Ask the Experts

Ask the Experts

• Why an application performance monitoring tool is essential

  An application performance monitoring tool harvests data and differs from application management, offering valuable services in an age of virtualization.  Continue Reading

• What vertical industries can benefit from SD-WAN deployments?

  SD-WAN deployments can benefit a number of industries, providing improved performance and lower costs. Expert Lee Doyle looks at three of the top SD-WAN verticals.  Continue Reading

• Will NFV standards address orchestration in the near future?

  NFV standards for orchestration are affected by the number of standards groups and service providers' individual approaches, says SDN expert Lee Doyle.  Continue Reading

• Is it hybrid WAN vs. SD-WAN, or does SD-WAN help implement hybrid WAN?

  Expert Lee Doyle tackles the issue of hybrid WAN vs. SD-WAN. Although the technologies are separate, SD-WAN can make hybrid WAN deployment and operation easier.  Continue Reading

• What is iPerf and how is it used?

  Expert Chris Partsenidis explains what iPerf is and how iPerf commands can help you measure your network's bandwidth, delay, jitter and potential for data loss.  Continue Reading

• How to achieve secure mobile device management

  Laptops and phones are critically important in the era of BYOD, but safety can only be achieved with secure mobile device management.  Continue Reading

• Defining SD-WAN benefits: Does better QoE make the list?

  The list of SD-WAN benefits often includes cost savings and better routing; does it also include better quality of experience compared to a traditional WAN?  Continue Reading

• How do PKI problems complicate VPN management?

  Securing and managing VPNs can be a challenge, and public key infrastructure can help, but PKI problems are often lurking.  Continue Reading

• What is the advantage of SFP ports on a Gigabit switch?

  SFP ports enable Gigabit switches to connect to a wide variety of fiber and Ethernet cables in order to extend switching functionality throughout the network.  Continue Reading

• What SD-WAN architecture is best for your network?

  When looking for the right SD-WAN architecture to implement, it's important to consider your specific network and the traffic it experiences.  Continue Reading

• NFV vs. VNF: What's the difference?

  NFV versus VNF: SDN engineer Darien Hirotsu explains the differences between network functions virtualization and virtual network functions.  Continue Reading

• Is satellite connectivity a realistic option for WANs?

  What you should know about satellite connectivity, satellite internet, and the costs and benefits of universally available links.  Continue Reading

• What advantages will 400 Gigabit Ethernet bring to the data center?

  What are the use cases and advantages of 400 Gigabit Ethernet in the modern data center?  Continue Reading

• What do I need to do to create successful hybrid WANs?

  The market for hybrid network services is growing, and with it comes the challenge of successfully creating hybrid WANs.  Continue Reading

• What are some ways to reduce IT maintenance costs?

  Enterprises spend millions of dollars each year on IT maintenance, service and support. But there are steps you can take to whittle those costs down.  Continue Reading