TCP Monitor

A simple terminal-based TCP connection monitoring tool for Linux systems. This tool provides real-time monitoring of TCP connections with process information.

Features

• Live monitoring of TCP connections
• Display of local and remote addresses/ports
• TCP connection states visualization
• Process information (PID and process name) for each connection
• Configurable refresh interval
• Interactive terminal UI using tview

Requirements

• Linux operating system
• Go 1.23.4 or later

Installation

git clone https://github.com/titangmz/tcpmon
cd tcpmon
go build

Usage

Run the application with default settings:

./tcpmon

Available flags:

• -live: Enable/disable live monitoring (default: true)
• -interval: Set refresh interval in seconds (default: 2)

Controls

• Press q to quit the application

Output Format

The tool displays the following information for each TCP connection:

• Local Address and Port
• Remote Address and Port
• Connection State
• Process ID (PID)
• Process Name