"Cameron Kerr" <cameron.kerr@paradise.net.nz> wrote in message
news:slrnbvrjk2.dsv.cameron.kerr@orloc.localdomain ...
> On 2004-01-08, Geoff <geoff_r@canada.com> wrote:
> >
> > "Cameron Kerr" <cameron.kerr@paradise.net.nz> wrote in message
> > news:slrnbvpbko.dsv.cameron.kerr@orloc.localdomain ...
> >> On 2004-01-07, Geoff <geoff_r@canada.com> wrote:
> >>
> >> > Setup:
> >> > WAN
> >> > |
> >> > 3Com <--> Router <--> Other PC
>
> > Sorry the picture didn't work... the WAN is connected to the router
(it's
> > WAN port) while the PC and 3COM (in the redhat machine) are on the LAN
side
> > of the router.
>
> Use a monospace font when doing ASCII art.
>
> > I'm wondering if the NIC's (3Com) interrupt is not be
noticed/processed..
> > (I'm sure there are interrupts as there is traffic in the form of pings
> > to/from the PC)
>
> It is possible that the 3Com is dropping interrupts, possibly because of
> a driver issue. Might I suggest you try a different card?
I know the card does work as if I boot with a network install floppy disk it
will DHCP fine (with a "normal" boot it will not DHCP fine (I'm assuming for
the same reason that the pings don't work...))
> Or, get hold of the testing disk (usually a DOS program) which will
> perform hardware checking on it for you. I'm told that there are Linux
> programs for doing this also.
>
> >> You should also make sure that the Router is set to forward IP.
> >> 'cat /proc/sys/net/ipv4/ip_forward' should output 1.
> >
> > When I run look at /proc/sys/net/ipv4/ip_forward it is 0 - what does
this
> > mean ?
>
> On the router? Are you sure? It should be set to 1 so that it will
> forward IP packets. Usually, that's done by putting the following in
> your startup commands, although I imagine Redhat does it differently.
I ran this command on the RedHat system - the router is Linksys so I don't
have a command prompt (just a web interface that I know of..)
> echo 1 > /proc/sys/net/ipv4/ip_forward
>
> --
> Cameron Kerr
> cameron.kerr@paradise.net.nz : http://nzgeeks.org/cameron/
> Empowered by Perl!