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Ethernet

• Hotel Wi-Fi security crumbles in wake of bored IT admin

  What happens when a bored IT admin meets a hotel Wi-Fi network that does not want to cooperate? Continue Reading

• Three VoIP quality killers

  Managing VoIP quality is a constant headache for engineers. Here are some ways to avoid some common problems. Continue Reading

• What's the holdup on enterprise network software adoption?

  Enterprise network software uptake is lagging due to a wide range of adoption barriers. The good news is that these challenges shouldn't be difficult to overcome. Continue Reading

• On Reddit, network pros say 'hell, no!' to SDN investment

  Let's face it: It'll be a while until we see widespread SDN investment. On this Reddit thread, network engineers demand an end to crappy marketing jargon, and tell vendors what they really need from SDN. Continue Reading

• Types of link-state advertisements (LSAs) used in Open Shortest Path First (OSPF)

  John Burke explains different types of link-state advertisements (LSAs) that would be used for Open Shortest Path First (OSPF). Continue Reading

• What is 'real SDN'?

  Networking pros continue to argue about what 'real SDN' is. Here is a breakdown of the major SDN categories that exist in research and real-world environments.Continue Reading

• Picking the best firewall software, hardware or application

  Transforming the image of securityContinue Reading

• Six considerations for big data networks

  Big data networks must be built to handle distributed resources that are simultaneously working on a single task. That'll require network resiliency, consistency and application awareness.Continue Reading

• NFV applications emerge from ISVs, but challenges loom

  A new group of ISVs is producing exciting NFV applications that bring automation to a range of network services. But these developers face enormous challenges in establishing a new set of technologies.Continue Reading

• Using the Link Layer Discovery Protocol to reveal disparate devices

  The Link Layer Discovery Protocol is a helpful tool when you need to know what's connected in your network -- regardless of vendor.Continue Reading

• Wi-Fi fills gap in indoor location tracking market

  Wi-Fi networks fill in the gap left by GPS networks unable to probe indoors. Businesses are finding some new ways to exploit that capability.Continue Reading

• If packet sniffing won't work in SDN, then what?

  Patrick Hubbard explains why Wireshark and other packet-sniffing tools aren’t ready for virtualized Layer 4-7 networks. Monitoring application server NICs could be the answer.Continue Reading

• Options abound for OpenStack implementation

  Integrating OpenStack within your existing data network takes some careful planning, but there are plenty of tools to help.Continue Reading

• Will network functions virtualization be used in the enterprise?

  Jason Edelman explains whether or not network functions virtualization will ever transition into the enterprise, or if it is a service/provider play.Continue Reading

• How important is IPv6 readiness to the cloud?

  When it comes to cloud infrastructure, should providers include IPv6 readiness when designing their infrastructure strategies? Is OpenStack needed for an IPv6 deployment? Expert Ciprian Popoviciu explains.Continue Reading