One step in securing a Linux computer system is identifying which ports are active. Your system’s active ports give you information about which outside applications may be connected to your system.
The netstat command line utility shows information about the network status of a workstation or server.
Netcat is a simple but handy UNIX utility that reads and writes data across network connections, using either TCP or UDP.
Introduction The study of socket connections is important for every UNIX and network administrator because it allows you to better understand your Linux system’s status.
Introduction lsof was created by Victor A. Abell and is a utility that lists open files.
Overview of ntopng Network Monitoring System In this tutorial you will configure and install ntopng on your Linode.
iPerf is a command-line tool used in diagnosing network speed issues by measuring the maximum network throughput a server can handle.
MTR is a powerful tool that enables administrators to diagnose and isolate networking errors and provide reports of network status to upstream providers.
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