Apstra Blog

Author: Sasha Ratkovic

Sasha is the thought leader in domain abstractions and data model driven automation. As CTO at Apstra, he drives the architecture direction of the Apstra Operating System and is deeply involved in all aspects of the Apstra Product and Engineering efforts.
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Recent Posts


Intent-Based Networking Taxonomy

Sasha Ratkovic | Posted Jul 31, 2018

Customers and partners, and recently investors ask the question “How is one Intent-Based Networking (IBN) offering different than the others?” And more often than not I hear answers that sound subjective, descriptive, and subject to interpretation. What is needed are...

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Intent-Based Networking Solves the Composition Challenge

Sasha Ratkovic | Posted May 16, 2018

In one of my favorite movies of all time, “Amadeus”, there is a scene about the conversation between Mozart and the Holy Roman Emperor, Joseph II, which took place just after the first performance of the opera “The Marriage Of Figaro”. During the course of conversation the...

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Apstra Addresses Microsoft Azure Network Gray Failures

Sasha Ratkovic | Posted Jan 24, 2018

Microsoft published a paper describing challenges in dealing with gray failures, which are defined as subtle underlying faults that frequently cause major availability breakdowns and performance anomalies. And they point out that “as cloud systems increase in scale and...

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Intent-Based Analytics: What is it?

Sasha Ratkovic | Posted Oct 03, 2017

In my previous blog on Intent-Based Networking (IBN) I tried to provide some clarity about our vision of what IBN is, and what it is not. We stressed the importance of automating each and every phase of a service lifecycle by leveraging a single source of truth. Arguably, the...

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Intent-Based Networking: What is it?

Sasha Ratkovic | Posted Sep 26, 2017

Introduction

Intent-based-networking (IBN) is the shiny new object in networking. Analysts and vendors alike are touting it as transformative to the data center and Cisco’s CEO said “Intent-Based Networking will redefine networking for the next 30 years”. Apstra pioneered...

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Composition @scale with AOS 1.2

Sasha Ratkovic | Posted May 02, 2017

Apstra just released AOS 1.2 which is a major step towards delivering on the vision of an intent-based Self-Operating Network. The key features introduced in AOS 1.2 allow network operators and developers to leverage and hone in their programming skills. Whether you're a...

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