Netstat view the number of system connections and the current connection IP

1. View the current connection IP address:

[Email protected] ~]# Netstat-nat

Active Internet connections (servers and established)

Proto recv-q send-q Local address Foreign address state

TCP 0 0 0.0.0.0:80 0.0.0.0:* LISTEN

TCP 0 0 0.0.0.0:22 0.0.0.0:* LISTEN

TCP 0 0 127.0.0.1:25 0.0.0.0:* LISTEN

TCP 0 0 192.168.1.200:22 192.168.1.162:52265 established

TCP 0 0::: $:::* LISTEN

TCP 0 0:: 1:25:::* LISTEN

2. View the number of 80-port connections

Netstat-nat|grep-i ' |wc-l '

3. View the current number of connection states such as Listen/established/tcp

Netstat-na|grep listen|wc-l

4. View the connection IP

Netstat-na|grep Established|awk ' {print $} ' |awk-f: ' {print '} '

5.netstat--help How to use

Netstat view the number of system connections and the current connection IP