Networking: Page

Plan a VPN and remote access strategy for pandemic, disaster

Disasters and pandemics occur unexpectedly, affecting companies, workers and networks alike. Plan a remote access strategy that covers VPN requirements, bandwidth demands and licenses.

By Paul Kirvan • March 4, 2020

What is the difference between LoRa and LoRaWAN?

LoRa is a modulation technique for specific wireless spectrum, while LoRaWAN is an open protocol that enables IoT devices to use LoRa for communication.

By Andrew Froehlich • March 4, 2020

WAN transformation sparked by 5G, cloud and SD-WAN technologies

In a modern world, legacy WAN architecture is rife with shortcomings. But 5G features and use cases could help jump-start a WAN transformation for many organizations.

By Luke O'Neill • March 3, 2020

What is network verification and do enterprises need it?

Network verification can help organizations gain critical network performance insight and alleviate network complexity. But aspects of the concept are new and not yet mainstream.

By Andrew Froehlich • March 3, 2020

Ansible limitations for network automation

Ansible can be a powerful tool for network automation, but users should be aware of its limitations with debugging, performance, complex data structures and control flow.

By Terry Slattery • March 2, 2020

What is USSD (Unstructured Supplementary Service Data)?

USSD (Unstructured Supplementary Service Data) is a GSM (Global System for Mobile) communications protocol that is used to send text messages.

By Linda Rosencrance • March 2, 2020

RSA 2020: US needs allies to battle China’s 5G threat

Experts at RSA 2020 said the United States and its allies have to solve trade disputes and combine resources to secure global 5G infrastructure against Chinese threats.

By Antone Gonsalves • Feb. 28, 2020

Networking startup Arrcus wins TechTarget innovation award

Networking startup Arrcus aims to disrupt the industry with its software-based routing technology. Here's how the young company plans to go toe-to-toe with industry giants.

By Alissa Irei • Feb. 28, 2020

What do 2G and 3G sunset dates mean for business customers?

A 2G and 3G shutdown probably won't affect businesses much, but embedded IoT devices may see some problems as these two older cellular technologies fade away.

By Michael Finneran • Feb. 28, 2020

How does DevOps in networking change network requirements?

As more organizations embrace DevOps in networking, the approach can transform network requirements, such as visibility and security policies, which network teams should consider.

By Andrew Froehlich • Feb. 28, 2020

Network traffic analysis best practices: Assess and repeat

Network traffic analysis best practices require network teams to work closely with security teams and constantly assess their tool sets, analysis processes and traffic patterns.

By Jennifer English • Feb. 28, 2020

RSA 2020: Experts say US is too slow in deploying 5G

At the RSA 2020 conference, experts said enterprise-class 5G services are years away. Obstacles include security and doubts about profitability.

By Antone Gonsalves • Feb. 27, 2020

CISA chief can’t guarantee election security

CISA Chief Christopher Krebs told RSA attendees he can't guarantee election security. Krebs also discussed CISA's efforts against Iranian hackers and ransomware attacks.

By Antone Gonsalves • Feb. 26, 2020

Cisco SecureX provides front end for all security tools

Cisco SecureX, unveiled at RSA, provides centralized intelligence from all the vendor's security products. Also at RSA, Juniper adds encrypted traffic analysis to the Juniper ATP Cloud.

By Antone Gonsalves • Feb. 24, 2020

IEEE reveals 802 standards process and the future of Wi-Fi

The IEEE 802 Standards Committee looks years in advance to improve Wi-Fi and Ethernet technology. A sampling of the future: 802.11be, Wi-Fi sensing and increased Ethernet range.

By Jennifer English • Feb. 19, 2020

Try 10 practice questions for the CCNP, CCIE ENCOR 350-401

This practice quiz for CCNP and CCIE ENCOR 350-401 explores what readers must know about IP routing essentials -- including BGP and OSPF -- from the new certification guidebook.

By Michaela Goss, Pearson Education • Feb. 18, 2020

How Cisco certification changes alter CCNP and CCIE tracks

Here's what to expect from the colossal Cisco certification changes to the CCNP and CCIE tracks that aim to increase material relevance and benefit network engineers' daily lives.

By Michaela Goss • Feb. 18, 2020

Prepare for CCNP, CCIE ENCOR 350-401 with this guide preview

Here's an excerpt from the new 'CCNP and CCIE ENCOR 350-401 Official Cert Guide' that provides the key IP routing essentials network engineers require for their job roles.

By Michaela Goss, Pearson Education • Feb. 18, 2020

Arista’s Big Switch buy adds customers, engineers, network software

The Arista-Big Switch deal adds significant software-defined networking technology to Arista's EOS operating system. Also, Arista will acquire 300 customers and dozens of engineers.

By Antone Gonsalves • Feb. 14, 2020

Watch for these 6 wireless networking trends in 2020

No doubt you've heard about 5G and Wi-Fi 6. But don't forget other wireless trends emerging in 2020, such as CBRS, dynamic spectrum sharing and Open RAN.

By Lee Doyle • Feb. 14, 2020

Latest Cisco earnings show tech buyers remain skittish

The latest Cisco earnings report shows customers paused tech spending despite a stabler global economy, while the impact of the coronavirus outbreak in China was a looming unknown.

By Antone Gonsalves • Feb. 14, 2020

Explore the top Wi-Fi 6 technology benefits and providers

Learn the basics around Wi-Fi 6 along with the security, battery and bandwidth improvements that come with the upgrade and the top companies to consider for buying options.

By Andrew Froehlich • Feb. 13, 2020

Network software subscription models befuddle tech buyers

Tech buyers are frustrated and confused over network vendors' software subscription models. Some buyers say they're unconvinced the pricing models favor them.

By Antone Gonsalves • Feb. 12, 2020

What should I know about IP address management systems?

As networks continuously gain more devices, outdated IP address management methods face new challenges. Despite this, IPAM is still crucial for any organization's network.

By David Jacobs • Feb. 12, 2020

How do I build a cloud-ready network?

IT teams can prepare their networks for cloud migrations by planning around their applications, security strategies, remote users and WAN performance.

By David Jacobs • Feb. 11, 2020