Re: NO ADSL with kernel-smp 2.6.12-1.1376_FC3

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On Wed, 2005-08-31 at 07:52 +0200, Antonio Montagnani wrote:
> Edward Dekkers said the following on 31/08/2005 06:26:
> > Antonio Montagnani wrote:
> > 
> >> Antonio Montagnani said the following on 30/08/2005 09:16:
> >>
> >>> Edward Dekkers said the following on 30/08/2005 09:06:
> >>>
> >>>> Antonio Montagnani wrote:
> >>>>
> >>>>> I cannot connect to my ADSL Internet if I use SMP kernel, while 
> >>>>> with standard 2.6.12-1.1376 kernel on same machine, it works 
> >>>>> flawlessly.
> >>>>> The modem works, Ethernet network is on but connection is refused
> >>>>> Shall I file a bug??
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> No,
> >>>>
> >>>> There is no real difference between running a standard kernel or an 
> >>>> SMP one. Bar the fact that SMP will actually use the two processors 
> >>>> in your machine that is. I run SMP myself, and it makes no 
> >>>> difference to my connection running standard or SMP kernel.
> >>>>
> >>>> I'd look at doing some other diagnostic work before filing a report.
> >>>>
> >>>> We can't help you for the rest because you don't explain your set up.
> >>>>
> >>>> Regards,
> >>>> Ed.
> >>>>
> >>>
> >>> My setup is very standard, a Pentium 4 Asus motherboard P5P800, 1 GB, 
> >>> two network cards (the integrated is connected to my network, the 
> >>> Realtek 8029 to my ethernet modem).
> >>> Which diagnostic shall I check??
> >>>
> >> upgraded to FC4, same behaviour also with 2.6.12-1.447smp
> >>
> >> where to look???
> >>
> > 
> > Number one would be to see if the Realtek interface actually comes up - 
> > then there's a whole slew of tools like ifconfig, ping, iptraf, dhclient 
> > etc. to be used one by one to see where the problem lies.
> > 
> > When I asked you to provide more details, I wasn't really after 
> > motherboard and stuff like that, I was after your internet connection 
> > details of course. This is how I would describe one for example:
> > 
> > Maestro Woomera Serial modem connected to /dev/ttyS0
> > Using pppd on demand/wvdial to make a connection
> > The IP address on that interface (ppp0) is assigned dynamically by my isp.
> > The log shows dialling to be ok, and pppd taking over the connection 
> > once wvdial has established it.
> > ifconfig shows an IP allocated to me ip address: 203.0.178.191 with 
> > netmask 255.255.255.0.
> > I can ping internal addresses and external ones by name 
> > (www.microsoft.com) and number (207.46.199.60).
> > 
> > This is in the case of dial-up. Your trace will be different.
> > 
> > Really, you have provided nothing of use in diagnosing this problem. I'm 
> > assuming your modem takes care of the connection and just gives you an 
> > internal IP address which you set to the gateway? or do you need to run 
> > PPPoE or some other protocol manually?
> > 
> > You must assume we know nothing about your set-up when posting to this 
> > list.
> > 
> > Regards,
> > Ed.
>   Ed,
> 
> it seems that I can't ping the Ethernet modem when using SMP 
> kernel(destination unreachable), if I connet to ist internal webpage I 
> get a message of no routing.
> I have iptables running: and everything is o.k on standard kernel!!!
> What is happening???
> 
> -- 
>   Antonio

Anything relevant in /var/log/messages?  What is the output of route -n?

Bob...


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