Encoding 1: NRZ (Non-Return-to-Zero: This is the simplest method used in encoding. In this method the 0 represents the logic […]

Networking Devices:- Repeater:-  It works at Physical layer. It regenerates the incoming signal  so that week signal can become strong […]

Create required Capture filter in Wireshark -> Capture->Capture Filters Then select it in Capture -> Options for selected interface.

Step 1:  Set Wireshark to capture packets from target board IP address 192.168.0.166 (May change) Step2:  Start scan without powering […]

How to analyze DHCP allocation ? Close all web browsers to minimize traffic generation and set filter in Wireshark fir […]

Docker Understanding OpenWrt inside Docker on Ubuntu Linux This architecture operates like a nested stack, where each layer relies directly […]

Phase 1: Installing Docker on Ubuntu 24.04 Before you can run an isolated virtual router, you must install the Docker […]

Understanding Local Network Name Resolution (mDNS) This explains how your Ubuntu machine uses mDNS (multicast DNS) to make its hostname […]