Network Security Best Practices and Products
Top Stories
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Answer
13 Jul 2021
The differences between PAP and CHAP
PAP uses a two-way handshake to authenticate client sessions, while CHAP uses a three-way handshake. Both authentication processes are common, but one is more secure. Continue Reading
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Answer
02 Oct 2020
What does a VPN concentrator do?
As more employees work remotely and VPN use rises, VPN concentrators have become trendy. But what does a VPN concentrator do exactly, and how do you deploy one? Continue Reading
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Tip
26 Apr 2019
Drawbacks of open source networking could impede full growth
IT teams have increasingly accepted the use of open source within their organizations. But open source networking continues to lag behind -- and it may not catch up. Continue Reading
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Tip
25 Apr 2019
Wi-Fi 6 vs. 5G networks is more about cooperation than competition
While Wi-Fi 6 and 5G might experience some interference with each other, enterprises should focus on the handoff of connections between the two technologies. Continue Reading
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News
25 Apr 2019
Pica8 Nymble provides branch network automation
Pica8's second branch product provides network automation and provisioning. But the jury is out on whether Pica8 Nymble can compete with offerings from established vendors. Continue Reading
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Answer
24 Apr 2019
SD-WAN with IoT enables the enhanced network edge
In a world teeming with IoT devices -- and the resulting data -- SD-WAN and SD-branch can provide the security, visibility and connectivity the IoT edge requires. Continue Reading
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Tip
24 Apr 2019
3 critical considerations for your network management strategy
The debate continues between the use of a single network management tool or a variety. Three considerations can help point your network management strategy in the right direction. Continue Reading
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Answer
24 Apr 2019
What are the 5 types of network firewalls and how are they different?
As they monitor and filter network traffic, some firewalls can provide some pretty advanced security controls. But added packet inspection can slow network performance. Continue Reading
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News
23 Apr 2019
Cumulus NetQ aimed at broader enterprise market
Cumulus Networks has revamped Cumulus NetQ. The latest version of the network troubleshooting and change validation software is aimed at a larger segment of the enterprise market. Continue Reading
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Feature
23 Apr 2019
Understand why edge computing technology matters
To deliver on IoT's promise of a digital revolution, connected devices need access to localized compute, storage and networking resources. Welcome to life on the edge. Continue Reading
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Tip
23 Apr 2019
The future of VPN will reflect the need for flexibility
The future of VPN services reflects the industry's trend toward software networking, evident in developments like SD-WAN and public cloud. The need for flexible technology is a main driver. Continue Reading
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Tip
22 Apr 2019
Should you buy 802.11ax devices before the Wi-Fi standard is ratified?
The Wi-Fi 6 standard has not been ratified yet, but enterprises are faced with a decision. Should they buy 802.11ax devices now or wait for the standard to be approved? Continue Reading
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Feature
18 Apr 2019
Review the benefits of network performance monitoring strategies
This compilation delves into five points regarding the benefits of network performance monitoring, as well as various monitoring tools and strategies. Continue Reading
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Feature
18 Apr 2019
IT directors share SD-WAN advantages and advice
Enhanced access to internet applications, streamlined network connectivity and faster deployments at new offices are just some common SD-WAN advantages. Continue Reading
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News
17 Apr 2019
IoT device monitoring added to Nyansa Voyance
Nyansa has added IoT traffic analytics to its network monitoring software. The latest version of Nyansa Voyance monitors the activity of IoT devices in healthcare and retail. Continue Reading
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Answer
17 Apr 2019
What is a programmable data plane and where does P4 fit in?
A programmable data plane presents a versatile way to forward packets and supports various formats and protocols. The P4 language is used to configure the forwarding actions. Continue Reading
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Quiz
17 Apr 2019
5G Quiz - Can you speak 5G?
Next-generation 5G wireless technology will offer faster speeds and increased capacity. Do you speak the language well enough to take advantage of all 5G offers? Continue Reading
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News
16 Apr 2019
Google Cloud, HPE team up for new hybrid cloud platforms
New hybrid cloud platforms, released as a collaboration between Google Cloud and HPE, are available to create similar experiences across both clouds and on-premises environments. Continue Reading
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Quiz
16 Apr 2019
What do you know about the history of mobile networks?
Though it still has a long way to go, 5G is finally here. This quiz takes you through mobile networking's history -- from first-generation wireless to 5G expectations. Continue Reading
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Tip
15 Apr 2019
What happens when edge computing hits enterprise networks?
Is it time to take your network to the edge? Learn what edge networking can do to improve traffic flows, ease demand for high-performing connectivity and more. Continue Reading
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Tip
15 Apr 2019
What the future of edge computing means for cloud and networks
IoT and application processing needs are shaping the future of edge computing, driving the growth of micro modular data centers and raising the question of cloud computing's relevance. Continue Reading
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Tip
15 Apr 2019
Public cloud networking basics: How to navigate to AWS, Azure
Moving workloads to AWS and Azure doesn't have to be difficult as long as you follow a few cloud networking basics. What do you need to know to make the shift? Continue Reading
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News
11 Apr 2019
Juniper SD-WAN as a service linked to wired, wireless LAN
The new Juniper SD-WAN as a service integrates with the vendor's EX Series wired LAN switches and the Mist wireless LAN. The bundle shows Juniper moving toward an SD-branch offering. Continue Reading
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Tip
11 Apr 2019
Examine the requirements for 5G core networks
The 5G core network will support millions of devices that need high-speed communication and data processing. Learn what other capabilities are required for 5G deployment. Continue Reading
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Answer
11 Apr 2019
What is Cisco Smart Licensing and how might it benefit my business?
Cisco Smart Licensing, the networking vendor's fairly new approach to software licensing, aims to provide customers with more visibility and control over their licenses. Continue Reading
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Feature
11 Apr 2019
Network analytics tools take monitoring to the next level
A network analytics platform augments traditional analytics with automation and AI to provide organizations with data that can help them pinpoint a specific problem. Continue Reading
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Feature
10 Apr 2019
Improve data center efficiency with these 3 steps
As applications require more computing power, enterprises need to ensure they maximize their data centers. These three steps can improve data center efficiency. Continue Reading
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News
10 Apr 2019
New ASIC bolsters Fortinet SD-WAN performance
Fortinet claims it has given its FortiGate SD-WAN and security appliance a boost. The vendor said a more powerful ASIC improves the performance of key Fortinet SD-WAN features. Continue Reading
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Answer
09 Apr 2019
When will enterprises adopt the new Wi-Fi 6 standard?
Networking vendors have unveiled Wi-Fi 6 devices, yet the wireless standard is not ratified. Don't expect Wi-Fi 6 to flow into the mainstream anytime soon. Continue Reading
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Feature
09 Apr 2019
3 considerations that can spark modern networking innovations
In this roundup of networking blogs, experts explore the possibility of network transformations, including where the industry needs the most change and new ways of thinking. Continue Reading
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News
05 Apr 2019
Execs talk product roadmap at Aruba Atmosphere 2019
At Aruba Atmosphere 2019, executives said the WLAN vendor plans to improve its cloud services this year with changes to Central, ClearPass, Introspect and NetInsight. Continue Reading
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Opinion
04 Apr 2019
Skip the wireless site survey cost and invest in more wireless APs
A wireless site survey simply provides a one-time snapshot of a work environment's wireless coverage. But Wi-Fi requires ongoing management based on several changing variables. Continue Reading
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Feature
03 Apr 2019
A review of SD-branch and its progression from SD-WAN
The goal of software-defined branch is to merge network functions and management into a single platform, but the branch architecture still lacks maturity, despite some early deployments. Continue Reading
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Answer
03 Apr 2019
What is the purpose of an SD-WAN gateway?
Software-defined WAN architecture has adapted with the growth of cloud services, resulting in a cloud-based model that uses SD-WAN gateways to handle traffic and control. Continue Reading
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Feature
03 Apr 2019
How cloud network architecture can redesign the enterprise edge
Networks are changing at the edge, and maintaining edge connectivity is crucial. Cloud network advancements are transforming connectivity options, as well as WANs and SD-WANs. Continue Reading
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Tip
02 Apr 2019
The 3 pillars of SD-WAN QoS and questions to ask your providers
Traffic shaping, path control and forward error correction are three core components of SD-WAN QoS. Here are some crucial questions to ask your vendors regarding those areas. Continue Reading
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Opinion
02 Apr 2019
Wireless site surveys and why you no longer need them
Wireless site surveys have always been part of a WLAN installation, but today that no longer should be the case. Capacity, not coverage, is more important. Continue Reading
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News
02 Apr 2019
Aruba ClearPass Device Insight IDs more IoT devices
Aruba ClearPass Device Insight discovers more IoT devices on the IP network than the company's previous product. The software collects better data from the network to ID hardware. Continue Reading
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Infographic
01 Apr 2019
802.11ax release date: Here's what has to happen first
Members of the IEEE committee developing the new wireless LAN standard now expect the final 802.11ax release date won't arrive until mid- to late-2020. Here's what has to happen first. Continue Reading
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Tip
01 Apr 2019
3 steps for a successful data center consolidation plan
A data center consolidation plan is usually riddled with questions. But careful forethought is key for the successful centralization of software and servers. Continue Reading
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Feature
29 Mar 2019
The campus edge switch market evolves, offers new innovations
The campus edge LAN switching market has evolved to offer a multitude of products boasting multi-gigabit port speeds -- there are more available port speed options than ever. Continue Reading
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Feature
29 Mar 2019
With AI-based networking, UNH Wi-Fi gets smart
When the University of New Hampshire's residence halls went wireless-only, an AI-based networking tool from Aruba gave them a closer look at Wi-Fi performance. Continue Reading
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Feature
28 Mar 2019
A brief glossary of network service provider types
For network novices and experts alike, this glossary of basic terms covers essential keywords related to network services and the various providers that sell them. Continue Reading
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News
28 Mar 2019
F5 Cloud Services aims ADC features at DevOps
Initially, F5 Cloud Services will provide only load balancing for DNS servers. Later in the year, F5 plans to add security features for DevOps teams building cloud applications. Continue Reading
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Answer
28 Mar 2019
Which 802.11ax features support IoT adoption?
A handful of key 802.11ax features could help accelerate widespread internet-of-things adoption, according to networking experts familiar with the new standard. Continue Reading
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Feature
27 Mar 2019
Machine learning network monitoring shows AIOps' promise
Machine learning network monitoring tools highlight the promise of artificial intelligence for IT operations, helping networking pros contextualize data and turn it into action. Continue Reading
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Answer
27 Mar 2019
How are automated network configuration and management changing?
Could a new generation of network testing and verification tools combine with automated network configuration to mimic intent-based networking systems? Continue Reading
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News
26 Mar 2019
Latest Arrcus protocols for webscale data centers
Startup Arrcus has added to its network operating system protocols that could appeal to cloud providers and companies with webscale data centers. Continue Reading
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Feature
26 Mar 2019
How modern WAN edge services can benefit your network
Modern services could replace legacy routers at the network edge. And while individual WANs have different edge requirements, common needs include flexibility and reliability. Continue Reading
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Tip
26 Mar 2019
Understand limitations when monitoring cloud performance
When monitoring cloud performance, organizations need to recognize the limitations that come with SaaS, PaaS and IaaS models, as well as public and private cloud architectures. Continue Reading
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Tip
22 Mar 2019
How 5G can start a brand new era for the virtual RAN
5G is forging the way for operators to delve into virtualized RANs. Yet, despite its benefits, vRAN lacks standards and is still in the early developmental stages. Continue Reading
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Answer
22 Mar 2019
What tools can reinforce network edge security?
Firewalls, intrusion prevention systems and cloud-based threat intelligence are just a few of the many ways that organizations can bolster network edge security. Continue Reading
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News
22 Mar 2019
Array Networks launches monitoring system for app performance
Array Networks launches a monitoring and reporting tool that draws data from the vendor's application delivery controllers to pinpoint application troubles. Continue Reading
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Feature
21 Mar 2019
VMware-VeloCloud sees the future of SD-WAN with 5G, hybrid cloud
A glimpse into one software-defined WAN vendor's vision shows a heavy interest in SD-WAN's integration with the network edge, 5G and hybrid cloud. Continue Reading
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Tip
20 Mar 2019
3 types of configuration tools for network change management
From openly available scripting tools to vendor-supplied services, network change management and configuration tools generally fit into three main categories. Continue Reading
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News
20 Mar 2019
Infovista-Ipanema SD-WAN gets cloud orchestrator for MSPs
Infovista has added a cloud-based orchestrator to its SD-WAN product. The latest feature in Infovista Ipanema is meant to make the software more attractive to MSPs. Continue Reading
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Tip
20 Mar 2019
How to monitor CPU usage in SDN environments
Monitoring CPU usage in a software-defined network is necessary to determine adequate network capacity and compute capacity, especially if workloads are competing for resources. Continue Reading
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News
18 Mar 2019
Facebook unveils data center overhaul at OCP 2019
Facebook's two-year data center overhaul, discussed at OCP 2019, included two new switches: the Facebook-designed Minipack and the 7368X4 developed jointly with Arista. Continue Reading
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Answer
18 Mar 2019
What does a zero-trust model mean for network security?
A zero-trust model limits access and permissions according to a defined set of parameters that enterprises specify for each application. Learn what this means for network security. Continue Reading
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Feature
15 Mar 2019
Automation connects 5G, Wi-Fi 6 and other networking trends
At IDC Directions, analyst Rohit Mehra discussed the role of automation in some of 2019's most talked about trends, including 5G, Wi-Fi 6, SD-WAN and the network edge. Continue Reading
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News
14 Mar 2019
Facebook Minipack joins other advancements at OCP 2019
Facebook launches the power-saving Minipack switching platform, and Arista unveils the 7368X4 for hyperscalers at the OCP 2019 Global Summit. Continue Reading
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Answer
14 Mar 2019
What 5 items should be on your network monitoring checklist?
Device monitoring, visual performance tools and a deep understanding of network data are just a few of the items that should be on your network monitoring checklist. Continue Reading
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News
14 Mar 2019
AI-enabled network automation supports milliseconds response time
Enterprises need to respond to network and security events in milliseconds, not seconds. Network automation coupled with artificial intelligence tools can help. Continue Reading
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Tip
13 Mar 2019
What is service chaining and where does VNF onboarding fit in?
Service chaining and VNF onboarding aren't easy. Companies interested in these processes need to understand the challenges involved, as well as various requirements for onboarding. Continue Reading
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Tip
13 Mar 2019
How to strategize for WAN and SD-WAN performance monitoring
The importance of WAN performance monitoring hasn't decreased with the introduction of SD-WAN and other technologies. Enterprises still need to enforce proper monitoring strategies. Continue Reading
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News
12 Mar 2019
F5-NGINX acquisition removes open source rival
F5 Networks plans to buy NGINX for $670 million. The F5-NGINX acquisition removes from the market a business founded on open source software used in 375 million websites. Continue Reading
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Answer
11 Mar 2019
What are the benefits of ADCs with per-application functionality?
DevOps development has driven the need for application delivery controllers to adapt. The result is per-application functionality, which enables customization for each application. Continue Reading
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Feature
11 Mar 2019
Cloud connectivity tests the bond between enterprises, WAN providers
Collaborating on cloud connections can strengthen or strain relationships between enterprises and service providers. Service-level agreements, in particular, can be tested. Continue Reading
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Tip
08 Mar 2019
Network visibility challenges in modern networks
To tackle current visibility issues, you must first understand the nature and sources of the problems. Learn why visibility is essential but so tough to achieve. Continue Reading
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Answer
08 Mar 2019
How does a WAN-cloud exchange work?
WAN-cloud exchanges provide private and secure connectivity to cloud environments, making them beneficial for software-defined WAN and SaaS platforms. Continue Reading
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Quiz
08 Mar 2019
How much do you really know about intent-based networks?
Break through the intent-based networking hype and take the time to evaluate what you know about the architecture. This quiz covers IBN basics, the benefits of IBN and beyond. Continue Reading
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Answer
06 Mar 2019
How do cloud data centers affect network bandwidth requirements?
When deciding which applications to move to a cloud data center, enterprises should consider network bandwidth requirements and latency, among other factors. Continue Reading
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Opinion
05 Mar 2019
The switch to 400 GbE may be closer than you think
Several dynamics are driving the need for 400 GbE infrastructures, including the increase in server density, private cloud applications and network edge data. Continue Reading
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Tip
05 Mar 2019
Use the right performance monitoring strategy for automated networks
Virtual and automated networks can often hide performance issues that lurk within the network. Learn performance monitoring strategies to get the most out of these environments. Continue Reading
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News
05 Mar 2019
AI-powered WLAN behind Juniper-Mist acquisition
Juniper plans to acquire WLAN vendor Mist for $405 million. The Juniper-Mist acquisition is an offensive move that fills a hole in the networking vendor's campus portfolio. Continue Reading
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Feature
05 Mar 2019
Spokane venues up their game with new guest Wi-Fi network
The Spokane Public Facilities District refreshed its Wi-Fi infrastructure with equipment from Aruba Networks for improved device support, coverage and IT management. Continue Reading
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Tip
04 Mar 2019
How to improve network speed and get faster Wi-Fi in 3 steps
Proper router placement and maintenance, along with tighter security controls, can help IT departments improve network speed and boost Wi-Fi performance. Continue Reading
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News
01 Mar 2019
Veriflow launches cloud-only network verification
Veriflow's new CloudPredict SaaS provides network verification for AWS and Google Cloud. The product is for companies that need visibility only in the public clouds. Continue Reading
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Feature
01 Mar 2019
5G expansion is coming, but where will operators reap profits?
In this recap of industry blogs, networking pundits examine the profit potential of 5G expansion, responsible use of AI and some top network security developments. Continue Reading
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Tip
01 Mar 2019
Take steps now to ready your network for 802.11ax specification
The 802.11ax specification promises higher speeds and lower latency. Preparing now will help you make the transition easier. Here's what you need to know. Continue Reading
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Feature
01 Mar 2019
Forward Networks' software enables intent-based networking
TechTarget has named Forward Networks a winner of its Network Innovation Award. Learn how the company's visibility and verification software supports intent-based networking. Continue Reading
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News
28 Feb 2019
VMware NSX-T gets revamped UI, more automation
The latest iteration of VMware NSX-T includes a revamped UI and other features meant to improve its ability to provide virtual networking in hybrid, private and public clouds. Continue Reading
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News
27 Feb 2019
Macroeconomics, service providers behind ICT spending slowdown
Service providers will buy less information and communications technologies, contributing significantly to an overall slowdown in ICT spending this year and next, IDC said. Continue Reading
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Feature
26 Feb 2019
3 developing 5G trends that differentiate it from 4G LTE
Operators may be more cautious about initial 5G deployments than originally expected. But three key elements differentiate 5G from 4G LTE, which could make it a better investment. Continue Reading
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Answer
26 Feb 2019
Wi-Fi 6: How does OFDMA work?
The new Wi-Fi 6 standard works harder but also smarter, thanks to a game-changing feature called orthogonal frequency-division multiple access. Continue Reading
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Answer
25 Feb 2019
How does security for intent-based networking work?
Monitoring plays an essential role when it comes to security in intent-based networking environments, as it ensures policies are met and detects network anomalies. Continue Reading
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Tip
25 Feb 2019
How to improve network security in 5 steps
The basics of network security start with a proactive and comprehensive audit of connectivity points. Also, be sure to get end users involved with network security policies. Continue Reading
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Tip
22 Feb 2019
Network operating system advantages extend to white box switching
The network operating system is changing, moving toward software acceleration, open APIs and white box switching. Learn more about the advantages and disadvantages of the new NOS. Continue Reading
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News
22 Feb 2019
Kemp 360 Vision analyzes F5, Nginx data
The latest version of the Kemp 360 Vision service can apply predictive analytics to data taken from F5 Networks and Nginx load balancers. Continue Reading
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News
21 Feb 2019
HPE, Juniper intro 5G hardware for the edge
Hewlett Packard Enterprise and Juniper Networks have introduced 5G hardware for service providers' network edge. Continue Reading
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Infographic
21 Feb 2019
NetOps by design: How data center pods enable network agility
To bring a DevOps approach to the network, one expert suggests enterprises take a page from the cloud-provider playbook. Here's how data center pods can support a NetOps evolution. Continue Reading
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Feature
20 Feb 2019
What you need to know about intent-based networks
This compilation explores five pertinent questions about intent-based networking, including those about its benefits, why organizations move to it and where it stands in 2019. Continue Reading
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Opinion
20 Feb 2019
AI in networking presents opportunities for service providers
Network installers and managed service providers can reap key benefits with AI in networking, including better productivity, staff management and customer response. Continue Reading
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Answer
20 Feb 2019
How do SDN protocols compare to those used in SD-WAN?
Traditional SDN controllers use northbound and southbound APIs to communicate. But software-defined WAN controllers don't rely on those same SDN protocols. Continue Reading
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Tip
19 Feb 2019
SD-WAN cost savings hinge on underlying WAN technologies
SD-WAN marketing almost always mentions the benefit of cost savings. Cut through the hype and discover how SD-WAN works with MPLS and internet connectivity to drive savings. Continue Reading
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Tip
19 Feb 2019
Wireless network configuration basics: 5 steps to follow
Different wireless networks have different requirements. However, some common principles exist for strategizing your wireless network configuration steps. Continue Reading
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Tip
15 Feb 2019
How to assess an SD-WAN product and determine which you need
Two main differentiators have emerged in SD-WAN products. Learn how they work and how an IT manager can use them to assess network performance and diagnose problems. Continue Reading
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News
15 Feb 2019
Cisco earnings, revenue show strength of product roadmap
Cisco earnings and revenue show customers are putting aside global uncertainties and buying into the company's shift toward a more software-centric form of networking. Continue Reading
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Tip
15 Feb 2019
How to improve network latency in 3 steps
High latency can snarl network traffic and disrupt communications, resulting in unhappy end users. Check out these three steps to reduce and improve network latency. Continue Reading
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Answer
15 Feb 2019
Why would an organization move to intent-based networking?
Intent-based networking doesn't use any magical commands. But it does use a heavy dose of automation, which might cause some network teams to be wary of the new approach. Continue Reading
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Tip
15 Feb 2019
The pros and cons of network slicing in 5G
Although network slicing is useful for certain applications, like IoT and mobile networks, it might not be necessary at this point, especially when considering its cost. Continue Reading
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Feature
15 Feb 2019
SD-WAN vendor lock-in is unavoidable, but not necessarily bad
It's practically impossible to avoid SD-WAN vendor lock-in. But, instead of being deterred by lock-in, companies should focus on wisely locking in the vendor with which they want to partner. Continue Reading