Internet Services, Modems & Routers, Tech Reviews, Computer Networking, Security, and more!
Afroz Ahmad – Main Author of AfrozAhmad.com
Welcome to Afroz Ahmad – I’ve been writing about computer network technologies on my blog since 2012. My name is Afroz Ahmad, and I am a seasoned Network Engineer and author of AfrozAhmad.com.
I’m a CCIE with more than 17 years of experience in Computer Networking, Data Centers, Telecom, Internet Services, and ISPs. Currently, I work as a Network Designer for a leading ISP equipment vendor. I share my expertise through my blog and courses, aiming to help people solve everyday internet issues, select the appropriate equipment for their tech needs, and simplify complex networking concepts for both beginners and experienced professionals.
Reach out to me with any questions you have on Computer Networking, Modems, Routers, Internet services, etc.
How to Troubleshoot Eero Red Light Issue? A Complete Guide
In this comprehensive guide, we’ll cover all the potential causes of the eero red light and walk through various solutions to restore your internet access.
Cox Router or Modem Blinking Green? [Causes & Fixes]
Solve the mystery of your Cox router modem blinking green. Learn the causes and get step-by-step troubleshooting tips in this quick guide.
Is 5 Mbps Fast Enough in 2024? [In-Depth Guide]
This in-depth guide examines if 5 Mbps download speed provides sufficient bandwidth for streaming, gaming, working from home, and other modern internet activities.
Xfinity xFi Gateway Blinking Light (Green/White) — Causes and Fixes
In this comprehensive troubleshooting guide, we’ll delve deeper into the root causes behind Xfinity modem blinking green light issue and walk you through steps to resolve it.
Xfinity Router or Modem Blinking Orange Light – Causes and Fixes
Blinking yellow/amber (orange) on an Xfinity gateway usually means no network connection or activation isn’t complete. Start by waiting 15–30 minutes, check outages in the Xfinity app, then reboot.
100 MPLS Interview Questions and Answers
This article provides answers to the top 100 MPLS interview questions to help you prepare for technical interviews and certification exams.
How Many Megabytes (MB) Are in a Gigabyte(GB)? GB to MB Calculator
How many Megabytes(MB) are in a Gigabyte (GB)? – 1 GB or Gigabyte = 1,024 MB or Megabyte. In simple terms, a gigabyte or GB is 1024 times larger than a megabyte or MB. Let’s break it down further.
What Are Good Internet Speeds? A Guide to Assessing Your Connection
Learn how to determine good internet speeds based on your household’s usage and connected devices. A complete guide covering metrics like Mbps and ideal speeds for streaming, gaming, and more.
How to Extend An Ethernet Cable for Faster Internet and Stable Connections
In this comprehensive guide, we’ll walk you through the process of how to extend an ethernet cable without losing speed.
Does eero Need a Modem? Cable vs. Fiber (2025 Setup Guide)
Discover whether Eero needs a modem, and explore the best setup options. Learn how to optimize your Eero Wi-Fi network with ease.
Ethernet Connected But No Internet Access: Troubleshooting Guide
Here’s a comprehensive guide on how to fix ethernet connected but no internet access issue.
100 OSPF Interview Questions And Answers
This article covers 100 must-know OSPF interview questions and answers to help you prepare for technical interviews and exams. It provides detailed explanations on OSPF basics, operation, packet types, LSAs, areas, configuration, commands, and troubleshooting.
100 BGP Interview Questions and Answers
In this comprehensive guide, we will cover 100 common BGP interview questions and answers to help you prepare for a technical interview or exam.
8 Best WiFi Extenders for Starlink in 2024
Boost your Starlink with the best WiFi extenders of 2024, including the high-speed Linksys RE9000 and budget-friendly TP-Link RE220.
What is a Router, and What does it do?
This in-depth guide covers everything you need to know about what routers are, how they work, their key features, and why they are critical components of both home and enterprise networks.
What is a Hub in Computer Networking?
This comprehensive guide covers everything you need to know about hubs including what they are, how they work, their key features, types, and how they compare to switches.
What is an Ethernet Switch and What do ethernet switches do?
This comprehensive guide will explain what is an ethernet switch, what do it do , how it works, and its key benefits.
Xfinity xFi Pods Review (Gen 2): A Budget-Friendly Mesh WiFi Extender
Xfinity xFi Pods Review: Discover the seamless mesh WiFi experience with Gen 2 Pods, offering tri-band support and superior range.
How to Pay Your Spectrum Bill (2026): Online, App, Phone, Auto Pay, In‑Store
The simplest, current ways to pay your Spectrum bill—online, in the My Spectrum App, by phone, with Auto Pay, or in‑store—plus verified phone numbers, fees, and Spectrum Mobile rules.