[root@tp-vms28 polytech]# lsof -i -n -P
COMMAND    PID     USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
rpcbind   1275      rpc    6u  IPv4  11688      0t0  UDP *:111
rpcbind   1275      rpc    7u  IPv4  11689      0t0  UDP *:602
rpcbind   1275      rpc    8u  IPv4  11690      0t0  TCP *:111 (LISTEN)
rpcbind   1275      rpc    9u  IPv6  11691      0t0  UDP *:111
rpcbind   1275      rpc   10u  IPv6  11692      0t0  UDP *:602
rpcbind   1275      rpc   11u  IPv6  11693      0t0  TCP *:111 (LISTEN)
dhclient  1384     root    6u  IPv4  12183      0t0  UDP *:68
clock-app 2473 polytech   22u  IPv4  25478      0t0  TCP 129.175.252.78:55416->193.51.224.8:80 (CLOSE_WAIT)
xinetd    3151     root    5u  IPv6  23417      0t0  TCP *:23 (LISTEN)