Popular Guides
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Ubiquiti UniFi Default Username and Password
Find the default usernames and passwords for Ubiquiti UniFi access points, switches, gateways, and consoles, and how they vary by model.
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Reboot or Restart Cisco WLC and Access Points – CLI & GUI
Reboot or restart Cisco WLC and access points using CLI or GUI, and schedule reboots for a set time or interval.
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%SW_MATM-4-MACFLAP_NOTIF or MAC Flapping Cisco Switch
Fix the %SW_MATM-4-MACFLAP_NOTIF error on Cisco switches. Learn what causes MAC address flapping and how to restore stable connectivity.
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How To Block-Unblock Wireless Client on Ubiquiti Unifi Controller
Learn how to block and unblock wireless clients on the Ubiquiti UniFi Controller, step by step, across different controller versions.
Tech Guides
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Setting Up GNS3 on Windows 11 Machine: Complete Guide
If you’re a network professional or student preparing for certifications like CCNA, CCNP, or CCIE, GNS3 is an essential tool. It allows you to emulate complex network topologies, test configurations, and troubleshoot issues—all without physical hardware. With support for Cisco, Juniper, Arista, and other vendors, GNS3 provides a realistic environment for hands-on learning. This guide…
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%ILPOWER-3-CONTROLLER_PORT_ERR or PoE Error on Cisco 2960 Switch
Fix the %ILPOWER-3-CONTROLLER_PORT_ERR PoE error on Cisco Catalyst 2960 switches. Learn the common causes, from power overdraw to faulty cables, and step-by-step solutions to restore stable connectivity.
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GUI access of Secondary Fortinet Stopped After Firmware Upgrade
Fix GUI and HTTPS access to a secondary FortiGate HA unit after upgrading to firmware 7.4.3 or later, with step-by-step CLI commands.
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How to reset Cisco ASA Firewalls to factory-default settings
Reset your Cisco ASA 5500-X firewall to factory defaults step by step. A quick guide for wiping the configuration and starting fresh.
BookSum
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BookSum: “Do It Today” by Darius Foroux
Do It Today by Darius Foroux is a practical self-help book that focuses on overcoming procrastination, improving productivity, and achieving meaningful goals. The author explains why people delay important tasks and provides simple, proven strategies to develop discipline and take action. Procrastination is one of the biggest barriers to success, often preventing individuals from reaching…
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BookSum: “The Intelligent Investor” by Benjamin Graham
Introduction The book The Intelligent Investor was first published in 1949 by Benjamin Graham. It is regarded as one of the earliest and finest works on investing. Since its initial release, several revised editions have been published. In The Intelligent Investor, Graham has taught and inspired millions of readers worldwide, and the book continues to…
Investing & Wealth
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Graham’s 7 Must-Know Rules for Picking Winning Stocks
Benjamin Graham’s seven must-know rules for selecting winning stocks provide a timeless, practical framework, masterfully detailed in his classic book The Intelligent Investor. While often presented today as a streamlined modern summary or handy teaching tool for value investors, these rules distill Graham’s deeper, sometimes scattered principles into clear, memorable categories. This helps everyday investors…
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Graham’s Six Dimensions Checklist for Selecting Stocks
Graham employs six broad performance dimensions to systematically evaluate and compare companies, assessing their true quality and investment appeal. These dimensions reveal how stocks can differ dramatically when price is weighed against underlying business strength, helping distinguish high-quality firms from mediocre or risky ones, while always emphasizing valuation. In The Intelligent Investor, Graham applies this…
Mindset & Wisdom
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The Habits Which are Making You Unproductive
Research shows that certain everyday habits can quietly reduce your productivity, drain your energy, and make it harder to achieve your goals. In this article, we’ll explore some of the most common unproductive habits, explain how they affect your performance, and share practical ways to overcome them. Whether you want to improve your focus, manage…
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Simple Strategies to Make Your Life More Productive
Procrastination is a serious issue in today’s busy world. We often tend to delay our work by telling ourselves that we are busy. Over time, we fail to realize when this habit becomes a part of our lifestyle, and eventually, we have to pay the price for it. Sometimes, we miss important tasks that can…