Effectuer une analyse de port de base (nmap -F 203.127.105.5)
Nmap scan report for 203.127.105.5
Host is up (0.18s latency).
Not shown: 99 closed tcp ports (reset)
PORT STATE SERVICE
1723/tcp open pptp
Nmap done: 1 IP address (1 host up) scanned in 1.48 seconds