Ask the Experts

Does software-defined networking architecture need network overlays?

Network overlays and software-defined networking architecture share a history. But while overlays offer flexibility, they also bring extra overhead and troubleshooting complications. Continue Reading
Can hyper-converged systems benefit from SDN architecture?

Hyper-convergence combined with software-defined networking architecture might seem like hyper-hype, but SDN offers many network capabilities required of hyper-converged systems. Continue Reading
How do I improve my network programming knowledge?

When it comes to SDN and programmable network skills, combining training with practice and hands-on experience can help advance your programming knowledge. Continue Reading
How can network analytics tools be used to improve performance?

With pressure and expectations for network and enterprise performance rising, IT professionals are turning to network analytics tools that use machine learning to remain ahead of the game. Continue Reading
How do the benefits of SDN improve network automation?

The ability to automate networks isn't new, and while the benefits of SDN reach out to encompass aspects of automation, SDN and network automation don't mean the same thing. Continue Reading

How do I choose between open source and commercial SDN?

Commercial SDN offers vendor-backed support, while open source platforms can be upgraded more quickly. Whether an enterprise chooses one over the other depends on its preferences. Continue Reading
What tools are needed to build a DevOps management model?

Amy Larsen DeCarlo answers why so many businesses are combining their development and operations teams and what tools are needed to make effective DevOps management happen. Continue Reading
How can I prevent a DDoS attack program?

DDoS programs overwhelm networks with a torrent of requests. How can you prevent a DDoS attack, and what are the steps you can take to keep your networking environment secure? Continue Reading
Despite WLAN speed growth, do we really need mGig?

Networking vendors introduced mGig to support 802.11ac Wave 2 devices within enterprise networks. But do you really need to upgrade to accommodate the new WLAN speed? Continue Reading
Which is better for WLAN support: Mac or Windows?

Choosing the right laptop for WLAN support usually boils down to Macintosh versus Windows. But of the two, there is only one OS clearly up to the task, our expert maintains. Continue Reading
Where do mobile users fit in with SD-WAN as a service?

SD-WAN as a service can act as a bridge between mobile users who want to access business apps on the go and network managers who want to manage and secure those users. Continue Reading

What exactly is a digital business transformation strategy?

What do you need for a digital business transformation strategy that will actually work to boost business value and change the enterprise operations model? Continue Reading
How do I choose between SD-WAN, DMVPN and IPsec tunnels?

Software-defined WAN, DMVPN and IPsec tunnels each have a place among enterprises. Our network expert compares each one and explains where they can be most beneficial. Continue Reading
Can cable be reused when upgrading 802.11ac wireless LAN?

Is it better to repurpose legacy cabling when planning an 802.11ac wireless LAN upgrade, or does it make sense to buy new? Like many things networking, it depends. Continue Reading
What security is needed for digital assistant devices?

How should cybersecurity-enforcement efforts adapt as digital assistant devices become more pervasive in business enterprise networking to safeguard corporate data? Continue Reading