Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port udp UNCONN 0 0 *:68 *:* users:(("dhclient",pid=1146,fd=6)) ino:15168 sk:1 <-> tcp LISTEN 0 128 *:22 *:* users:(("sshd",pid=1222,fd=3)) ino:15973 sk:2 <-> tcp LISTEN 0 128 ::ffff:10.0.2.15:9200 :::* users:(("java",pid=1722,fd=125)) uid:112 ino:19543 sk:8 v6only:0 <-> tcp LISTEN 0 128 fe80::a00:27ff:fe32:ed09%enp0s3:9200 :::* users:(("java",pid=1722,fd=124)) uid:112 ino:19542 sk:9 v6only:1 <-> tcp LISTEN 0 128 ::ffff:10.0.2.15:9300 :::* users:(("java",pid=1722,fd=117)) uid:112 ino:19502 sk:a v6only:0 <-> tcp LISTEN 0 128 fe80::a00:27ff:fe32:ed09%enp0s3:9300 :::* users:(("java",pid=1722,fd=115)) uid:112 ino:19494 sk:b v6only:1 <-> tcp LISTEN 0 128 :::22 :::* users:(("sshd",pid=1222,fd=4)) ino:15982 sk:3 v6only:1 <-> tcp LISTEN 0 128 *:80 *:* users:(("nginx",pid=583,fd=8),("nginx",pid=582,fd=8),("nginx",pid=580,fd=8),("nginx",pid=579,fd=8)) ino:14427 sk:ffff8800baf12080 <-> tcp 0 128 *:25 *:* users:(("sendmail",3965,4)) ino:11604 sk:ffff88013a3b5800