New & Notable


Intel-Mirantis deal targets OpenStack integration with networking

The Intel-led $100 million investment in Mirantis is expected to help ease the pain of OpenStack integration with corporate networks.


Xirrus readies high-density 802.11ac Wave 2 access point

Xirrus plans to release in October an 802.11ac Wave 2 access point. The device is expected to fill a niche in the wireless market.

Problem Solve

What can IT do to prevent another federal breach?

Network security expert Michele Chubirka shares her thoughts about June's OPM hack and what steps IT should take to fend off future attacks.

Problem Solve

Fixing federal IT systems to guard them against attacks

The Office of Personnel Management security breach rocked the IT industry. Here's what should be done to make sure it doesn't happen again.

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Networking Basics

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    virtual LAN (VLAN)

    A virtual local area network (virtual LAN) lets network nodes that are geographically dispersed communicate as if they physically resided on the same network.

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    Content delivery networks smooth the way for rich media

    Content delivery networks, or CDNs, have been available since the '90s but have evolved to improve access to Internet-based video, business-critical applications and online transactions for customers using any kind of device. While CDNs still ...

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    CIDR (Classless Inter-Domain Routing or supernetting)

    CIDR (Classless Inter-Domain Routing) is a way to allocate Internet addresses more flexibly than the original system of Internet Protocol (IP) address classes allowed.

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