This article explains how to use Netstat for network monitoring in Linux. Netstat information, such as active connections, listening ports, routing tables, and network interface statistics. It is part of the net-tools package, which must be installed separately on many modern Linux distributions.<\/p>\n
Install Netstat on Linux To verify installation:<\/strong><\/p>\n Running netstat without any options displays active (non-listening) connections.<\/p>\n Output Fields Explanation:<\/strong><\/p>\n Commonly Used Options: Practical Examples:<\/strong><\/p>\n Netstat is a fundamental tool for network troubleshooting and monitoring in Linux. Although newer tools like \u201css\u201d are now preferred in modern systems, netstat remains widely used and useful for quick diagnostics. If you require additional assistance, feel free to contact our support staff.<\/p>\n Looking for deeper network insights? Learn How to monitor incoming and outgoing network connections in Linux servers<\/a><\/strong><\/em><\/p>\n","protected":false},"excerpt":{"rendered":" This article explains how to use Netstat for network monitoring in Linux. Netstat information, such as active connections, listening ports, routing tables, and network interface statistics. It is part of…<\/p>\n
\n<\/strong>Netstat is not installed by default on many systems. It can be installed using the package manager relevant to your Linux distribution.<\/p>\n\n
sudo apt install net-tools -y<\/pre>\n<\/li>\n
sudo dnf install net-tools -y<\/pre>\n<\/li>\n
sudo pacman -Sy net-tools<\/pre>\n<\/li>\n
sudo zypper install net-tools -y<\/pre>\n<\/li>\n
sudo apk add net-tools<\/pre>\n<\/li>\n<\/ol>\n
netstat --version<\/pre>\n
Command Syntax:\r\n<\/strong>netstat [OPTIONS]<\/pre>\n
\n
\n<\/strong>-a: Displays all connections (listening and non-listening)
\n-l: Shows only listening sockets
\n-t: Displays TCP connections
\n-u: Displays UDP connections
\n-n: Displays numeric addresses instead of resolving names
\n-p: Displays the PID and name of the program to which each socket belongs
\n-r: Displays the kernel routing table
\n-i: Displays network interface statistics
\n-o: Displays timers<\/p>\n\n
sudo netstat -p<\/pre>\n<\/li>\n
sudo netstat -ltup<\/pre>\n<\/li>\n
netstat -r<\/pre>\n<\/li>\n
netstat -i<\/pre>\n<\/li>\n
sudo netstat -apn<\/pre>\n<\/li>\n
sudo netstat -aptn\r\nsudo netstat -apun<\/pre>\n<\/li>\n
netstat -ano<\/pre>\n<\/li>\n
netstat -tuln<\/pre>\n<\/li>\n<\/ol>\n
\nFor greater control over ports and services, consider using a Linux VPS with full network-level access<\/a>.\n<\/div>\n