Networking
Top Stories
-
Tip
31 Jul 2026
Understanding the network-as-software transformation
Manual methods no longer cut it as enterprises adopt advanced architectural models. Instead, software-based approaches like NaaS and infrastructure as code are gaining traction. Continue Reading
-
News
24 Jul 2026
NetScout doubles AI DDoS defenses after infrastructure buy
NetScout boosts its attack mitigation capacity to 33 Tbps and plans to strengthen integration between its on-premises and cloud-based tools. Continue Reading
-
Answer
21 Dec 2020
What are the differences between Wi-Fi and WiMax?
Wi-Fi is the wireless standard used to build wireless LANs, while carriers primarily used WiMax to build wireless metropolitan area networks before moving to LTE. Continue Reading
-
News
17 Dec 2020
Cloud recasts global data center switch market
Cloud providers and enterprise cloud makers have dramatically changed the global switch market, dampening traditional networking gear's importance in the modern data center. Continue Reading
-
Tip
11 Dec 2020
Software-defined home offerings drive remote productivity
Say hello to software-defined home, a 'branch of one' package that combines professional-grade Wi-Fi, security, SD-WAN and centralized management for remote workers. Continue Reading
-
News
09 Dec 2020
Aruba launches orchestration software for CX fabric
The Aruba Fabric Composer is best suited for a CX switching fabric within a small and midsize data center. The company also introduced the 8360 series of CX hardware. Continue Reading
-
Feature
08 Dec 2020
Network performance issues are IT pain point amid COVID-19
Network performance is a top issue among IT teams and remote workers amid the pandemic and can correlate with other technical issues, such as cybersecurity and hardware problems. Continue Reading
-
News
08 Dec 2020
Juniper snags Apstra in latest acquisition
The Apstra acquisition could help Juniper sell networking hardware and software to heterogeneous data centers and large-scale public clouds. Continue Reading
-
Tip
02 Dec 2020
With SASE, security and networking tech come together
SD-WAN, SASE or some combination of the two -- which approach will deliver the best and most secure network connectivity in your organization going forward? Continue Reading
-
Answer
01 Dec 2020
What's the role of narrowband IoT in 5G networks?
The union of narrowband IoT and 5G technology can benefit manufacturers, organizations with large office buildings and outdoor campus settings. Here's what you need to know. Continue Reading
-
Feature
30 Nov 2020
New Celona 5G platform nets TechTarget innovation award
Celona 5G technology uses Citizens Broadband Radio Service spectrum to bring private mobile networking to the enterprise, enabling mission-critical automation and IoT. Continue Reading
-
Feature
25 Nov 2020
Network pros share Cisco DevNet certification advice
Cisco DevNet certifications require a lot of time investment, but network pros who pursue the certifications say the gained skills and knowledge are worth it. Continue Reading
-
Tip
25 Nov 2020
Cloud automation use cases for managing and troubleshooting
Cloud automation use cases highlight the benefits these tools can provide to companies evaluating how best to manage and troubleshoot their cloud connections. Continue Reading
-
Feature
20 Nov 2020
A look inside the official Cisco DEVASC 200-901 guidebook
In this book excerpt, readers can explore the Cisco DEVASC 200-901 official guide and get a flavor of one of Cisco's newest exams and its blend of networking and software topics. Continue Reading
-
Feature
20 Nov 2020
Is Cisco DevNet worth it? Experts say yes, it's the future
Any IT professional who's heard the hype for Cisco's newest certification track may wonder, 'Is Cisco DevNet worth it?' Some experts say it's the future. Find out more in this Q&A. Continue Reading
-
Quiz
20 Nov 2020
7 practice questions for Cisco 200-901 DevNet Associate exam
Ready for Cisco's introductory DevNet exam, DEVASC 200-901? Start your Cisco DevNet Associate training with this practice quiz directly from the official exam guidebook. Continue Reading
-
Tip
20 Nov 2020
Implementing an SDP architecture for added network security
A key component of a software-defined perimeter requires client authentication before connection, while also making a network's internals invisible to outsiders. Continue Reading
-
News
18 Nov 2020
VMware adds access control features to Tanzu
VMware has added attribute-based access control to the Tanzu Service Mesh. VMware is also adding a load balancer for Tanzu-managed containers. Continue Reading
-
Tip
18 Nov 2020
What network managers need to know about SaaS optimization
When strategizing SaaS optimization tactics, network management teams should consider their traffic steering preferences and geographically dispersed access points. Continue Reading
-
Answer
16 Nov 2020
What is the difference between IP telephony and VoIP?
While many IT professionals use VoIP and IP telephony synonymously, some argue for keeping a couple of subtle distinctions between the two terms in mind. Continue Reading
-
News
13 Nov 2020
Cisco sees an end to string of quarterly revenue declines
Cisco is cautiously optimistic that revenues will improve following a 9% drop last quarter. Rising enterprise orders contributed to a positive forecast for the current quarter. Continue Reading
-
Definition
11 Nov 2020
Cisco Certified Entry Networking Technician (CCENT)
Cisco Certified Entry Networking Technician (CCENT) is a now-retired certification offered by Cisco, as part of their certification program. Continue Reading
-
Answer
11 Nov 2020
How do VPN vs. cloud services compare for remote work?
As remote work becomes increasingly normal, IT teams must decide which remote access technologies will benefit employees more. VPN and cloud services are two top choices. Continue Reading
-
Tip
10 Nov 2020
How service mesh enables microservices networking
As microservices applications grow more popular, IT teams need to enable reliable networking between them for proper communication. That's where service mesh comes in. Continue Reading
-
Tip
06 Nov 2020
How to use ChatOps to automate network tasks
Integrating team collaboration chat systems with network automation results in the ability to automate tedious workflows, enabling faster problem resolution and streamlined operations. Continue Reading
-
News
05 Nov 2020
Dell readies server with Sonic SmartNIC for branch offices
Companies could install and manage the business application server remotely. The product would be small enough to mount on a wall and use open source Sonic for networking. Continue Reading
-
Feature
05 Nov 2020
VMware-Avi acquisition leads to spot in ADC market
VMware acquired Avi in hopes of becoming a player in the application delivery controller market. Avi has also helped VMware transform vSphere into a comprehensive management stack. Continue Reading
-
Tip
02 Nov 2020
Why networks should apply security by design principles
Security by design incorporates security and risk management directly into network architecture, using segmentation and Agile infrastructure design. Continue Reading
-
Tip
02 Nov 2020
How and why to implement Wi-Fi QoS
Quality of service, as network pros know, prioritizes apps as they cross the network. But Wi-Fi QoS needs to be considered, too, in relation to the overall network. Continue Reading
-
Feature
30 Oct 2020
SmartNIC market capitalizes on advances in programmability
Traditional NICs are getting an upgrade, thanks to smartNICs and function accelerator cards that add programmability. But this doesn't really change things for enterprises -- yet. Continue Reading
-
Feature
30 Oct 2020
Growth of enterprise Wi-Fi at home spotlights digital divide
Remote enterprise workers need a reliable internet connection. Learn how the digital divide can touch workers and how companies can help bridge this gap. Continue Reading
-
News
30 Oct 2020
Cisco dashboard simplifies access to multiple NetOps tools
Cisco's Nexus Dashboard will offer a single location for several NetOps tools designed for networks serving cloud-centric applications. The software is set for release this year. Continue Reading
-
Feature
30 Oct 2020
The role of SD-WAN templates before and during deployment
SD-WAN deployments require knowledge of network design and trust in software to take over some network maintenance duties. This is where SD-WAN templates come into play. Continue Reading
-
Feature
30 Oct 2020
Learn to onboard, provision devices in Cisco's SD-WAN book
Here's a look inside Cisco's SD-WAN book, which details design and deployment for network teams looking to deploy SD-WAN and insights for SD-WAN certification hopefuls. Continue Reading
-
Quiz
30 Oct 2020
6 practice questions for SD-WAN certification training
Before you start SD-WAN certification training, try this quiz from Cisco's official SD-WAN guidebook, which covers onboarding and provisioning devices, as well as SD-WAN templates. Continue Reading
-
Tip
27 Oct 2020
How COVID-19 will reshape 2021 enterprise network spending
COVID-19 has shifted enterprise network spending. Campus LAN traffic may never be the same, but companies are earmarking funds to better support the remote workforce. Continue Reading
-
Tip
26 Oct 2020
Top 10 new vSphere 7.0 features
With vSphere 7.0, VMware introduced several new capabilities and tools. Explore the top 10 most innovative features in this latest vSphere release. Continue Reading
-
Feature
23 Oct 2020
The power and plights of female network engineers
Impostor syndrome burdens female network engineers, due to discrimination, as well as a lack of representation and education. But many of these women are working to change that. Continue Reading
-
News
22 Oct 2020
Bye-bye ISR, hello Catalyst 8000 for Cisco SD-WAN
The new Catalyst 8300 Series of routers replace ISRs that customers said were ill-equipped to run the Cisco SD-WAN. Cisco also introduced Catalyst 8500 aggregation routers. Continue Reading
-
Answer
22 Oct 2020
What network automation certification options are available?
Network automation certifications and training include vendor-specific commercial credentials, as well as open source options. Which career path is right for you? Continue Reading
-
News
20 Oct 2020
Juniper's 128 acquisition needed to improve SD-WAN
Juniper Networks plans to 'enhance' its Contrail SD-WAN through the acquisition of 128 Technology. 128 has a more advanced SD-WAN that competes with Cisco and VMware products. Continue Reading
-
Tip
19 Oct 2020
How to ensure a scalable SASE architecture
Don't assume all SASE architecture is the same, especially when it comes to scalability. Enterprises should consider distance to vendor PoPs, office locations and agent onboarding. Continue Reading
-
Tip
16 Oct 2020
Compare low-power Wi-Fi protocols and their roles in IoT
Wi-Fi means more than faster speeds. Low-power Wi-Fi will help companies improve the efficiency of their IoT deployments, thanks to longer signal range and power consumption features. Continue Reading
-
Opinion
12 Oct 2020
What are some VPN alternatives for remote access?
VPN security has its imperfections, especially when tracking user data and online activity. Some VPN alternatives may provide different security elements for users. Continue Reading
-
Tip
09 Oct 2020
How to build a resilient network design
Everything fails eventually, even in networking. Enterprises can prepare for network failure by building resilience and redundancy into their network infrastructure design. Continue Reading
-
News
08 Oct 2020
Cisco ordered to pay $1.9B in Centripetal security patent suit
U.S. District Judge Henry Coke Morgan Jr. ruled that Cisco's infringement of Centripetal Network's patents was 'willful and egregious.' Cisco said it would appeal the ruling. Continue Reading
-
Answer
07 Oct 2020
Edge computing challenges and ways to address them
Edge computing can reduce processing times and improve application performance, but the architecture has its issues. Here are eight challenges edge computing creates for the network. Continue Reading
-
Answer
05 Oct 2020
How a network segmentation strategy works with SD-WAN
Legacy segmentation techniques are often unwieldy. But, as enterprises contemplate network segmentation with SD-WAN, they must understand their network environments and goals. Continue Reading
-
News
02 Oct 2020
Cisco to acquire container security specialist Portshift
Cisco's acquisition of Israeli startup Portshift would add essential security tools for companies that use the Kubernetes system for deploying cloud-native applications. Continue Reading
-
News
02 Oct 2020
VMware updates vRealize Network Insight, NSX-T
Launched at VMworld 2020, the latest version of vRealize Network Insight has verification technology that lets managers see the impact of network changes before deploying them. Continue Reading
-
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
-
Feature
02 Oct 2020
US-China 5G competition hinges on enterprise apps, services
In the U.S.-China competition over 5G, the infrastructure deployment race sets the stage for a larger struggle over the application layer. Here's why enterprise IT teams should care. Continue Reading
-
News
30 Sep 2020
VMware unveils rearchitected vSphere as Project Monterey
At VMworld 2020, VMware unveiled a rearchitected vSphere dubbed Project Monterey. The new product will benefit VMware customers across industries, an analyst said. Continue Reading
-
Tip
30 Sep 2020
Global company weighs 5G for manufacturing, IoT analytics
Global manufacturer Sanmina is studying the benefits of deploying 5G on its manufacturing floor to improve the speed of IoT and analytics data exchanges to the cloud. Continue Reading
-
Feature
29 Sep 2020
Teleworkers need enhanced home internet access in the US
The COVID-19 pandemic has increased reliance on home networks and highlighted the need in marginalized communities for dedicated resources to enable reliable internet access. Continue Reading
-
Feature
28 Sep 2020
Network monitoring market converges with security analytics
As cyber attacks increase and enterprise networks require threat detection and protection, network monitoring and security analytics are converging for more comprehensive visibility. Continue Reading
-
Tip
23 Sep 2020
What's involved in VPN maintenance and management?
Before an organization's VPN is up and running, IT teams must address four important aspects of VPN maintenance and management to keep abreast of transforming security concerns. Continue Reading
-
Answer
21 Sep 2020
Tips and tools for home network security monitoring
Homes now have more connected devices, which could become targets for hackers. Consequently, work-from-home employees should take certain steps to safeguard their networks. Continue Reading
-
News
18 Sep 2020
Palo Alto SD-WAN gets analytics, Prisma security
The Prisma integration and root cause analysis in the Palo Alto SD-WAN could help it standout in a market packed with competitors. Palo Alto also launched two SD-WAN appliances. Continue Reading
-
Tip
18 Sep 2020
How and when to establish enterprise 5G partnerships
Enterprises that buy 5G public services, procure network slices or build their own private 5G networks need to establish the right partnerships for mobile services, equipment and software. Continue Reading
-
Answer
17 Sep 2020
Private LTE networks grow as 5G comes into view
Private LTE networks deliver secure cellular connectivity in localized enterprise or industrial spaces, with private 5G networks and newly available spectrum bands soon to follow. Continue Reading
-
News
17 Sep 2020
Extreme launches ExtremeCloud IQ apps, switches
The latest apps for Extreme's cloud-based network management portal include intrusion prevention , IoT onboarding and compliance testing for the wireless LAN. Continue Reading
-
Tip
16 Sep 2020
Home SD-WAN will redefine next-generation WAN
The need for home-office SD-WAN won't end when the pandemic does. Learn how best to provide this essential tech to your organization's at-home employees. Continue Reading
-
Answer
14 Sep 2020
3 ways to prevent DDoS attacks on networks
DDoS attacks on networks can result in devastating and expensive damage for organizations. Learn three ways to prevent and respond to DDoS attacks to keep company networks secure. Continue Reading
-
Feature
11 Sep 2020
Telecommunications book highlights spectrum, fiber cabling
5G touts faster download speeds and new application types, but other major 5G changes will be in spectrum and fixed wireless. Learn more in this telecommunications book excerpt. Continue Reading
-
Feature
11 Sep 2020
Multimedia data and 5G drive network transformation
Emerging networking trends and touted innovations always showcase faster speeds and new use cases. Yet, new challenges keep pace, too, such as security and privacy issues. Continue Reading
-
Answer
01 Sep 2020
LoRa vs. 5G: Can they coexist for IoT network connectivity?
LoRa vs. 5G technologies differ in terms of cost, use cases and technology types. However, LoRa and 5G may complement each other well for IoT connectivity. Continue Reading
-
Tip
27 Aug 2020
Best practices to maintain VPN security
Enterprises looking to maintain VPN security should focus on proper endpoint security and authentication, VPN server security and documentation for security policies. Continue Reading
-
Tip
26 Aug 2020
Benefits of intent-based networking for modern networks
Intent-based networking can benefit network teams working remotely with increased workloads due to COVID-19. Benefits include reduced human error and automated manual tasks. Continue Reading
-
News
20 Aug 2020
Arista will charge a premium for CloudVision as a service
Arista's CloudVision as a service will have a higher subscription price than the on-premises version. The vendor says the new product will have better network analytics. Continue Reading
-
Tip
19 Aug 2020
3 SD-WAN cloud connectivity options to explore
Enterprises can connect their SD-WAN infrastructure to cloud providers' platforms using three methods: back-to-back access, private PoP connections and internet VPN. Continue Reading
-
Feature
18 Aug 2020
Enterprises prefer private 5G networks over network slicing
Large enterprises are wary of network slicing within public 5G networks because of potential security risks. But SMBs see network slicing as a viable 5G option. Continue Reading
-
Answer
17 Aug 2020
What is the difference between SNMP and RMON?
While Simple Network Management Protocol tracks network devices, Remote Network Monitoring tracks traffic. As a team, SNMP and RMON are essential for network management. Continue Reading
-
News
14 Aug 2020
Cisco restructuring follows weak revenues, forecast
The Cisco restructuring includes shifting research and development to different technology areas and offering employees early retirement. An analyst says layoffs are likely. Continue Reading
-
Answer
14 Aug 2020
The future of networking jobs in the new normal
Soft skills will grow in relevance as network pros adapt to a post-pandemic world that includes more remote troubleshooting and the move away from a hard network edge. Continue Reading
-
Tip
10 Aug 2020
3 DDoS mitigation strategies for enterprise networks
Enterprises can choose from three major approaches to mitigate DDoS attacks on their networks: Buy from an ISP, do it themselves or use a CDN service. Continue Reading
-
Answer
10 Aug 2020
Managing VPN bandwidth requirements, speed and overhead
Companies are relying on IPsec VPNs to connect their remote workers. But determining how much VPN bandwidth you need is just one consideration; VPN overhead is another. Continue Reading
-
News
07 Aug 2020
T-Mobile 5G progresses, Samsung intros 5G tablets
This week's 5G news includes T-Mobile 5G taking a significant step forward, Samsung releasing tablets and Intel and VMware joining forces on network infrastructure. Continue Reading
-
Feature
07 Aug 2020
8 network diagramming tools for architects
Network design tools help architects map out the company infrastructure but only with the right product. Explore these eight vendors and their tools to make the right buy. Continue Reading
-
Feature
05 Aug 2020
5G for enterprises requires other tech to reap full benefits
5G won't solve all an organization's problems or fully replace existing 4G LTE architecture. In fact, 5G needs other technology for it to truly succeed and be useful. Continue Reading
-
Feature
05 Aug 2020
What IT pros can expect from 5G core network architecture
5G is the first 'G' in the cloud, which means its network architecture can enable functions, services and capabilities past cellular generations couldn't. Here's what to expect. Continue Reading
-
Tip
05 Aug 2020
The benefits of building a network automation lab
Network teams can build network automation labs to create a safe environment to test and validate automation tasks before running them in production networks. Continue Reading
-
Feature
03 Aug 2020
5 edge computing basics you need to know
Edge computing is forcing IT teams to rethink legacy architectures. In this guide, explore edge computing basics, including its pros and cons and its effect on enterprise networks. Continue Reading
-
Tip
31 Jul 2020
How to select and set up SD-WAN and DIA
When evaluating different options for SD-WAN and direct internet access, IT teams can't forget to consider application performance, network uptime and support for each option. Continue Reading
-
News
30 Jul 2020
Juniper Mist stretches to WAN management
Jackson Electric Cooperative expects Juniper Mist's new WAN management features to reduce the number of customer trouble tickets and simplify access to network performance data. Continue Reading
-
Tip
30 Jul 2020
Perform a NSX-V to NSX-T migration with Migration Coordinator
Learn how you can migrate from NSX-V, VMware's NSX for vSphere, to NSX-T, the primary version of NSX. An automated move or greenfield migration depends on your current setup. Continue Reading
-
Feature
29 Jul 2020
Network security in 2020 highlights zero trust, SD-branch
In this roundup of networking blogs, experts explore various aspects of network security -- from old and evergreen to new and innovative -- and the roles they play in 2020. Continue Reading
-
???topicInfoType.faqs_content???
29 Jul 2020
A Deep Dive Into Border Gateway Protocol
This step-by-step training guides you through all the border gateway protocol components -- from how the protocol works to how to verify that it is working correctly. Continue Reading
-
Tip
27 Jul 2020
What VMware's Nyansa acquisition means for SD-WAN
VMware's Nyansa acquisition brings new AI and machine learning capabilities to its networking suite. However, it could apply what Nyansa brings to the table to other areas. Continue Reading
-
Feature
27 Jul 2020
5G enterprise market will overtake consumer cellular by 2036
5G is the first cellular technology generation that enterprise use cases will play a larger role than consumer use cases. Learn more from ABI Research's 5G Technology Summit. Continue Reading
-
News
22 Jul 2020
VMware load balancing aimed at NSX-T
Users reacted positively to the latest VMware load-balancing product. The NSX Advanced Load Balancer promises to improve application performance in a VMware NSX-T virtual network. Continue Reading
-
Answer
21 Jul 2020
What's the difference between GRE and IPsec tunnels?
IPsec provides more comprehensive security for IP tunneling, while GRE tunnels work well when network teams need to tunnel with multiple protocols or multicast. Continue Reading
-
Feature
16 Jul 2020
IT spending priorities in 2020 shift to network management, UC
The global pandemic has temporarily slowed SD-WAN and campus network spending, but enterprises are still investing in network infrastructure, focusing on network management and UC. Continue Reading
-
Tip
15 Jul 2020
How to secure a home network for remote workforces
Remote workers rarely achieve the same network security at home that offices provide. Yet, with the right tools, remote workers can efficiently learn how to secure a home network. Continue Reading
-
News
14 Jul 2020
HPE ups SD-WAN chops with Silver Peak acquisition
Hewlett Packard Enterprise's Silver Peak acquisition could significantly improve the software-defined WAN offering that's available today in HPE's Aruba-branded network portfolio. Continue Reading
-
Answer
10 Jul 2020
What are the risks of third-party VPN services?
IP address leaks, DNS service leaks and WebRTC transmissions could expose your online activities if you use certain unreliable third-party VPN services. Continue Reading
-
Tip
08 Jul 2020
How to set up a new business network
Building a new network can be complicated, but IT teams can ease the design process and future management by choosing the right architecture and documenting each decision. Continue Reading
-
Feature
07 Jul 2020
Evolution of WLAN technology improves data rates, security
WLAN technology has evolved dramatically -- most notably, in terms of network speeds and security. Innovations in Wi-Fi 6 show that the WLAN evolution isn't slowing, either. Continue Reading
-
Feature
07 Jul 2020
Future of wireless communications unifies 5G and Wi-Fi 6
The future of cellular, Wi-Fi and other wireless communication networks will see these technologies unify to support faster network speeds and real-time communications. Continue Reading
-
News
02 Jul 2020
Tech pros focus on application delivery during pandemic
Tech pros have added security, automation and session capacity to their application delivery infrastructure to support business operations during the pandemic. Continue Reading
-
Feature
01 Jul 2020
How the cloud fractures application delivery infrastructure ops
Within a single IT organization, traditional network teams may clash with cloud teams over application delivery infrastructure operations and management. Continue Reading
-
Answer
01 Jul 2020
What's the difference between a Layer 3 switch and a router?
Even though they have common traits, there is a difference between a Layer 3 switch and a router. Each plays a key role in making sure packets get sent to their proper destination. Continue Reading