10 Example of netstat command in UNIX and Linux

The netstat command is one of the most essential and useful networking command for Linux users. It is a general, all purpose network information tool which can be used to find out information about current network connections, multicast group membership, routing tables, network interface statistics and many other low-level details of the host's current network configuration. The good knowledge of netstat command is not only important from the troubleshooting perspective but also from security perspective. It gives useful security related information e.g. what network ports are currently "open" on your system and the list of current network connections and their states. 

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