[GLLUG] ipchains

[N N Ashok]

On Wednesday 12 February 2003 12:57, Benjamin Minshall wrote:
> I'm not sure about this particular problem, but it's gotta have something
> to do with that custom kernel.  Do you need custom for a particular reason?
> The packaged kernels in debian are quite complete (including masquerading
> and all sorts of other networking goodies in modules).  I haven't compiled
> a kernel in a while, but I think there's a specific option for "IP
> Forwarding" in addition to "IP Masquerading" and seperate from any of the
> "/proc" stuff.
>
> Did you compile any of the networking components in modules, and if so are
> they loaded properly?
>
> Good luck,
> -Ben
>
> > -----Original Message-----
> > From: linux-user-admin@egr.msu.edu
> > [mailto:linux-user-admin@egr.msu.edu]On Behalf Of David Lee Lambert
> > Sent: Tuesday, February 11, 2003 2:48 PM
> > To: linux-user@egr.msu.edu
> > Subject: [GLLUG] ipchains
> >
> >
> > I used to use my Linux box for masquerading ssh/https/etc connections
> > from the LAN it's attached to,  but over the Christmas break the boot
> > hard-drive crashed so I installed a newer version of Debian and it came
> > with a 2.2 series kernel.  Later I compiled a custom kernel including IP
> > masquerading support,  but when I try it out nothing happens.  I can run
> > ipchains and add all sorts of masquerading rules to the routing tables,
> > but my Windows boxes still time out when I try to do TCP or ping to the
> > Internet.
> >
> > The only thing I can think of is related to a note that I find in the
> > HOWTOs and in the help for the 'IP masquerading' in the
> >
> > kernel-configuration:
> > > The IP masquerading code will only work if IP forwarding is enabled
> > > in your kernel; you can do this by saying Y to "/proc
> > > filesystem support" and "Sysctl support" below and then executing a
> > > line like
> > >
> > >   echo "1" > /proc/sys/net/ipv4/ip_forward
> > >
> > > from a boot time script after the /proc filesystem has been mounted.
> >
> > When I try doing this,  I get a 'file not found' error.  I do have a
> > /proc filesystem,  and the option '/proc filesystem' is enabled in the
> > kernel configuration (under the section Filesystems);  is there another
> > option elsewhere I should know about?
> >
> > --
> > DLL
> > http://www.cse.msu.edu/~lamber45/
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>
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Could you post the .config file for your kernel? That might help in locating 
if you missed something during compilation.

Thanks,
Ashok