Technical Documentation

Aptira’s approach to technology is based on the adage that “if you give someone a fish, you feed them for a meal, but if you teach someone to fish, then you feed them for a lifetime”. Our technical documentation reflects this philosophy—we don’t just provide solutions, we teach you to build, deploy, and manage cloud infrastructure, SDN controllers, and open source technologies. Explore our implementation guides for OpenStack, Kubernetes, SDN, Ceph, and monitoring tools. Learn from our production deployments with government agencies and telco providers. Catch some fish.

Aptira Comparison of Software Defined Networking (SDN) Controllers. Tungsten Fabric

Tungsten Fabric Review: Cloud-Native SDN for Kubernetes

Tungsten Fabric (TF) represents a fundamentally different approach to SDN—rather than controlling physical switches via OpenFlow, it provides cloud-native overlay networking for virtualized and containerized…

Farzaneh Pakzad25/10/2025

Comparison of Software Defined Networking (SDN) Controllers. Faucet

Technical Documentation

Faucet SDN Controller Review: YAML-Based Lightweight SDN

Faucet represents the convergence of modern DevOps practices with SDN—a lightweight, YAML-configured controller that treats network infrastructure like server clusters. With a score of 69.3%…

Farzaneh Pakzad25/10/2025

Aptira Comparison of Software Defined Networking (SDN) Controllers. OpenDayLight ODL

Technical Documentation

OpenDayLight (ODL) Controller Review: Cloud & Telco SDN 2025

OpenDayLight (ODL) stands as the most pervasive open-source SDN controller platform, with a score of 84.5% in our comprehensive evaluation and the largest community support…

Farzaneh Pakzad25/10/2025

Aptira Comparison of Software Defined Networking (SDN) Controllers. Open Network Operation System (ONOS)

Technical Documentation

ONOS SDN Controller Review: Architecture & Use Cases 2025

Complete ONOS controller review: distributed architecture, extensive API support, and production deployment for Service Providers. Compare ONOS vs OpenDayLight.

Farzaneh Pakzad24/10/2025

Comparison of Software Defined Networking (SDN) Controllers. Ryu

Technical Documentation

Ryu SDN Controller Review: Python-Based Flexible Framework

Ryu (pronounced "ree-yooh," meaning "flow" in Japanese) represents a fundamentally different approach to SDN controllers—rather than a complete platform, it's a component-based framework that provides…

Farzaneh Pakzad24/10/2025

Aptira Comparison of Software Defined Networking (SDN) Controllers. OpenKilda

Technical Documentation

OpenKilda Controller Review: Telstra’s Global SDN Platform

OpenKilda is a production-proven SDN controller developed by Telstra to solve the unique challenges of managing a globally distributed network spanning multiple continents. With a…

Farzaneh Pakzad24/10/2025

Aptira Software Defined Networking SDN Controllers

Technical Documentation

SDN Controller Comparison 2025: ONOS vs ODL vs Ryu Guide

The Software Defined Networking (SDN) technology landscape has evolved quickly over the last two years. Due to the developing nature of the SDN controller space,…

Farzaneh Pakzad24/10/2025

Technical Documentation

Kubernetes Explained

Container Orchestration for Modern Applications Platforms such as Docker have provided users with greater flexibility when running applications on both virtual infrastructure and physical hardware.…

Aptira25/08/2021

Technical Documentation

Comparison of Software Defined Networking (SDN) Controllers. Part 7: Comparison and Product Rating

This final part of our Software Defined Networking (SDN) Controller comparison series includes an in-depth evaluation and product rating for each of the most popular…

Farzaneh Pakzad31/07/2019

Training

System Integration

Why is System Integration Important? Building a solution out of one technology is generally not going to give you the best results. By integrating specific…

Jessica Field17/07/2019

Technical Documentation

Replacing an OSD in Nautilus

Now that you've upgraded Ceph from Luminous to Nautilus, what happens if a disk fails or the administrator needs to convert from filestore to bluestore?…

Tom Fifield16/07/2019

Technical Documentation

Upgrading Ceph from Luminous to Nautilus

Ceph Nautilus was released earlier in the year and it has many new features. In CentOS, the Ceph Nautilus packages depend on CentOS 7.6 packages.…

Tom Fifield12/07/2019

Training

Ansible Automation and Deployment

Everyone knows that the right tool for the trade makes work a whole lot easier. It’s a bonus for us when that tool is Open…

Jessica Field08/07/2019

Technical Documentation

Visualising Prometheus Data in Grafana

Grafana is a graphing, dashboarding and alerting tool which can take data from a large number of sources and can send alerts to various locations…

Aptira05/07/2019

Technical Documentation

Prometheus Exporters

Now that Prometheus has been installed and configured, we’ll discuss some of the Exporters. In Prometheus, the data providers (agents) are called Exporters. You can…

Aptira04/07/2019

Technical Documentation

Monitoring your Infrastructure with Prometheus

Prometheus is an open source, next-generation monitoring and time series system that collects metrics from agents running on target hosts, storing the collected data onto…

Aptira03/07/2019

Training

EOFY Deals Ending Soon

ICYMI, We’re offering End of Financial Year discounts on all of our training courses, including: Discounts for Multiple Courses Discounts for Pre-Payment Discounts for Training Bundled with Software Discounts for…

Jessica Field28/06/2019

OpenStack Fuel Rules: How OpenVSwitch works inside OpenStack

OpenStack Documentation Technical Documentation

OpenStack Rules: How OpenVswitch works inside OpenStack

Understanding OpenFlow rules OpenVswitch (OVS) is a virtual switch that connects virtual machines together using virtual links and ports. Traditionally this would be done by…

Farzaneh Pakzad27/06/2019

Training

Kubernetes Training: Prep for the Certified Kubernetes Administrator (CKA) Exam

Kubernetes: Container Orchestration for Modern Applications Container Orchestration platforms such as Kubernetes provide users with greater flexibility when running applications on both virtual infrastructure and…

Jessica Field21/06/2019

Aptira: Install ONAP on Kubernetes unsing Cloudify Puzzle

Technical Documentation

How to Install ONAP on Kubernetes using Cloudify

This “How to Install ONAP on Kubernetes using Cloudify” tutorial covers the process required to install a Kubernetes cluster using the Cloudify orchestrator and installing ONAP atop the…

Aptira19/06/2019

Aptira DevOps Development-as-a-Service Globe Follow The Sun

Training

DevOps Training: Tools and Practices

DevOps: Make Your Job Easier We live in a world of software-defined everything. Our enterprise customers know that innovative applications of software are critical for…

Jessica Field18/06/2019

Training

Ceph Training + Software Licence Discounts

Ceph Storage Solutions We love Ceph. We've used it for several projects recently, including to build a very high-performing and scalable storage landscape for the…

Jessica Field14/06/2019

Technical Documentation

Generic API Translation

One of the key aspects of designing modern applications is to have an interface defined as Application Programming Interfaces (API) that allows businesses to securely…

Aptira03/06/2019

Technical Documentation

Introducing RabbitMQ to Machine Learning Algorithms

It has been an interesting week. Without any fanfare, I quietly introduced our Machine Learning code to the production RabbitMQ cluster for the first time. Hoping to improve our…

Aptira13/03/2019

Technical Documentation

A Day in the Life of OpenKilda: Jon Vestal, Telstra

What is OpenKilda? Telstra's VP of Product Architecture, Jon Vestal, discussed this in the Automation Forum at Layer123's SDN NFV World Congress 2018 in Den…

Aptira15/11/2018

Technical Documentation

Decoupling Path Computation Engine (PCE) and Switch Control Functions

Allowing Path Computation Engine (PCE) scalability without impact to the switch control plane. As we saw in parts 1 and 2 of this series, large scale…

Aptira08/11/2018

Technical Documentation

SDN: Repave vs Update in an SD-WAN Environment

Critical Differences Between Deploying SD-LAN and SD-WAN in the SDN World As we saw in part 1 of this series, there are challenges with country-scale SD-WANs in addition to those faced…

Aptira11/10/2018

Technical Documentation

OpenKilda – Distributed is the Future

OpenKilda: An Open-Source OpenFlow Controller In a world where most scalable technologies have learned through hard experience that distributing functionality and data processing is the…

Aptira07/10/2018

Aptira Cloud Services - OpenStack Storage & Containers - Docker, Docker Swarm, Kubernetes, Apache Mesos, CoreOs Rkt - Globe

OpenStack Documentation Technical Documentation

OpenStack Storage Concepts

Storage types Storage is found in many parts of the OpenStack cloud environment. It is important to understand the distinction between ephemeral storage and persistent…

Aptira12/04/2017

Aptira Puppet Server Installation & Puppet Server Deployment

Technical Documentation

Quick Start Manual Puppet Server Deployment

Puppet Server Installation Install the Puppet Server: # yum -y install https://yum.puppetlabs.com/puppetlabs-release-pc1-el-7.noarch.rpm # yum makecache # yum install -y puppetserver # systemctl enable puppetserver #…

Tristan29/03/2017

OpenStack Documentation Technical Documentation

Installing OpenStack on OpenStack with External Network

Installing OpenStack on OpenStack and enabling external network on the upper layer of OpenStack. For testing I need to install an All-in-One OpenStack in a…

Tom Fifield24/11/2016

Cookies - Oversized Dashboard Cookies - Horizon OpenStack

Technical Documentation

Oversized dashboard cookie values

Recently I installed an OpenStack (Mitaka) with all core services and other "optional" components, e.g. LBaaS, FWaaS, VPNaaS, Manila. Everything worked fine except I couldn't log…

Tom Fifield02/11/2016

Aptira - OpenStack Tempest Rally Screen Shot

OpenStack Documentation Technical Documentation

Testing your OpenStack with Tempest – Part 2

Tempest is the official OpenStack test suite that runs integration tests against an OpenStack cloud to validate its healthiness and find out its (potential) problems.…

Tom Fifield21/09/2016

Aptira - OpenStack Tempest Refstack Screen Shot

OpenStack Documentation Technical Documentation

Testing your OpenStack with Tempest – Part 1

Tempest is the official OpenStack test suite that runs integration tests against an OpenStack cloud to validate its healthiness and find out its (potential) problems.…

Tom Fifield31/08/2016

Technical Documentation

Theory of Everything… well, in Neutron!

In a previous blog post about getting started with neutron, we glanced through workings of OpenStack neutron. This post will allow readers to understand the details…

Aptira09/06/2016

Aptira OpenStack - Getting Started with Neutron

Technical Documentation

Everything You Need to Know to Get Started with Neutron

Understanding Neutron can be challenging if you are new to a Networking background or OpenStack. In this series of posts, we will try to cover…

Aptira16/03/2016

OpenStack Documentation Technical Documentation

Getting started with CoreOS on OpenStack

What is CoreOS and Why? CoreOS is an open-source lightweight operating system based on the Linux kernel and is designed to provide infrastructure for clustered…

Aptira13/08/2015

Technical Documentation

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