Some common network commands

1,netstat

The function of the netstat command is to display network connections, routing tables, and network interface information to let users know which network connections are in operation. [1] When used without parameters, Netstat displays the active TCP connection.

View command: Netstat-ano |grep 6379, which can be used to view the usage of a port.
Netstat-an are generally used to display all connected ports and are represented by numbers.

2,top

The top command is often used to monitor Linux system conditions, such as CPU and memory usage. Enables real-time display of resource usage for each process in the system.

Reference: http://blog.csdn.net/tianlesoftware/article/details/6197783

Some common network commands