunately.

The last few lines include "localhost klogd: eth0: no IPv6 routers present".

Is there anything I ought to be looking for to post back?

Thanks again for your help and patience.
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Online muungwana

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #9 on: November 29, 2010, 06:13:31 PM »

The restarting of the network produced an "OK" on eth0 and this suggests the system recognizes the interface and load up a working driver.

Wired connections are pretty stable and its hard to speculate why yours doesnt work and your inability to post your syslog will unnecessarily prolong the troubleshooting stage of the problem. The problem could be on your network side.

Does your network have a functional DHCP server? How many computers do you have on your network? Do others connect automatically and work as expected?Try to set up a static up address and see if it works
.. 3 things are certain in life : death, taxes and software bloat ..
.. tell me something i don't know, something i can use as i struggle to reason with the world around me ..

Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs
« Reply #10 on: November 29, 2010, 07:33:38 PM »
At present only one other computer on the network, this desktop which I am using running up to date Pclos 2010 KDE.

I looked at the network setting for this PC and it gets the DNS servers from DHCP.  I did try to set it up manually on the laptop also, but got the same network connectivity message.

Prior to this the network worked on the same laptop while I had Debian on it, but I did frequently have to reconfigure the network after rebooting, although I had used another friend's laptop in between I think.

Perhaps I'll change the cables around and see what happens.
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Offline silverbirch

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Re: Network down in KDE 2010.11 and phoenix-mini 2010.11 live CDs - resolved!
« Reply #11 on: November 30, 2010, 12:45:54 AM »
I tried a couple of live CDs of other distros - same issue.

Took a look at the modem/router config but beyond my knowledge.  Rebooted it, still the network down.

Put in Pclos Gnome - network down.  Went away and walked dog, and when came back noticed network was up!!  Rebooted into Phoenix, and it's still up.  I write this in Phoenix.

I am wondering if a slow connection could have caused this?  I've recently changed ISP and have noticed considerable slowing of things, even though they say it's the same speed as previous ISP.

Hopefully it's permanently resolved itself!

Thanks to those who gave their time to help.
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