System Drops Network Connection

[Jay Ridgley]

On 12/24/2013 03:22 AM, Colin Law wrote:
> On 24 December 2013 09:17, Jay Ridgley <jridgley2 at austin.rr.com> wrote:
>> Folks,
>>
>> Recently one of my systems started dropping the connection to my network. If
>> I reboot the system it is up for a while as long as no one is doing anything
>> on it(no logins and no printing) but it will drop the connection after a
>> time. My gut feel is that Network Manager is causing the problem but I do
>> not know where to look to find the problem.
>>
>> There has been no changes made for the configuration files yet this happens.
>>
>> I have found some information with Google about this type of problem but I
>> have not been able to find a solution.
>>
>> I use a static wired connection to my network.
>>
>> System is running Ubuntu 12.04.3 LTS (GNU/Linux 3.2.0-57-generic i686) all
>> updates have been applied.
>>
>> I have two systems that are configured in the same manner one has no
>> problems the other does. Any ideas?
>
> Anything in /var/log/syslog?

There are several entries for Network Manager reporting Unmanaged Device found
>
> When you say it goes down, do you mean it says it is disconnected or
> just is not working?

It remains working, however, there is no connection to the network. Can not ping 
yahoo.com for example.

> What happens if you unplug the cable and put it back?
>
Have not tried that, yet
> Colin
>

Cheers,
Jay
-- 


Jay Ridgley
jridgley2 at austin.rr.com
Registered Linux User ID - 9115
https://linuxcounter.net/cert/9115.png
Registered Ubuntu User ID - 23320