IS-IS Overview: The Easy Way to Get Started
Stop letting IS-IS intimidate you. If you already know OSPF, you are halfway to mastering the “hidden engine” of the modern Data Centers. In this IS-IS overview video, I break it down in a simple way.
Routing
Learn the BGP Route Redistribution in NX-OS within 12 mins
Master the BGP route redistribution in NX-OS. Learn the mandatory route-map rule and the critical differences between Cisco IOS and Nexus in just 12 minutes.
Learn the BGP Route Redistribution in NX-OS within 12 mins Read More »
Practical BGP Regular Expressions Clarified (With AS-Path Lab)
Learn practical BGP regular expressions for AS-Path filtering. See a hands-on lab with configs, verification, and common regex patterns you’ll use in production
Practical BGP Regular Expressions Clarified (With AS-Path Lab) Read More »
BGP Path Attributes: Your BGP Path Selection Master Guide
What are the BGP path attributes? How do they influence the BGP path selection process? How do BGP inbound and outbound route policies work?
BGP Path Attributes: Your BGP Path Selection Master Guide Read More »
[3 Ways] How To Advertise BGP Default Routes (With LAB Demo)
Learn how to configure BGP default route on Cisco switches. This post includes practical examples and a LAB demo.
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Exploring BGP Route Server: Use Cases and Practical LAB Demo
A BGP Route Server is an alternative feature to full eBGP mesh peering. In this video guide, I explain the BGP route server with a LAB demo.
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OSPF Path Selection & Traffic Engineering: The Master Guide
How does OSPF path selection happen? What are the rules that control the selection behavior? How do we control the OSPF Traffic Engineering?
OSPF Path Selection & Traffic Engineering: The Master Guide Read More »
BGP Protocol, How to Troubleshoot BGP Peering Issues?
What are the requirements for BGP neigbhors to become up? what are the possible issues that can cause BGP peer down or flap? How to troubleshoot BGP peering?
BGP Protocol, How to Troubleshoot BGP Peering Issues? Read More »