Centos的网络配置命令和文件
# ss -tanState Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 128 *:22 *:*
LISTEN 0 100 127.0.0.1:25 *:*
ESTAB 0 52 172.16.9.9:22 172.16.7.211:54886
LISTEN 0 128 :::80 :::*
LISTEN 0 128 :::22 :::*
LISTEN 0 100 ::1:25 :::*
# ss -tanl
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 128 *:22 *:*
LISTEN 0 100 127.0.0.1:25 *:*
LISTEN 0 128 :::80 :::*
LISTEN 0 128 :::22 :::*
LISTEN 0 100 ::1:25 :::*
# ss -tanlp
State Recv-Q Send-Q Local Address:Port Peer Address:Port
LISTEN 0 128 *:22 *:* users:(("sshd",pid=1250,fd=3))
LISTEN 0 100 127.0.0.1:25 *:* users:(("master",pid=2365,fd=13))
LISTEN 0 128 :::80 :::* users:(("httpd",pid=2824,fd=4),("httpd",pid=2823,fd=4),("httpd",pid=2822,fd=4),("httpd",pid=2821,fd=4))
LISTEN 0 128 :::22 :::* users:(("sshd",pid=1250,fd=4))
LISTEN 0 100 ::1:25
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