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Scaling Networks (v6)
Redmi A1 (ice): unlock bootloader (Windows)
This process will erase user data so please make a backup before continuing with the procedures below. Mi Unlock tool does not work with Redmi A1 because there is no way to bind Mi account (there is just no option on the menu to add Mi account). If you try to...
Connecting Networks (v6)
Redmi A1 (ice): root the phone with Magisk
This tutorial should be followed after unlocking bootloader. According to Magisk installation instructions here, the bootloader must be unlocked. Introduction For this tutorial I am assuming the OS used is MIUI latest version after having unlocked the bootlo...
RF and Antennas
Redmi A1 (ice): factory reset + update to latest MIUI via fastboot (clean install) + lock bootloader
Factory reset I will do the factory reset from official recovery. To do this I have to enter first the recovery mode. From MIUI and with USB debugging enabled and phone connected to PC, I enter this command on PC: abd reboot fastboot The phone reboots to f...
WLAN Topologies
Redmi A1 (ice): compile boedhack99's TWRP recovery (Windows)
This recovery is not really functional, but the method provided here to build/compile a TWRP recovery can be exported to other devices. Setting up the environment First step: create this folder C:\temp\twrp. We will use it later. We need a virtual machine (VM...
802.11 Frame Types
Planning Coverage with Wireless APs
Implementing Cisco Wireless Architectures
Wireless Security
Introduction to TCP/IP Transport and Applications
The key difference between TCP and UDP is that TCP provides a wide variety of services to applications, whereas UDP does not. Routers discard packets for many reasons, including bit errors, congestion, and instances in which no correct routes are known. Most ...
Client Connectivity Troubleshooting
Key notes on Network Fundamentals
Same-layer interaction: The two computers use a protocol to communicate with the same layer on another computer. The protocol defines a header that communicates what each computer wants to do. Adjacent-layer interaction on the same computer: On a single com...