Afroz Ahmad

Education:

  • Bachelor in Technology (Electronics & Communication)
  • CCNA (Cisco Certified Network Administrator)
  • CCIE (Cisco Certified Internetworking Expert)

Expertise:

  • Computer Networking
  • Networking Gears like Routers, Switches, WiFi equipments, Firewalls, etc
  • Telecom
  • Internet
  • Internet Services
  • Data Center Networks
  • ISPs (Internet Service Providers)

Introduction:

  • Network Designer and Technology writer specializing in Computer Networking, Electronics, Internet, and Telecom.

Experience:

I’m a Network Engineer 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.

Latest Posts from Afroz

Latest Posts

Arris S33 vs Motorola MB8611: Which Cable Modem is Right for You?

Afroz Ahmad Jan 24, 2024 9 min read
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Arris S33 and Motorola MB8611 both excel for up to 2.5 Gbps plans, but key differences matter: S33’s extra Ethernet port is single‑active by default,…

Why is My CenturyLink Modem/Router Blinking Blue? Causes and Fixes

Afroz Ahmad Jan 22, 2024 9 min read
Centurylink C4000 Modem Blue Light

Explore causes and solutions for a blinking blue light on your CenturyLink Modem. Comprehensive troubleshooting tips included.

Decode Your CenturyLink Modem Lights – Status & Solutions

Afroz Ahmad Jan 22, 2024 7 min read
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Discover the meanings of CenturyLink Modem Lights – solve internet issues with our concise, informative guide.

Arris S33 Review (2025): Multi‑Gig DOCSIS 3.1, Real‑World Limits, and Who It’s For

Afroz Ahmad Jan 19, 2024 16 min read
high speed internet with arris

A clear, up‑to‑date look at the Arris S33: multi‑gig DOCSIS 3.1 speeds, setup, ISP compatibility, key caveats like no link aggregation and Xfinity Next‑Gen uploads,…

Fix Spectrum Power Light Blinking – Quick Troubleshooting Guide

Afroz Ahmad Jan 19, 2024 9 min read
Spectrum Power Light Blinking Issues - Quick Fixes

Learn what a blinking power light on your Spectrum modem means, troubleshoot potential connectivity issues like overheating, and restore your internet access.

Motorola MB8611 Cable Modem Review: Specs & Ratings

Afroz Ahmad Jan 18, 2024 8 min read
Motorola MB8611 Cable Modem Review Specs & Ratings

A practical, data‑driven look at Motorola’s MB8611 DOCSIS 3.1 cable modem in 2025—key specs, ISP compatibility, real‑world speeds, and whether it still earns a spot…