Dá uma olhada nisso , ao executar o comando do desk pro note .
sudo nmap -sT PO 192.168.0.1 saí o seguinte :
dtomadon@desktop:~$ sudo nmap -sT -PO 192.168.0.1
[sudo] password for dtomadon:
Starting Nmap 5.21 (
http://nmap.org ) at 2011-01-29 11:48 BRST
mass_dns: warning: Unable to determine any DNS servers. Reverse DNS is disabled. Try using --system-dns or specify valid servers with --dns-servers
Nmap scan report for 192.168.0.1
Host is up (0.00041s latency).
Not shown: 998 closed ports
PORT STATE SERVICE
139/tcp open netbios-ssn
445/tcp open microsoft-ds
MAC Address: 00:03:0D:E6:06:1D (Uniwill Computer)
Nmap done: 1 IP address (1 host up) scanned in 0.16 seconds
dtomadon@desktop:~$
E do note pro desk. saí isso
dtomadon@dtomadon-I41SI:~$ sudo nmap -sT -PO 192.168.0.2
Starting Nmap 5.21 (
http://nmap.org ) at 2011-01-29 11:53 BRST
Nmap scan report for 192.168.0.2
Host is up (0.00020s latency).
Not shown: 998 closed ports
PORT STATE SERVICE
139/tcp open netbios-ssn
445/tcp open microsoft-ds
MAC Address: 00:1E:90:C0:15:C9 (Elitegroup Computer Systems Co)
Nmap done: 1 IP address (1 host up) scanned in 0.62 seconds
dtomadon@dtomadon-I41SI:~$
Então repeti o teste com o nmap que me pediu anteriormente ná máquina da impressora e deu o seguinte ?
dtomadon@desktop:~$ sudo nmap -sT -PO 192.168.0.2
[sudo] password for dtomadon:
Starting Nmap 5.21 (
http://nmap.org ) at 2011-01-29 11:54 BRST
mass_dns: warning: Unable to determine any DNS servers. Reverse DNS is disabled. Try using --system-dns or specify valid servers with --dns-servers
Nmap scan report for desktop (192.168.0.2)
Host is up (0.00052s latency).
Not shown: 998 closed ports
PORT STATE SERVICE
139/tcp open netbios-ssn
445/tcp open microsoft-ds
Nmap done: 1 IP address (1 host up) scanned in 0.09 seconds
dtomadon@desktop:~$