Sorry i forgot to say even when only windows is running the network is 
also stopping priodically. Before installing linux as double boot I 
shrinked the NTFS parttion to free space for linux so ....
The wireless source is in a linux box running linux enterprize.

  Thank you, Rachid


On Thu, 13 Jan 2011, Rachid Ayad wrote:

> Justly I just arrived at a Lab that has many wondows boxes and I need linux 
> for my work so I installed SL Linux 5.5 as double boot with VISTA and in all 
> machines with double boot windows-linux the network is lost periodically. All 
> the PCs have USB wireless probe. I am new in the Lab but at the time I am 
> writing this email i did not check yet the wrieless source.
>
> Thank you, rachid.
>
>
> On Thu, 13 Jan 2011, Francesco Alfano wrote:
>
>> Hello,
>> I have a problem with the (exported) sharing of network resources.
>> Initially i've used a sever with RedHat 7.3 kernel 2.4 now i've installed 
>> Scientific Linux 5.5 with kernel 2.6.18-194.32.1.el5PAE with Samba version 
>> 3.0.33-3.29.el5_5.1.
>> The problem is that I lose the network connection periodically, about 10 
>> minutes!
>> 
>> I initially thought the problem was caused by a misconfiguration of samba 
>> version of sl, that I installed on a client machine with windows 2000 the 
>> "Microsoft Windows for Unix" in order to use nfs connection exported from 
>> linux server, but the problema arise equally.
>> 
>> It's a serious problem for me because the disconnection of a mapped drive 
>> on w2k (connected via smb or nfs) is causing the crash of a basic 
>> application that tries to detect the presence every second of a new file in 
>> shared resource.
>> 
>> This problem was not present with the older version of linux !!!
>> 
>> 
>> Thanks in advance for your help.
>> 
>> -- 
>> --
>> Best Regards
>> Francesco Alfano
>> 
>