🔹 1. Color Coding of LAN (Ethernet) Cables Ethernet cables (e.g., Cat5e, Cat6) follow specific color coding standards for the twisted wire pairs: T568A and T568B Standards: Each wire inside the Ethernet cable is color-coded: 🔹 2. Physical Cable Labeling for Unique Identification In datacenters or enterprise environments, each LAN…
Category: Networking
Outlook keeps popping up asking for a password and not accepting it (Part-2)
Let’s go deeper. I’ll break this down into root cause areas with advanced diagnostics and fixes tailored for Outlook password prompt loops. 🧠 DEEP DIVE: Outlook Keeps Asking for Password – Advanced Fixes 🧱 1. Autodiscover + Authentication Flow Breakdown Outlook uses Autodiscover to locate and configure the mailbox. Any…
Outlook keeps popping up asking for a password and not accepting it
🔧 Basic Troubleshooting 🧹 Clear Cached Credentials Windows Mac 🔁 Remove & Re-add the Account If clearing credentials doesn’t work: 🧪 Safe Mode Test Run Outlook in safe mode to rule out add-ins: bashCopyEditPress `Win + R` → type `outlook /safe` → Enter If it works fine here, disable add-ins…
Slow Computer or Network Performance
🖥️ Computer Performance Troubleshooting 🔍 1. Basic System Health Check 🧼 2. Cleanup & Optimization 🛡️ 3. Malware/Spyware Checks ⚙️ 4. Driver and OS Updates 🔌 5. Hardware Bottlenecks 🌐 Network Performance Troubleshooting 📶 1. Local Network Check 📡 2. Wi-Fi Specifics 🌍 3. External Connectivity 📈 4. Network Saturation…
Layer 2 (L2) Switches and Layer 3 (L3) Switches, broken down by architecture
🔧 Technical Overview Feature/Aspect Layer 2 Switch Layer 3 Switch OSI Layer Layer 2 (Data Link) Layer 3 (Network) Main Function Switching (MAC-based forwarding) Routing + Switching (IP-based forwarding) Addressing Uses MAC addresses Uses IP addresses Switching Method Ethernet frame forwarding IP packet routing and Ethernet switching Table Used MAC…
Free Self-service password reset (SSPR) functionality for users on a Windows Server-based Active Directory (AD) environment
✅ 1. Open Source SSPR Solutions 🔹 1.1. PwdReset Features: 💡 Useful for small-to-mid scale environments. 🔹 1.2. Self Service Password (LDAP Tool) Features: Setup requirements: ✅ 2. Configuration Guide for LTB Self Service Password with Windows AD ✅ 3. Optional Enhancements ✅ 4. Alternatives (Freeware, Not Fully Open Source)…
Automate scripting for installing snipeiT on Ubutu Server
Sure! Here’s a Bash script that automates the installation of Snipe-IT on an Ubuntu Server. This script sets up: Let’s assume Ubuntu 20.04+ and a fresh server. ✅ Script: install_snipeit.sh bash#!/bin/bash# Exit on any errorset -e# Define MySQL root password and Snipe-IT DB infoMYSQL_ROOT_PASSWORD=”StrongRootPass123!”SNIPEIT_DB=”snipeit”SNIPEIT_USER=”snipeuser”SNIPEIT_PASS=”SnipeUserPass456!”echo “Updating system…”apt update && apt upgrade…