Networking: Page

What is a software-defined perimeter, and do I need it?

An evolving network world requires evolving network security. Learn how software-defined perimeter offers a compelling answer to network vulnerabilities.

By Lee Doyle • Jan. 10, 2019

Consider these 5 factors of DCI technology

This feature showcases five pieces of advice that detail what you need to know about data center interconnect, its pros and cons, and its relationship with other networking areas.

By Michaela Goss • Jan. 10, 2019

What’s the difference between multi-cloud vs. hybrid cloud strategies?

When comparing multi-cloud vs. hybrid cloud deployments, you'll want to pay particular attention to the management concepts and tools for each cloud strategy.

By John Fruehe • Jan. 8, 2019

Which core network functions are being virtualized?

Network functions virtualization can virtualize both data center and branch office network services. But a couple of special cases, like virtual switches, require clarification.

By Dan Conde • Jan. 8, 2019

Get into the nitty-gritty of SD-WAN technology

Discover SD-WAN outside of the fundamentals. Learn how it plays with management tools, get steps on how to transition from MPLS and read best practices for SD-WAN issues.

By Michaela Goss • Jan. 7, 2019

SD-WAN features lacking, but offer differentiation opportunity

Most available SD-WAN products focus on a few main features, which risks making SD-WAN a commodity offering. But vendors are starting to combat that with feature differentiation.

By Tom Nolle • Jan. 7, 2019

Mobile 5G hype vs. reality in 2019

Hype will likely drown out the progress the mobile 5G industry is expected to make this year in preparing for augmented reality applications and other unique services in 2020.

By Antone Gonsalves • Jan. 4, 2019

Data center interconnects rife with application challenges

Avoid pushing complexity into your network. This is especially true with data center interconnect design, Layer 2 mobility and application requirements.

By Russ White • Jan. 4, 2019

Network security, SD-WAN suppliers revamp branch security

Branch network security is getting a face-lift, as network security and SD-WAN suppliers look at new ways to integrate their platforms and upgrade products.

By Lee Doyle • Jan. 3, 2019

Telecom trends 2019: Time for operator 5G and IoT decisions

Telecom trends in 2019 dictate that network operators have tough choices to make to compete with OTT players, increase revenue in terms of 5G and IoT, and consider the software-based fast-fail model.

By Tom Nolle • Jan. 2, 2019

What roles do vCPE and uCPE have at the network edge?

As service providers look to virtualize the edge and deliver network services faster, they're turning to vCPE and uCPE that run services as software on generic hardware.

By John Burke • Jan. 2, 2019

Which KPIs should I measure for security in SDN?

KPIs provide useful guidelines to measure how network performance and security align with business objectives. Here are some KPIs to help keep track of an SDN environment.

By John Burke • Dec. 31, 2018

Final 802.11ax release date now slated for late 2019

When it comes to the hotly anticipated new wireless standard, are we there yet? This 802.11ax timeline notes key milestones in the draft's development and explains what's next.

By Alissa Irei • Dec. 28, 2018

6 emerging trends in wireless networking technology for 2019

In 2019, expect to see some interesting trends in wireless networking technology, including a surge in millimeter waves, the budding potential for end-to-end network analytics and, of course, the ongoing development of 5G services.

By Craig Mathias • Dec. 27, 2018

What to consider when integrating SD-WAN and ITSM tools

We haven't really heard a lot about SD-WAN integration with IT service management. But getting SD-WAN to work with existing ITSM tools is a big priority for enterprises.

By Shamus McGillicuddy • Dec. 27, 2018

How might NFV in IoT enhance network edge security?

The emergence of IoT devices has considerable network security implications. An NFV architecture, however, could add another layer of network defense.

By Dan Conde • Dec. 26, 2018

100 GbE switch market shifting to large enterprises

The 100 GbE switch market is shifting away from webscale data center operators, as Arista and Cisco benefit from large enterprises buying more of the faster ports to replace 40 GbE.

By Antone Gonsalves • Dec. 21, 2018

AT&T 5G moves forward, as carrier pursues cost savings

The AT&T 5G network will be in seven more cities in the first half of 2019. The carrier is moving quickly with the rollout to take advantage of potential cost savings with 5G.

By Antone Gonsalves • Dec. 21, 2018

Cisco sees the future of switching in Luxtera silicon photonics

Cisco believes the future in switching and routing is in Luxtera silicon photonics. As a result, the networking giant plans to buy the company for $660 million in cash.

By Antone Gonsalves • Dec. 19, 2018

What is a service mesh, and how does it relate to networking?

A service mesh can ease the deployment of microservices and container-based applications, while supporting the delivery of network services, like load balancing and authentication.

By Lee Doyle • Dec. 19, 2018

A recap of notable 2018 networking trends and news

Before the final days of 2018 fade into history like so last-generation 4G, spend some time reviewing the news and trends that graced the networking industry this year.

By Jennifer English • Dec. 17, 2018

The top 9 trends in network technology for 2019

In the new year, expect SDN and SD-WAN to come back down to earth. Meanwhile, multi-cloud, edge computing and intent-based networking will ramp up. Plus, data centers are not dead.

By John Fruehe • Dec. 17, 2018

Seneca College brings its campus Wi-Fi back to school

Wi-Fi has gone back to school. Seneca College deployed a new Wi-Fi system from Aruba Networks to support its tens of thousands of students, faculty and plentiful devices.

By Michaela Goss • Dec. 17, 2018

10 metrics to drive a NetOps 2.0 culture shift

If an object at rest tends to stay at rest, how can IT leaders get the network moving at the speed of DevOps? Start with performance review metrics that reflect NetOps goals, experts suggest.

By Alissa Irei • Dec. 14, 2018

Cumulus Linux, NetQ available for Lenovo RackSwitch

The combination of Lenovo RackSwitch models with Cumulus Linux and NetQ monitoring software is aimed at companies that prefer open networking in the data center.

By Antone Gonsalves • Dec. 13, 2018