tcpdump

What problem does it solve?

This Skill provides a powerful command-line utility for capturing, filtering, and inspecting network traffic in real-time or saving it to files for later analysis, helping diagnose network issues and understand data flow.

Core Features & Use Cases

• Real-time Packet Capture: Monitor network activity on specific interfaces.
• Traffic Filtering: Isolate relevant packets based on hosts, ports, or protocols.
• Pcap File Generation: Save captured traffic for in-depth analysis with tools like Wireshark.
• Use Case: Troubleshoot a slow web server by capturing traffic to and from it, filtering for HTTP requests, and analyzing response times.

Quick Start

Use the tcpdump skill to capture network traffic on the eth0 interface and save it to a file named capture.pcap.