News Category: Networking

Data Center SDN: Comparing VMware NSX, Cisco ACI, and Open SDN Options

The data center network layer is the engine that manages some of the most important business data points you have. Applications, users, specific services, and even entire business segments are all tied to network capabilities and delivery architectures. And with all the growth around cloud,...
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Wave 2 Wi-Fi: Enabling Multi-Gigabit Wireless Internet

Based on the IEEE 802.11ac standard, the key feature of Wave 2 Wi-Fi, which recently gained Wi-Fi Alliance certification, is MU-MIMO As consumers simultaneously adopt smart home solutions coupled with gigabit-speed home internet, devices featuring Wave 2 Wi-Fi technologies are purpose-built to...
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84% of IoT Data Comes From Data Center Equipment

Even though they may not be familiar with the term “Internet of Things” (IoT), 65 percent of organizations are collecting data from equipment, devices, or other connected endpoints. And they’re using that data for business purposes, according to an IoT study conducted by 451 Research. The vast...
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Atom-Based Gateway Taps New Open Source IoT Cloud Platform

Eurotech’s rugged, IP40 protected “ReliaGate 20-26” IoT gateway runs Red Hat Linux on a Bay Trail Atom, and has cellular, GPS, WiFi, and Bluetooth options. Eurotech’s ReliaGate 20-26 is the latest in a line of Internet of Things gateways, such as the ReliaGate 10-11, based on a TI AM3352 Sitara SoC...
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Open source plays an important role in the Comcast ecosystem.

How Linux and Open Source Are Powering Comcast’s Massive Infrastructure

Comcast is the nation’s largest Internet service provider. In 2015 the company had more than 23.76 million high-speed data subscribers and 22.4 million video subscribers. To serve these customers, Comcast  deals with a massive amount of data. Let me give you an idea of how data usage is growing on...
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NFV and Cloud Driving Changes in Core Network Licensing Models

As telecom operators move towards NFV, SDN and cloud architectures, licensing models will need to adapt to new deployment methods One of the greatest advantages of network functions virtualization and cloud network architectures is the ability for network operators to dynamically scale the capacity...
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Monitoring and Tuning the Linux Networking Stack: Receiving Data

This blog post explains how computers running the Linux kernel receive packets, as well as how to monitor and tune each component of the networking stack as packets flow from the network toward userland programs. It is impossible to tune or monitor the Linux networking stack without reading the...
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OPNFV Survey Shows Nearly All Telecom Operators on Board with NFV

The Linux Foundation’s OPNFV Project claims 94% of telecom operators have NFV plans, although security, MANO and OSS/BSS remain top concerns A recent survey released by the Linux Foundation’s Open Platform for NFV Project, found an increasingly small percentage of telecom operators have not yet...
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Nokia, Intel Collaborate on Open Source Hardware

Just a week after Nokia (NYSE:NOK) announced an agreement to help China Mobile move to a more flexible cloud network infrastructure, Nokia said it is teaming up with Intel to make its carrier-grade AirFrame Data Center Solution hardware available for an Open Platform Network Functions...
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Open Source NFV Part Four: Open Source MANO

Defined in ETSI ISG NFV architecture, MANO (Management and Network Orchestration) is a layer — a combination of multiple functional entities — that manages and orchestrates the cloud infrastructure, resources and services. It is comprised of, mainly, three different entities — NFV Orchestrator, VNF...
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