Sagar Nangare

Sagar Nangare is a technology blogger, focusing on data center technologies (Networking, Telecom, Cloud, Storage) and emerging domains like Open RAN, Edge Computing, IoT, Machine Learning, AI). Based in Pune, he is currently serving as Director – Product Marketing.

25 articles from Sagar Nangare

Kubernetes Troubleshooting: A Practical Guide

Kubernetes troubleshooting is the process of diagnosing and resolving issues that may arise while using Kubernetes.

Published on May 21, 2024

Overview of the OpenStack Documentation

Learn more about OpenStack Documentation, a comprehensive collection of guides, notes, and manuals that provide detailed information about the open source cloud computing project.

Published on March 18, 2024

Refactoring Your Application for OpenStack: Step-by-Step

Learn what application refactoring is, its importance in the context of OpenStack and the general steps to refactoring your application for this platform.

Published on December 27, 2023

OpenStack Networking: A Practical Guide

This is a practical guide into OpenStack networking.

Published on December 10, 2023

Using CloudOps Principles to Improve OpenStack Management

This article explores how to integrate CloudOps methodologies to take OpenStack performance and manageability to the next level.

Published on November 27, 2023

Application Security Best Practices for OpenStack Workloads

Learn how implementing robust security measures at each layer of your OpenStack architecture can significantly enhance the security of your workloads and protect your valuable data.

Published on November 9, 2023

ABAC with OpenStack: What Are the Options?

Explore the potential of ABAC, how it differs from RBAC (Role-Based Access Control), its attributes and policies and how it can be implemented in OpenStack environments.

Published on September 25, 2023

A Beginner’s Guide to Network Mapping

Network maps, also known as network diagrams or network topologies, are visual representations of the relationships and connections between various devices, components, and nodes within a computer network.

Published on May 23, 2023

Deploying Istio on OpenStack: A Practical Guide

Learn how to deploy Istio on OpenStack.

Published on April 19, 2023

Software Deployment Options in OpenStack: A Quick Guide

OpenStack enables the deployment and management of virtual machines, storage volumes, and network configurations, and supports various hypervisors, storage backends and networking technologies.

Published on February 10, 2023

OpenStack Firewall as a Service (FWaaS)—the Basics and a Quick Tutorial

OpenStack Zed is the latest OpenStack release (so far) announced in October 2022. OpenStack is a private cloud operating system that controls large pools of computing, networking and storage resources across data centers.

Published on January 5, 2023

OpenStack Security: A Practical Guide

Here are a few severe vulnerabilities discovered in OpenStack over the past few years, codified as common vulnerability enumerations (CVEs).

Published on October 4, 2022

Key OpenStack Capabilities for 5G Networks

Nine out of ten leading telco networks across the world are deploying OpenStack. Learn why OpenStack is crucial in 5G solutions.

Published on October 26, 2021

Establishing Trusted Network Interconnection of OpenStack Clouds

This article focuses on the interconnection of OpenStack clouds using Neutron APIs.

Published on March 25, 2020

Spreading OpenStack in Roots of Education: Open Infra Institute Day Kollam (Kerala)

Learn more about the latest OpenStack event in India where attendees learned more about contributing to OpenStack like providing new features, writing documentation, and participating in working groups.

Published on December 17, 2019

Ethernet VPN Deployment Automation with OpenStack and ODL Controller

Check out a proposed SDN based architecture that shows how OpenStack and OpenDaylight can be used to automate the deployment of VPN instances.

Published on December 12, 2019

A Guide to Kubernetes Etcd: All You Need to Know to Set up Etcd Clusters

Learn more about how etcd is a distributed database that co-align with distributed Kubernetes clusters from Sagar Nangare.

Published on December 6, 2019

Analysis of Kubernetes and OpenStack Combination for Modern Data Centers

How do Kubernetes and OpenStack integrate and what are the benefits? Sagar Nangare has the answers.

Published on September 3, 2019

What’s next: 5G network slicing with ETSI OSM 5 and OpenStack

CalSoft's Sagar Nangare on the capabilities of this exciting tech.

Published on May 24, 2019

Growing the next generation of contributors: Open Infra Institute Day Hyderabad

Around 200 engineering students learned more about bare metal, container networking and automated deployments.

Published on April 19, 2019

How OpenStack and Ceph team up for distributed hyper-converged edge deployments

A look inside Red Hat's innovative solution.

Published on March 20, 2019

Architecting edge for self-driving cars with OpenStack and ETSI Open Source MANO

Researchers found 50 percent speed increase in a proof-of-concept.

Published on February 21, 2019

Where the cloud native approach is taking NFV architecture for 5G

Calsoft’s Sagar Nangare on where the technology's been this year and where it's headed.

Published on December 11, 2018

Performance benchmarking of OpenStack-based VIM and VNFs for NFV environments

Calsoft’s Sagar Nangare shares tips and test results.

Published on November 2, 2018