Datacenter Networking

Spine and Leaf Networks, a Topology

May 27, 2019 · 1 min read · eBGP IS-IS OSPF Datacenter Networking Layer 1 iBGP Routing & Switching Studies RIPv2 BGP ·

Before we get too far - this is going to be a simple topology, relatively speaking. I'll be putting the switch configs on my GitHub account as well when I get to that point. The diagram is as follows: This was drawn programmatically with drawthe.net. File is here

Spine and Leaf Networks, an Introduction

Apr 21, 2019 · 7 min read · Datacenter Networking Routing & Switching Studies ·

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The two biggest problems a network engineer will face are changes and loops In our Cisco exams, an overwhelming majority of the educational content is on methods of preventing loops, and for good reason. Unfortunately, the methods we use to prevent loops are highly complex - and if we partially understand these …

Traditional Datacenter Network, a Preamble to Spine-and-Leaf

Apr 21, 2019 · 6 min read · Datacenter Networking Spine and Leaf Routing & Switching Studies ·

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Datacenter Network Engineers have two problems: CHANGE LOOPS (let's cover this one later!) Change is everywhere. Emerging trends such as DevOps and/or CI/CD have created the need for dynamic, ephemeral allocation of data center resources; not only in large-scale deployments, but medium-sized companies are starting down …