Network-Analysis

Network Traffic Analysis with Wireshark (Debian/Ubuntu) Introduction Wireshark is a powerful open-source tool for capturing and analyzing network traffic, widely used for debugging network issues, monitoring traffic, and security analysis. This guide explains how to install Wireshark on Debian/Ubuntu, capture traffic on a network interface, apply filters, and analyze packets for common protocols like HTTP and TCP. It includes practical examples for troubleshooting connectivity, inspecting web traffic, and identifying bandwidth usage. ...

Network Traffic Analysis with tcpdump (Debian/Ubuntu) Introduction tcpdump is a lightweight, command-line packet capture tool for analyzing network traffic on Linux systems. It’s ideal for server environments or quick diagnostics without a GUI, complementing tools like Wireshark. This guide covers installing tcpdump on Debian/Ubuntu, capturing traffic on a network interface, applying filters, saving captures to PCAP files, and analyzing them with tcpdump or Wireshark. It includes examples for monitoring HTTP traffic, debugging connectivity, and remote capturing. ...