[user@ipfire37700 ~]# ss -plnt6
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 128 *:81 *:* users:(("httpd",pid=3026,fd=4),("httpd",pid=3023,fd=4))
LISTEN 0 128 *:1013 *:* users:(("httpd",pid=3026,fd=8),("httpd",pid=3023,fd=8))
LISTEN 0 128 *:444 *:* users:(("httpd",pid=3026,fd=6),("httpd",pid=3023,fd=6))