network stalls on Fedora Core 3

[Sam Williams]

On Wed, 2005-04-06 at 16:24 -0700, Keith Fetterman wrote:
> Folks,
> 
> I am encountering a random problem where network (100BaseT ethernet) 
> connections stall when downloading files.  I first noticed a problem 
> when updating my system using up2date.  I discovered the update process 
> would hang.
> 
> I am now seeing the network stalling when I am downloading a large file, 
> roughly 41MB, using scp.  The point at which it stalls is random and it 
> doesn't always stall (but it usually does.) When it stalls, it usually 
> stalls after 20-30MB have been transferred.
> 
> I have Fedora Core 3 installed.  I had originally installed Fedora Core 
> 2 and upgraded to 3.
> 
> I have already tried the following:
> 
> - different network cable
> - different port on the switch
> - different network card, including a different type of card
> 
> I even changed out the mouse from a ps/2 to a USB.
> 
> Any ideas on what could be causing this and how to correct would be 
> really appreciated.  Or ideas on where to look for troubleshooting ideas.
> 
> Thanks,
> Keith

Keith,

I've had similar problem when inexpensive switch and/or old network card
had trouble with automatic negotiation.  Got around it by selecting
specific speed, usually only possible on network card.  Usually went for
10baseT, Full Duplex--not the fastest but reliable.

Sam