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LANs Local Area Networks

• 802.11ac speed gains may drive WLAN architecture changes in Wave 2

  How much your network needs to adapt to the jump in 802.11ac speed from Wave 1 -- or even from 802.11n -- to the standard's next phase, Wave 2, depends on where you are in the upgrade cycle. Continue Reading

• Is your network ready for the SDN WAN?

  The data center is no longer the only place to think about software-defined networking (SDN). The wide area network (WAN) is the latest focus for system administrations. SDN promises to bring many advantages to the WAN, in no small part because WANs... Continue Reading

• Minecraft paves the way to grow enterprise SDN, seriously

  Insight from the Minecraft video game points to how enterprise SDN adoption could grow faster with a single interface for monitoring, confirmation and troubleshooting. Continue Reading

• ICMP (Internet Control Message Protocol)

  ICMP (Internet Control Message Protocol) is an error-reporting and message-control protocol that network devices use to report problems in IP packet delivery. Continue Reading

• millimeter wave (MM wave)

  Millimeter wave (also millimeter band) is the band of spectrum between 30 gigahertz (Ghz) and 300 Ghz. Researchers are testing 5G wireless broadband technology on millimeter wave spectrum. Continue Reading

• Definitions to Get Started

  • attenuation
  • big-endian and little-endian
  • peer-to-peer (P2P)
  • PSTN (public switched telephone network)

  • network operating system (NOS)
  • network packet
  • local area network (LAN)
  • client-server model (client-server architecture)

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• optoisolator (optical coupler or optocoupler)

  An optoisolator (also optical coupler or optocoupler) is a component that uses light to transfer electrical signals between circuits to keep them electrically isolated from each other, preventing surges.Continue Reading

• Identify the right WAN optimization products for your company

  Leading WAN optimization product vendors use a variety of techniques to get the job done. Find out who does what and if it's right for you.Continue Reading

• Choosing WAN optimization techniques, more is better

  When it comes to choosing WAN optimization techniques, more is definitely better. Part two of this three-part series offers up a catalog of optimization options.Continue Reading

• Before you buy: Finding the right WAN optimization appliance

  Picking the right WAN optimization appliance for your environment involves comparing different data reduction methods. Learn how to pinpoint the best option.Continue Reading

• What you need to know about the hybrid WAN

  The ballooning amount of data generated by users and applications is fueling the development of hybrid WANs. Here's what you need to know.Continue Reading

• SDN technologies break into the networking space

  Networking expert Jim Metzler talks to TechTarget's Kara Gattine about the past, present and future of software-defined networks.Continue Reading

• Facebook, Google use SDN to boost data center connectivity

  Internet content providers like Facebook and Google are already using SDN to improve hyperscale data center connectivity. But more could be done.Continue Reading

• What's involved with global ISP Internet breakout?

  An expert explains how to achieve global Internet breakout connections and gives examples of different connection options.Continue Reading

• How indoor mesh wireless solved an outdoors problem

  Using an approach engineered for indoor deployments helped this system administrator solve a network connection problem in the great outdoors.Continue Reading

• What is the network’s role in a cloud computing service?

  Download this free chapter excerpt from “Designing Networks and Services for the Cloud” to learn how networks can make a cloud computing service more reliable and secure.Continue Reading