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
Your Free CCNA Certification Prep Guide
Achieving your CCNA certification requires a true in-depth understanding of network fundamentals and network security technologies, so it’s important to stay on track with your studies. Download this exclusive prep guide to gain a clear understanding of the CCNA exam today and take a 10-question practice quiz to help you determine if you’re ready for your certification.
Software-defined networking News
-
July 26, 2019
26
Jul'19
IDC: SD-WAN market spend to top $5B in 2023
The latest IDC SD-WAN market report shows the amount companies spend annually on infrastructure will more than triple from 2018 to 2023, when it will reach $5.25 billion.
-
July 17, 2019
17
Jul'19
VMware tops Cisco in fast-growing SDN market
VMware surpassed Cisco in grabbing the largest share of the money spent on software-defined networking for the data center in 2018, when the SDN market reached $7 billion.
-
June 27, 2019
27
Jun'19
Pica8 PicOS upgrade enhances network security
Pica8 claims its PicOS network operating system will address rising security and efficiency challenges with its new network access control integrations.
-
June 21, 2019
21
Jun'19
Fortinet TCO low, Silver Peak high in NSS Labs SD-WAN report
The latest NSS Labs SD-WAN report gives Fortinet the best ratings for value and total cost of ownership, while Silver Peak gets the worst of eight vendors.
Software-defined networking Get Started
Bring yourself up to speed with our introductory content
-
What is the difference between SDN and NFV?
SDN and NFV are siblings but not twins -- while they have a lot in common, they aren't identical. Here's what you need to know about their differences. Continue Reading
-
software-defined networking (SDN)
Software-defined networking (SDN) is a network architecture that aims to make data center networks agile and flexible. Continue Reading
-
How does SD-WAN analytics monitor network performance?
With SD-WAN analytics, administrators can fine-tune their WAN connections and determine how well their network is performing. Continue Reading
Evaluate Software-defined networking Vendors & Products
Weigh the pros and cons of technologies, products and projects you are considering.
-
Ciena's Blue Planet automation suite wins TechTarget award
Ciena's Blue Planet software suite has won SearchNetworking's Network Innovation Award for enabling intelligent automation and network service orchestration across large, multivendor networks. Continue Reading
-
Gartner Hype Cycle deems software-defined networking obsolete
A Gartner report on enterprise networking has declared the definition of SDN and its architectural approach as deceased. Cause of death? Well, the hype didn't help. Continue Reading
-
Expectations about SDN cost savings don't match reality
While most enterprises prepare for Opex and Capex increases during the initial stages of SDN deployment, many don't expect a continued delay in SDN savings, according to IHS Markit. Continue Reading
Manage Software-defined networking
Learn to apply best practices and optimize your operations.
-
Better security through software-defined perimeter know-how
Network attacks keep changing, which means your strategy for protecting the network must too. Learn one advancement that's replacing traditional network architectures. Continue Reading
-
Achieve network perimeter security through deep segmentation
Firewall effectiveness is in deep decline, but there's still a way to create an effective security perimeter through the practice of deep segmentation. Learn how. Continue Reading
-
How to improve network visibility and regain control
Gaining visibility into the network has never been easy; technology like cloud and IoT makes it even tougher. Learn how to meet such challenges and keep network traffic flowing. 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.
-
DevOps and automation in the software-defined network
Software-defined networking allows today's networks to keep pace with DevOps and automation demands, making rapid and reliable software delivery possible. Continue Reading
-
High-speed networks to get boost from SDN, inverse virtualization
To advance adoption, SDN has to meet high-speed networking demands. One solution may be the emerging concept of inverse virtualization for traffic processing. Continue Reading
-
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