^Ctim@raspberrypi ~ $ sudo netstat -lptu Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 *:imap2 *:* LISTEN 2902/dovecot tcp 0 0 *:http *:* LISTEN 1960/apache2 tcp 0 0 *:ftp *:* LISTEN 2515/vsftpd tcp 0 0 *:xmpp-server *:* LISTEN 2318/lua5.1 tcp 0 0 *:ssh *:* LISTEN 2418/sshd tcp 0 0 raspberrypi.local:ipp *:* LISTEN 2161/cupsd tcp 0 0 *:microsoft-ds *:* LISTEN 2292/smbd tcp 0 0 *:9247 *:* LISTEN 3571/master tcp 0 0 *:imaps *:* LISTEN 2902/dovecot tcp 0 0 localhost:5347 *:* LISTEN 2318/lua5.1 tcp 0 0 *:xmpp-client *:* LISTEN 2318/lua5.1 tcp 0 0 *:8200 *:* LISTEN 2604/minidlna tcp 0 0 *:5000 *:* LISTEN 2318/lua5.1 tcp 0 0 *:netbios-ssn *:* LISTEN 2292/smbd ^[[Ctcp6 0 0 [::]:imap2 [::]:* LISTEN 2902/dovecot tcp6 0 0 [::]:9247 [::]:* LISTEN 3571/master tcp6 0 0 [::]:imaps [::]:* LISTEN 2902/dovecot udp 0 0 *:mdns *:* 2123/avahi-daemon: udp 0 0 *:53293 *:* 1833/dhclient udp 0 0 raspberrypi.local:53828 *:* 2604/minidlna udp 0 0 *:bootpc *:* 1833/dhclient udp 0 0 *:41835 *:* 2123/avahi-daemon: udp 0 0 *:1900 *:* 2604/minidlna udp 0 0 *:ipp *:* 2161/cupsd udp 0 0 raspberrypi.local:ntp *:* 2229/ntpd udp 0 0 localhost:ntp *:* 2229/ntpd udp 0 0 *:ntp *:* 2229/ntpd udp 0 0 10.0.0.255:netbios-ns *:* 2289/nmbd udp 0 0 raspberrypi.:netbios-ns *:* 2289/nmbd udp 0 0 *:netbios-ns *:* 2289/nmbd udp 0 0 10.0.0.255:netbios-dgm *:* 2289/nmbd udp 0 0 raspberrypi:netbios-dgm *:* 2289/nmbd udp 0 0 *:netbios-dgm *:* 2289/nmbd tim@raspberrypi ~ $ sudo lsof -i COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME dhclient 1833 root 8u IPv4 2365 0t0 UDP *:bootpc dhclient 1833 root 20u IPv4 2332 0t0 UDP *:53293 apache2 1960 root 3u IPv4 2534 0t0 TCP *:http (LISTEN) apache2 1965 www-data 3u IPv4 2534 0t0 TCP *:http (LISTEN) apache2 1966 www-data 3u IPv4 2534 0t0 TCP *:http (LISTEN) avahi-dae 2123 avahi 13u IPv4 2642 0t0 UDP *:mdns avahi-dae 2123 avahi 14u IPv4 2644 0t0 UDP *:41835 cupsd 2161 root 9u IPv4 2700 0t0 TCP raspberrypi.local:ipp (LISTEN) cupsd 2161 root 11u IPv4 2703 0t0 UDP *:ipp ntpd 2229 ntp 16u IPv4 2825 0t0 UDP *:ntp ntpd 2229 ntp 17u IPv4 2829 0t0 UDP localhost:ntp ntpd 2229 ntp 18u IPv4 2830 0t0 UDP raspberrypi.local:ntp nmbd 2289 root 9u IPv4 2939 0t0 UDP *:netbios-ns nmbd 2289 root 10u IPv4 2940 0t0 UDP *:netbios-dgm nmbd 2289 root 11u IPv4 2942 0t0 UDP raspberrypi.local:netbios-ns nmbd 2289 root 12u IPv4 2943 0t0 UDP 10.0.0.255:netbios-ns nmbd 2289 root 13u IPv4 2944 0t0 UDP raspberrypi.local:netbios-dgm nmbd 2289 root 14u IPv4 2945 0t0 UDP 10.0.0.255:netbios-dgm smbd 2292 root 27u IPv4 2987 0t0 TCP *:microsoft-ds (LISTEN) smbd 2292 root 28u IPv4 2989 0t0 TCP *:netbios-ssn (LISTEN) lua5.1 2318 prosody 2u IPv4 3039 0t0 TCP *:xmpp-client (LISTEN) lua5.1 2318 prosody 5u IPv4 2995 0t0 TCP *:5000 (LISTEN) lua5.1 2318 prosody 6u IPv4 3040 0t0 TCP *:xmpp-server (LISTEN) lua5.1 2318 prosody 7u IPv4 3041 0t0 TCP localhost:5347 (LISTEN) sshd 2418 root 3u IPv4 3094 0t0 TCP *:ssh (LISTEN) vsftpd 2515 root 3u IPv4 3201 0t0 TCP *:ftp (LISTEN) minidlna 2604 minidlna 5u IPv4 3456 0t0 UDP *:1900 minidlna 2604 minidlna 6u IPv4 3457 0t0 TCP *:8200 (LISTEN) minidlna 2604 minidlna 7u IPv4 3458 0t0 UDP raspberrypi.local:53828 sshd 2636 root 3u IPv4 3503 0t0 TCP raspberrypi.local:ssh->10.0.0.2:33079 (ESTABLISHED) sshd 2714 tim 3u IPv4 3503 0t0 TCP raspberrypi.local:ssh->10.0.0.2:33079 (ESTABLISHED) dovecot 2902 root 27u IPv4 4681 0t0 TCP *:imap2 (LISTEN) dovecot 2902 root 28u IPv6 4682 0t0 TCP *:imap2 (LISTEN) dovecot 2902 root 29u IPv4 4683 0t0 TCP *:imaps (LISTEN) dovecot 2902 root 30u IPv6 4684 0t0 TCP *:imaps (LISTEN) master 3571 root 12u IPv4 6841 0t0 TCP *:9247 (LISTEN) master 3571 root 13u IPv6 6843 0t0 TCP *:9247 (LISTEN) tim@raspberrypi ~ $ sudo netstat -tulpn Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name tcp 0 0 0.0.0.0:143 0.0.0.0:* LISTEN 2902/dovecot tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 1960/apache2 tcp 0 0 0.0.0.0:21 0.0.0.0:* LISTEN 2515/vsftpd tcp 0 0 0.0.0.0:5269 0.0.0.0:* LISTEN 2318/lua5.1 tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 2418/sshd tcp 0 0 10.0.0.4:631 0.0.0.0:* LISTEN 2161/cupsd tcp 0 0 0.0.0.0:445 0.0.0.0:* LISTEN 2292/smbd tcp 0 0 0.0.0.0:9247 0.0.0.0:* LISTEN 3571/master tcp 0 0 0.0.0.0:993 0.0.0.0:* LISTEN 2902/dovecot tcp 0 0 127.0.0.1:5347 0.0.0.0:* LISTEN 2318/lua5.1 tcp 0 0 0.0.0.0:5222 0.0.0.0:* LISTEN 2318/lua5.1 tcp 0 0 0.0.0.0:8200 0.0.0.0:* LISTEN 2604/minidlna tcp 0 0 0.0.0.0:5000 0.0.0.0:* LISTEN 2318/lua5.1 tcp 0 0 0.0.0.0:139 0.0.0.0:* LISTEN 2292/smbd tcp6 0 0 :::143 :::* LISTEN 2902/dovecot tcp6 0 0 :::9247 :::* LISTEN 3571/master tcp6 0 0 :::993 :::* LISTEN 2902/dovecot udp 0 0 0.0.0.0:5353 0.0.0.0:* 2123/avahi-daemon: udp 0 0 0.0.0.0:53293 0.0.0.0:* 1833/dhclient udp 0 0 10.0.0.4:53828 0.0.0.0:* 2604/minidlna udp 0 0 0.0.0.0:68 0.0.0.0:* 1833/dhclient udp 0 0 0.0.0.0:41835 0.0.0.0:* 2123/avahi-daemon: udp 0 0 0.0.0.0:1900 0.0.0.0:* 2604/minidlna udp 0 0 0.0.0.0:631 0.0.0.0:* 2161/cupsd udp 0 0 10.0.0.4:123 0.0.0.0:* 2229/ntpd udp 0 0 127.0.0.1:123 0.0.0.0:* 2229/ntpd udp 0 0 0.0.0.0:123 0.0.0.0:* 2229/ntpd udp 0 0 10.0.0.255:137 0.0.0.0:* 2289/nmbd udp 0 0 10.0.0.4:137 0.0.0.0:* 2289/nmbd udp 0 0 0.0.0.0:137 0.0.0.0:* 2289/nmbd udp 0 0 10.0.0.255:138 0.0.0.0:* 2289/nmbd udp 0 0 10.0.0.4:138 0.0.0.0:* 2289/nmbd udp 0 0 0.0.0.0:138 0.0.0.0:* 2289/nmbd