[ILUG] router possibly running linux/*nix

[Paul Jakma]

On Sun, 8 May 2005, Gavin McCullagh wrote:

> 1. I've heard of linux being used on a lot of these devices but seldom
>   heard of other unixes.  What's the likelihood that I'm wrong and it's
>   not running linux or any other GPL tools?

It mostly seems to be Linux, but that's not enough to go on. Could be 
a BSD derivative or some other embedded OS (most of which are not 
completely un-unixish, eg VxWorks).

> 2. How can I better determine what's on it?  It has 4 UDP ports and a USB.
>   I can portscan it of course and look for telnet or other services but
>   that would seem a bit too easy.  Also nmap can make a guess at the OS.
>   I guess I can look at the headers from it's little webserver.

nmap -O?

You really to find the firmware though.

> I've heard of people using strings on the firmware

That wont always help, eg if its using Squashfs or some such. (Or if 
its compressed). Trick then is to look through it for the appropriate 
magic (eg gzip, bzip, squashfs, romfs, etc..).

> gpl-violations.org and will pass this on to them if I can determine 
> beyond reasonable doubt that this is GPL sofware provided without 
> source.

Get thee thy hands on the firmware, somehow.

regards,
-- 
Paul Jakma	paul at clubi.ie	paul at jakma.org	Key ID: 64A2FF6A
Fortune:
The urge to gamble is so universal and its practice so pleasurable
that I assume it must be evil.
 		-- Heywood Broun