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SDN technology is dead, Gartner says
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.
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5 features your network edge should support
The network edge plays a vital role in the future of networking and digital transformation. Make sure your infrastructure has these five components to help it on its way.
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VMware to improve network visibility with Veriflow buy
The VMware acquisition of Veriflow is expected to help vRealize users determine the integrity of a network design before it goes into production.
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Analysts discuss challenges for enterprise networking
Product hype and network agility are some of the primary network challenges for modern enterprises, according to networking experts. Read up on their insights and advice.
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.
Trending Topics
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Data Center Network Infrastructure Evaluate
How SDN benefits the small business
As SDN matures and evolves from its original definition, it's getting harder for small businesses to ignore the benefits of SDN, like better visibility, security and efficiency.
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Wireless LAN Implementation News
Consumers see no immediate need for 5G
A PwC 5G survey finds service providers will have to educate consumers and build unique services if they expect potential buyers to pay more for the high-speed wireless technology.
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Network Security Best Practices and Products News
Multiple connections thwart security on SD-WANs
Networking analysts and engineers examine SD-WAN security concerns, the importance of cabling in wireless environments and a new security attack that's difficult to detect.
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Network analytics News
VMware to improve network visibility with Veriflow buy
The VMware acquisition of Veriflow is expected to help vRealize users determine the integrity of a network design before it goes into production.
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Network Design Evaluate
What is SD-WAN? Future, challenges, benefits of SD-WAN technology
What is SD-WAN and how can it change the way networks operate? Discover its advantages, challenges, important key terms and where the future of SD-WAN could take you.
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Network Monitoring News
Study: Network pros spending more time on security
A majority of networking professionals spend 10 or more hours a week on security initiatives, a study finds.
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Campus area network (1) +
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Data Center Networking (3) +
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Network Infrastructure (7) +
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Network management and monitoring (2) +
Network Security
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Software-defined networking
Telecommunication networking
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WAN technologies and services (3) +
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Evaluate
SDN technology is dead, Gartner says
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.
-
5 features your network edge should support
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Use this chart to compare SD-WAN vendors
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Why 25 GbE is taking over the data center
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Problem Solve
10 network troubleshooting steps for Wi-Fi environments
When troubleshooting wireless network issues, several scenarios can emerge. But valuable end-user insights can help network administrators root out problems.
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How does TCP/IP differ from the OSI model?
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Network teams deal with security threats head-on
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What to do when your network goes down
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Manage
Analysts discuss challenges for enterprise networking
Product hype and network agility are some of the primary network challenges for modern enterprises, according to networking experts. Read up on their insights and advice.
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Choose carefully when going cloud-native, analyst says
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Embedded AIOps and network performance management
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Better security through software-defined perimeter know-how
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E-Handbook | August 2019
Better security through software-defined perimeter know-how
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Buyer's Handbook | July 2019
Sizing up network edge switch offerings for a campus LAN
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Buyer's Handbook | June 2019
Navigating the network analytics software buying process
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E-Handbook | April 2019
New options to enable remote access in the network
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E-Handbook | April 2019
What you need to know about edge computing architecture
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Networking Basics
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Get Started
WAN (Wide Area Network)
A wide area network (WAN) is a geographically distributed telecommunications network that interconnects multiple local area networks (LANs).
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Get Started
5 features your network edge should support
The network edge plays a vital role in the future of networking and digital transformation. Make sure your infrastructure has these five components to help it on its way.
-
Get Started
Do you understand how network firewalls work?
Network firewalls have been an essential part of network security since the internet began. This quiz covers what network firewalls are and tests your security expertise.
Vendor Resources
- Hospital Improves Operational Effectiveness with High Performance Wi-Fi –Case Study
- Networking the Secure IP Cloud –Resource
- IoT Barometer 2019 Executive Summary –White Paper
Blog: The Network Hub
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5 questions to ask about open data centers
Editor's note: In this opinion piece, industry analyst Zeus Kerravala shares his thoughts on open data centers and Extreme Networks' approach. Extreme Networks is a client of Kerravala's ZK ...Continue Reading
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Expect slow adoption of 400 Gigabit Ethernet, for now
Editor's note: In this opinion piece, industry analyst Zeus Kerravala shares his thoughts on 400 Gigabit Ethernet adoption and Arista Networks' 400 GbE approach. Arista is a client of Kerravala's ...Continue Reading
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Merging wired and wireless networks spawns valuable analytics
Palo Alto Networks adds cloud analytics with RedLock acquisition
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News
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Network management software and network analytics
VMware to improve network visibility with Veriflow buy
The VMware acquisition of Veriflow is expected to help vRealize users determine the integrity of a network design before it goes into production.
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Open source networking
Open source networking beating Cisco ACI, VMware NSX
Companies are turning to open source network automation tools as less expensive, good-enough alternatives to Cisco ACI and VMware NSX.
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Telecommunication networking
Cisco revenue projections fall short
Cisco forecast weak revenue growth in the current quarter, as service provider sales fell and product orders were flat. The company also reported being shut out of China.