March 1, 2024

Having trouble with the netstat command not being found in your Debian, Ubuntu, CentOS, or RHEL system? Here’s how to troubleshoot and fix the issue.

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Check if the netstat command is installed on your system by running “which netstat” or “whereis netstat” to locate the command’s path.

Resolving Access Issues

To resolve access issues with the netstat command in Debian/Ubuntu/CentOS/RHEL, first ensure that the net-tools package is installed on your system. You can do this by running the sudo apt install net-tools command on Debian/Ubuntu or sudo yum install net-tools on CentOS/RHEL. If the package is already installed, try reinstalling it to fix any potential issues. After reinstalling, you should be able to use the netstat command without any problems.

If you continue to experience access issues, check your user permissions and ensure that you are running the command with the necessary privileges. Use the sudo command to run netstat as the root user if needed. Additionally, verify that the netstat command is located in a directory included in your system’s PATH environment variable. If it is not, you may need to adjust the PATH variable to include the directory where netstat is located.

When in doubt, try using the ‘netstat’ command to troubleshoot network issues.

Installation of net-tools Across Linux Distributions

Terminal window with netstat command in action

  • Debian/Ubuntu:
    • Open Terminal
    • Run the command sudo apt update
    • Run the command sudo apt install net-tools
  • CentOS/RHEL:
    • Open Terminal
    • Run the command sudo yum update
    • Run the command sudo yum install net-tools
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Utilizing the Command for Network Diagnostics

To troubleshoot the “netstat Command not found” issue in Debian/Ubuntu/CentOS/RHEL, you can utilize the “ss” command as an alternative for network diagnostics. Open a terminal and enter the following command: ss -tulwn. This will display the list of open network ports and their associated processes. You can also use the “lsof” command to check for open network connections and the processes using them. Enter the command:

lsof -i to see a list of all open network connections. If the issue persists, you may need to reinstall the net-tools package using your system’s package manager.

If you’re getting a ‘netstat command not found’ error, make sure you have the necessary permissions to run it.

Exploring Network Connections and Statistics

Network connections and statistics graph

Command Description Usage
netstat Displays network connections, routing tables, interface statistics, masquerade connections, and multicast memberships netstat [options]
ss Another utility to investigate sockets ss [options]
ifconfig Displays or configures network interface parameters ifconfig [interface] [options]
ip Used to show / manipulate routing, devices, policy routing and tunnels ip [options]
tcpdump Packet analyzer that allows the user to intercept and display TCP/IP and other packets being transmitted or received over a network to which the computer is attached tcpdump [options]
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