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Network redundancy vs. resiliency: What's the difference?
The difference between network redundancy and resiliency is redundancy duplicates network devices while resiliency is the self-recovery of system failures.
Gartner predicts IT spending to reach $4.5 trillion in 2022
Corporate boards will prioritize their digital tech initiatives, as fully remote work gives way to a thoughtful hybrid work model that places IT at the core of business operations.
A quick guide to BGP best practices
The use of Border Gateway Protocol is prevalent among ISPs and enterprises. While BGP best practices change for specific use cases, some recommendations are helpful in all scenarios.
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What are the different types of network cables?
The main types of network cables are coax, fiber optics, and shielded and unshielded twisted pair. As enterprises deploy new technologies, it's critical to select the right cables.
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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 Get Started
Network observability vs. monitoring: What's the difference?
Traditional network monitoring is useful for collecting data about network issues. But network observability can add further insights into network health and end-user experience.
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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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Topics Covered
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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
Networking careers and certifications
Software-defined networking
Telecommunication networking
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WAN technologies and services (3) +
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The status of 5G rollouts in 2021 and 2022
Major U.S. mobile operators -- AT&T, Dish, T-Mobile and Verizon -- are focused on deploying 5G through 2022. Learn about each provider's timeline.
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Best practices and tools for public cloud monitoring
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A review of Cato Networks' SASE Cloud platform
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How remote work changes the future of network management
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Problem Solve
Troubleshooting a DHCP server failure
DHCP errors often result from DHCP server failure, a lack of available IP addresses and network failure. But troubleshooting steps vary depending on the error symptoms and causes.
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What is the difference between WLAN and Wi-Fi?
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How enterprises can close 5 major SASE gaps
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How to use two VPN connections at the same time
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Manage
4 categories of network monitoring
Network teams should routinely monitor the states of their networks. The type of network monitoring strategy used depends on the needs of the organization.
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6 Wi-Fi design best practices for enterprise networks
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Automate network validation for smoother changes
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AIOps network management requires vendor-buyer teamwork
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E-Handbook | January 2021
Refreshing look at Wi-Fi 6 benefits, preparations
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E-Handbook | September 2020
Is the SD-WAN home office here to stay?
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E-Handbook | June 2020
SD-branch devices promise network, security benefits
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E-Handbook | May 2020
A network automation roadmap to reap tech's best benefits
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E-Handbook | April 2020
What SD-WAN design considerations are most critical?
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Networking Basics
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HELLO packet
A HELLO packet is a special data packet (message) that is sent out periodically from a router to establish and confirm network adjacency relationships to other routers in the Open Shortest Path First (OSPF) communications protocol.
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route summarization (route aggregation)
Route summarization -- also known as route aggregation -- is a method to minimize the number of routing tables in an Internet Protocol (IP) network.
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full-duplex
Full-duplex data transmission means that data can be transmitted in both directions on a signal carrier at the same time.
Blog: The Network Hub
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How to decide on the top and best SD-WAN offerings
If you are currently considering initial investigation into SD-WAN procurement, you'll know how many moving parts are involved. In this article, I'll discuss 17 features and benefits together with ...Continue Reading
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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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More The Network Hub Posts
Expect slow adoption of 400 Gigabit Ethernet, for now
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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Telecommunication networking
Gartner predicts IT spending to reach $4.5 trillion in 2022
Corporate boards will prioritize their digital tech initiatives, as fully remote work gives way to a thoughtful hybrid work model that places IT at the core of business operations.
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Network Infrastructure
Aruba introduces the distributed data center switch
Aruba's CX distributed switch, available in January, provides security through the embedded Pensando ASICs. Services powered by the chips include load balancing and a firewall.
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Cloud Networking
VMware Edge brings consistency with cloud, data center
VMware's latest edge product portfolio is consistent with the infrastructure the company provides for the cloud and the enterprise data center.