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Network Administration

• What is the role of the security operations center in SDN?

  As SDN continues to gain traction, it's important that security keeps pace. Expert John Burke explains the role of the security operations center in a software-defined network. Continue Reading

• Starbucks is increasingly a free wireless ISP

  Brands are increasingly defined by their networks. Starbucks leads the way in becoming a retail -- and free -- wireless ISP. Continue Reading

• The new WAN: How SDN changes wide area network operations

  SDN promises to transform the wide area network. Network pros should consider how SD-WAN will also change operational and organizational needs. Continue Reading

• How to manage Wireshark display filters

  Wireshark display tools such as capture and packet filtering offer critical insights into network functioning, but only if properly understood and managed. Continue Reading

• Exploring OpenDaylight Project internals

  Diving into ODL Project internals as an engineer can be daunting, but doing so can lead to a richer understanding of the SDN platform. First, you'll need some new tools. Continue Reading

• Network configuration management tools could pave the way to SDN

  Could network configuration management tools be IT administrators' best way to prepare for SDN? One observer says "yes."Continue Reading

• How new technologies are reshaping MiTM attacks

  MiTM attacks are including wireless networks among their targets, targeting vulnerabilities in applications, browsers, mobile, IoT and the cloud.Continue Reading

• Are you ready for an SDN deployment?

  The principal motivation behind SDN deployments is the need for a responsive and nimble IT organization. While the network architecture is definitely in the future, not all are ready for it.Continue Reading

• Here comes Wave 2: 802.11ac reaches new heights

  There are two things every network engineer can expect to perpetually increase: the need for more bandwidth and the number of mobile devices on a wireless network.

  The first generation of wireless access points (APs) based on the Continue Reading

• A wireless network design can't be static

  In this Q&A, one network engineer describes how he's adapting his wireless network design to overcome challenges from the old world as well as the digital age.Continue Reading

• How to build the NFV business case

  Building a compelling business case for NFV is challenging, but essential. Telecom expert Tom Nolle explains how to convince CFOs that the time is right for implementation.Continue Reading

• Developing consistent information security policy management

  Never-ending network challenges mean IT and business leaders need to adopt a unified information security policy management platform.Continue Reading

• Why application delivery platforms remain a vital technology

  Cloud-based or on-premises application delivery platforms are growing in importance to enterprises. Once called 'load balancers,' the more common terms are 'application delivery controllers,' or Continue Reading

• Man vs. machine: In a network outage, who's to blame?

  Downtime is often chalked up to human error. But several high-profile outages this year were blamed on faulty technology. Which is more dangerous to your network?Continue Reading

• What are the WLAN benefits of 802.11ac vs. 802.11n?

  In analyzing wireless 802.11ac versus 802.11n, our expert says the advantages of 802.11ac are many, but the engineering has to be spot on.Continue Reading