Re: [tlug] Giving a program priority briefly

[Curt Sampson <cjs@example.com>]

On Mon, 11 Jun 2007, Stephen J. Turnbull wrote:

> > > I assume that this answer means that the TCP/IP-stack does not run in
> > > single user mode? :)
>
> > Yup. :)
>
> Er, what stops it from running, if you have it and the hardware driver
> built in, and not loaded as a module?  Of course, you won't have an
> address configured (at least on some distros), which means that you'll
> never get to the TCP or UDP protocol level, but hardware interrupts
> will still be delivered to the CPU, which will send them to a hardware
> driver, which will do something with them, no?

Indeed. It will deliver them up to the rest of the networking stack in
the kernel. And if you want working TCP/IP, just ifconfig the interface
up, add a default route to taste, and start using it. You can even
resolve hostnames if you can read /etc/resolv.conf. It's all there.

cjs
--
Curt Sampson       <cjs@example.com>        +81 90 7737 2974
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