Tom,

The eth0 card is SMC-ultra hardware assigned IRQ 3 at io 280.  So I am not nuts 
Mandrake has a problem with 3c905b cards!

Tom Berkley wrote:

> Well, so far I cannot find an IRQ assigned to either eth0 or eth1. That
> is suspect and something to query the expert list about for starters. If
> it were not for the eth0 also having no interrupt. Is the cable modem an
> internal card type of device and if it is then its configuration is
> probably conflicting with the eth0. I have no knowledge in that area and
> cannot help there.
>
> Yeah, the more I look at the files you sent, the more I suspect either
> the cable modem conflict or the 3Com just decided to pass on to the next
> life. To verify the conflict, remove the modem install and see if it
> works then. If not then contact 3Com for a swap.
>
> Tom Berkley
>
> Jeff Hoffman wrote:
> >
> > Tom,
> >
> > Thank you for some good input hard to find!
> >
> > I checked everything you said and it seems ok.  Take a look at my
> > configuration files I have attached..
> >
> > Card comes UP when Linux starts however it just gets configured and never
> > really comes UP.
> >
> > My eth0 is connected to my Cablemodem and is working fine.   The 3com card is
> > eth1and is connected to a 10/100 switch and I have good link lights.
> >
> > Tom Berkley wrote:
> >
> > > I take it that you have fired up linuxconf and gone to the network
> > > section  to configure the card. I looked at my config there and it uses
> > > the 3c59x driver in mandrake 7.2... Its set to manual, there is a
> > > primary name + domain (elbert.lunkhead), an  ip address, the netmask is
> > > 255.255.255.0, (if your netmask is not the same on all your machines, it
> > > may not work) the net device is eth0, and the kernel module is 3c59x. I
> > > do not us bind so I have all my machine names and ip addresses in
> > > /etc/hosts and the /etc/resolv.conf has
> > >
> > > search my_isp_domainname
> > > nameserver  ipaddress
> > > nameserver  another ipaddress
> > > nameserver  yet another ipaddress
> > >
> > > and that's it.
> > >
> > > If that does not work when you restart the network, I would look in
> > > /proc/interrupts and see what interrupt linux assigned to the nic. If
> > > that is shared, then I would disable the hardware that it is shared with
> > > (ie remove it or disable it in the bios if its usb). I would also remove
> > > the nic and plug it back in just to make certain that its seated
> > > properly in the slot. Don't laugh or sneer, I've seen hardware the
> > > stopped working and started working again when this was done.
> > >
> > > While you're poking around in /proc look at the ioports and see what io
> > > port is assigned to the nic. Do you have anything that is coming on line
> > > later that has an ioport conflict. In laptops there can be conflicts
> > > between pcmcia cards and the sound card that will lock a machine and you
> > > have to power off to recover. I do not know of what would cause an
> > > ioport conflict outside of this but there are some people around who may
> > > know if you get this far. Poke around in /proc/net: cat out the dev file
> > > and look at the eth0 status.
> > >
> > > How are you connected to the rest of your network? What are you plugging
> > > into this nic? What mobo? Hub, switch, modem (dsl or cable), ???
> > >
> > > I too have installed turbo linux. It did not like my hardware and made a
> > > mess out of the partition that it was on, but redhat, mandrake, debian,
> > > and win98se are very fond of my hardware. I don't know how to make your
> > > hardware work, but I hope this gets you pointed in that direction.
> > >
> > > Tom Berkley
> > >
> > >  Then I would look at the bios on the your motherboard and see if there
> > > is an update. Next check with 3com and see if there is a firmware update
> > > ( i've never seen a firmware update for an nic but this is the next step
> > > on my list of things to check).
> > > Jeff Hoffman wrote:
> > > >
> > > > Tom,
> > > >
> > > > OK I give up how do you make them work.
> > > >
> > > > The card is seen by harddrake and identified correcly.  I have tried to
> > > > use both the 3c59x and 3c90x drivers. Card configures just does not come
> > > > "UP".
> > > >
> > > > So what am I missing?
> > > >
> > > > Turbo Linux on the same hardware will operate the card.
> >
> >   ------------------------------------------------------------------------
> > PCI devices found:
> >   Bus  0, device   0, function  0:
> >     Host bridge: Intel 82439TX (rev 1).
> >       Medium devsel.  Master Capable.  Latency=64.
> >   Bus  0, device   7, function  0:
> >     ISA bridge: Intel 82371AB PIIX4 ISA (rev 1).
> >       Medium devsel.  Fast back-to-back capable.  Master Capable.  No bursts.
> >   Bus  0, device   7, function  1:
> >     IDE interface: Intel 82371AB PIIX4 IDE (rev 1).
> >       Medium devsel.  Fast back-to-back capable.  Master Capable.  Latency=64.
> >       I/O at 0xf000 [0xf001].
> >   Bus  0, device   7, function  2:
> >     USB Controller: Intel 82371AB PIIX4 USB (rev 1).
> >       Medium devsel.  Fast back-to-back capable.  IRQ 11.  Master Capable.  
>Latency=64.
> >       I/O at 0x6400 [0x6401].
> >   Bus  0, device   7, function  3:
> >     Bridge: Intel 82371AB PIIX4 ACPI (rev 1).
> >       Medium devsel.  Fast back-to-back capable.
> >   Bus  0, device  16, function  0:
> >     VGA compatible controller: S3 Inc. ViRGE/DX or /GX (rev 1).
> >       Medium devsel.  Master Capable.  Latency=64.  Min Gnt=4.Max Lat=255.
> >       Non-prefetchable 32 bit memory at 0xe0000000 [0xe0000000].
> >   Bus  0, device  17, function  0:
> >     Ethernet controller: 3Com 3C905B 100bTX (rev 36).
> >       Medium devsel.  Master Capable.  Latency=64.  Min Gnt=10.Max Lat=10.
> >       I/O at 0x6800 [0x6801].
> >       Non-prefetchable 32 bit memory at 0xe4000000 [0xe4000000].
> >
> >   ------------------------------------------------------------------------
> >                 Name: Dmesg.lst
> >    Dmesg.lst    Type: application/x-unknown-content-type-lst_auto_file
> >             Encoding: base64
> >
> >                  Name: Eth1up.lst
> >    Eth1up.lst    Type: application/x-unknown-content-type-lst_auto_file
> >              Encoding: base64
> >
> >                    Name: Ifconfig.lst
> >    Ifconfig.lst    Type: application/x-unknown-content-type-lst_auto_file
> >                Encoding: base64
> >
> >   ------------------------------------------------------------------------
> >            CPU0
> >   0:      49923          XT-PIC  timer
> >   1:        631          XT-PIC  keyboard
> >   2:          0          XT-PIC  cascade
> >   3:        208          XT-PIC  SMC Ultra
> >   6:         55          XT-PIC  floppy
> >   8:          1          XT-PIC  rtc
> >  12:      19313          XT-PIC  PS/2 Mouse
> >  13:          1          XT-PIC  fpu
> >  14:      14437          XT-PIC  ide0
> >  15:         20          XT-PIC  ide1
> > NMI:          0
> >
> >   ------------------------------------------------------------------------
> > 0000-001f : dma1
> > 0020-003f : pic1
> > 0040-005f : timer
> > 0060-006f : keyboard
> > 0070-007f : rtc
> > 0080-008f : dma page reg
> > 00a0-00bf : pic2
> > 00c0-00df : dma2
> > 00f0-00ff : fpu
> > 0170-0177 : ide1
> > 01f0-01f7 : ide0
> > 0280-029f : SMC Ultra
> > 0376-0376 : ide1
> > 0378-037f : parport0
> > 03c0-03df : vga+
> > 03f0-03f5 : floppy
> > 03f6-03f6 : ide0
> > 03f7-03f7 : floppy DIR
> > 0778-077a : parport0
> > 6800-687f : eth1
> > f000-f007 : ide0
> > f008-f00f : ide1
> >
> >   ------------------------------------------------------------------------
> > Inter-|   Receive                                                |  Transmit
> >  face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets 
>errs drop fifo colls carrier compressed
> >     lo:    3628      56    0    0    0     0          0         0     3628      56 
>   0    0    0     0       0          0
> >   eth0:   27244     267    0    0    0     0          0       210     6065      58 
>   0    0    0     0       0          0
> >   eth1:       0       0    0    0    0     0          0         0        0       0 
>   0    0    0     0       0          0
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