thufir@mordor:~$
thufir@mordor:~$ nmap localhost

Starting Nmap 6.47 ( http://nmap.org ) at 2016-06-29 23:15 PDT
Nmap scan report for localhost (127.0.0.1)
Host is up (0.00037s latency).
Not shown: 992 closed ports
PORT     STATE SERVICE
22/tcp   open  ssh
25/tcp   open  smtp
80/tcp   open  http
110/tcp  open  pop3
119/tcp  open  nntp
631/tcp  open  ipp
2000/tcp open  cisco-sccp
3306/tcp open  mysql

Nmap done: 1 IP address (1 host up) scanned in 0.06 seconds
thufir@mordor:~$
thufir@mordor:~$ nmap 192.168.1.1

Starting Nmap 6.47 ( http://nmap.org ) at 2016-06-29 23:15 PDT
Nmap scan report for 192.168.1.1
Host is up (0.0077s latency).
Not shown: 995 closed ports
PORT     STATE SERVICE
23/tcp   open  telnet
53/tcp   open  domain
80/tcp   open  http
3333/tcp open  dec-notes
5555/tcp open  freeciv

Nmap done: 1 IP address (1 host up) scanned in 0.17 seconds
thufir@mordor:~$