Olá pessoal, olha só o resultado do nmap contra um Playstation 3. Será que o SO no firmware do PS3 é um Kernel NetBSD customizado?
*nmap -O 192.168.1.100*
Starting Nmap 5.61TEST2 ( http://nmap.org ) at 2012-02-26 18:38 Hora oficial do Brasil Nmap scan report for 192.168.1.100 Host is up (0.015s latency). All 1000 scanned ports on 192.168.1.100 are closed MAC Address: aa:bb:cc:dd:ee:ff (Sony Computer Entertainment) Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port Device type: router|general purpose|game console Running: NEC embedded, NetBSD 3.X|5.X, Sony embedded OS CPE: cpe:/o:netbsd:netbsd:3.1.1 cpe:/o:netbsd:netbsd:5 OS details: NEC WarpStar router, NetBSD 3.1.1, NetBSD 5.0 - 5.99.5, Sony PlayStation 3 game console, Sony PlayStation 3 game console test kit Network Distance: 1 hop
OS detection performed. Please report any incorrect results at http://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 5.94 seconds