No network connection after upgrade (via 'yum')

[Warren Sturm]

On Mon, 2005-24-10 at 11:47 -0600, Jon D. Slater wrote:
> Bill Perkins wrote:
> 
> > Jon D. Slater wrote:
> >
> >>
> >>
> >> Bill Perkins wrote:
> >>
> >>> Jon D. Slater wrote:
> >>>
> >>>> I just went back and tried kernel-2.6.13-1.1526_FC4 and the network 
> >>>> is broken there too...
> >>>>
> >>>> Jon D. Slater wrote:
> >>>>
> >>>>> Hi All,
> >>>>>
> >>>>> I just recently did a 'yum' update to my existing FC4 install, and 
> >>>>> re-booted.  The 'yum update' updated my kernel.
> >>>>> kernel-2.6.12-1.1456_FC4    -->   kernel-2.6.13-1.1532_FC4
> >>>>>
> >>>>> My network connection stopped.
> >>>>>
> >>>>> If I look at the network support tools, it looks like everything 
> >>>>> is working.
> >>>>>
> >>>>> During boot, I see the network service start (appears fine), and 
> >>>>> the a long pause when trying to connect to the nntp "Time Server" 
> >>>>> (which Fails).
> >>>>>
> >>>>> If I reboot using the old (2.6.12-1.1456) kernel, everything works 
> >>>>> fine.
> >>>>>
> >>>>> Typically when I've yum-updated before, everything that's needed 
> >>>>> to support the kernel "comes with it".
> >>>>>
> >>>>> I'm running FC4 on an HP Pavilion 8150, with a Linksys NC100 
> >>>>> (Network Everywhere Fast Ethernet 10/100 [rev 11]) card.  And I've 
> >>>>> never had any problems, until now.
> >>>>>
> >>>>> Obviously, this isn't an urgent issue, because I can boot using 
> >>>>> the old kernel, but does anyone know of something I should have done?
> >>>>>
> >>>>> My first thought when this happened was that my network card had 
> >>>>> died, so I replaced it with a 3 Com 3c905, and got exactly the 
> >>>>> same problem.  (That's when I tried putting the old card back in 
> >>>>> and booting using the old kernel.)
> >>>>>
> >>>>> Any suggestions would be GREATLY appreciated.
> >>>>>
> >>>>> Jon
> >>>>
> >>>>
> >>>>
> >>>
> >>> I've had the same sort of issues with an RT2500 card; need to 
> >>> compile the module for each new kernel I use, and starting the ntpd 
> >>> service during boot usually causes a hang. Is there a special kernel 
> >>> module needed for your NC100 card? You might need to compile and 
> >>> install it for the new kernel, I don't know about that particular 
> >>> card. You could also try turning off the ntpd service at startup, 
> >>> and start it manually after bootup and login, that is what I do...
> >>>
> >> I've never needed to compile a kernel module for this card.  It's 
> >> always worked (right of of the box).  When I look at the pull down 
> >> list of supported network cards, it's in the list.
> >>
> >>
> > Ok, next question is, is the module loaded?
> > # lsmod | grep <module_name_of_card>
> >
> I don't see anything regarding "linksys" or "nc100", but I *do* see the 
> "tulip" module.  (This is from the kernel that works.)
> 
> I'm not at the location of the machine, so I can't try re-booting and 
> checking under the new kernel.
> 

There is an entry in bugzilla for 2.6.13
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=169708

I have also experienced the connection problem with the 'tulip' based
card (DE500) but only to/through the ISPs cable modem.  The internal one
works fine.
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