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 20 years of experience in Computer Networking, Data Centers, Telecom, Internet Services, Cloud 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.

Read more about me >>

Reach out to me with any questions you have on Computer Networking, Modems, Routers, Internet services, etc.

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OSPF Cost Manipulation: Modern Best Practices and Automation

Afroz Ahmad Jun 8, 2011 8 min read

As a network engineer, I often find myself fine-tuning routing…

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Switchport Mode Private-Vlan

Afroz Ahmad Jun 5, 2011 11 min read

Hi guys! I’m back, and as always, it’s great to…

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BGP Reachability Best Practices

Afroz Ahmad Jun 3, 2011 8 min read

The landscape of Border Gateway Protocol (BGP) reachability and robust…

BGP Filtering Best Practices

BGP Filtering Best Practices: Techniques and Guidelines for Using AS-Path Filters, Distribute-Lists, Prefix-Filters, and More.

Afroz Ahmad Jun 3, 2011 22 min read
BGP Filtering Best Practices: Techniques and Guidelines for Using AS-Path Filters, Distribute-Lists, Prefix-Filters, and More.
BGP Default Routing

BGP Default Routing

Afroz Ahmad Jun 2, 2011 13 min read

Originally published back in 2011, this post introduced the essential…

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Eigrp Unequal Cost Load balancing

Afroz Ahmad Jun 2, 2011 9 min read

Today, revisiting a topic from my earlier lab days back…