Software-defined networking
Software-defined networking architecture offers a new way to oversee network control, cloud connectivity and application performance. Explore SDN's benefits and disadvantages and catch up on the latest news and trends while learning about SDN's part in the networking industry's broader move to software-based networking.
New & Notable
Software-defined networking News
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February 25, 2022
25
Feb'22
Arista embeds security software in campus switches
Arista Networks will embed network detection and response software in campus switches to provide AI-driven threat detection across the network.
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January 21, 2022
21
Jan'22
Juniper adds SSR management features to Mist cloud
Network managers can configure, deploy and manage Juniper's Session Smart Routers through the Mist cloud, which monitors the company's SD-WAN on the SSR.
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May 12, 2021
12
May'21
Cisco bolsters CSP portfolio with Sedona Systems acquisition
Cisco's acquisition of Sedona Systems is expected to add significant carrier technology for 5G slicing and routed optical networking.
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October 22, 2020
22
Oct'20
Dell: VMware spinoff would have 'no change for customers'
Dell CEO Michael Dell says customers aren't concerned about his company's plan to possibly spin off VMware shares; VMware's CEO says the companies will continue to 'R&D together.'
Software-defined networking Get Started
Bring yourself up to speed with our introductory content
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software-defined networking (SDN)
Software-defined networking (SDN) is an architecture that abstracts different, distinguishable layers of a network to make networks agile and flexible. Continue Reading
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How network virtualization works
Network virtualization uses abstraction to isolate applications and resources from the physical infrastructure. Benefits include faster provisioning, agility and operational efficiency. Continue Reading
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programmable network (network programmability)
A programmable network is one in which the behavior of network devices and flow control is handled by software that operates independently of network hardware. Continue Reading
Evaluate Software-defined networking Vendors & Products
Weigh the pros and cons of technologies, products and projects you are considering.
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What is network virtualization? Everything you need to know
Network virtualization is a method of combining the available resources in a network to consolidate multiple physical networks, divide a network into segments or create software networks between VMs. Continue Reading
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The role of network virtualization and SDN in data centers
SDN, zero trust and infrastructure as code are popular forms of network virtualization within the data center, moving away from manual VLANs toward policy-driven virtualization. Continue Reading
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Carrier network virtualization leads to enterprise services
Starting with MPLS VPNs and SD-WAN, new carrier network virtualization options, like 5G network slicing, are becoming virtual enterprise network services, and more will follow. Continue Reading
Manage Software-defined networking
Learn to apply best practices and optimize your operations.
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How to secure NetOps initiatives using Agile methodology
As more NetOps teams implement Agile methods, network and security testing must be part of a holistic approach that involves developers, networking and security teams working together. Continue Reading
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Who is responsible for secure remote access management?
The pandemic exposed the need for a strong secure remote access strategy. Now, organizations need to figure out which team must make it happen. Continue Reading
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Pandemic pushes enterprise connectivity to take a new path
COVID-19 delivered a connectivity shock to businesses. But savvy network execs were primed -- and are now showing the way forward in 2021 with SD-WAN, 5G and Wi-Fi 6. Continue Reading
Problem Solve Software-defined networking Issues
We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.
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How enterprises can close 5 major SASE gaps
Despite five major gaps that hamper SASE implementation, Gartner recommended enterprises should plan their migration timeline and aim to consolidate to a single vendor. Continue Reading
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Dental group slashes downtime by 99% with Meraki SD-WAN
In this SD-WAN case study, a dental group with chronic network outages deployed Cisco Meraki to eliminate downtime. Learn more about the software-defined win. Continue Reading
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How can my company reap the advantages of SDN if its culture is risk-averse?
SDN expert Will Murrell discusses how the advantages of SDN will speak to cautious companies only when network engineers can make a case for SDN's lower cost and high functionality. Continue Reading