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  • Cisco ISR-AX: Cheaper router with bundled Layer 4-7 services

    Faced with branch router competition from the likes of Juniper Networks and HP, Cisco dropped the prices of its Integrated Services Routers (ISR) and will start shipping the devices with a standard bundle of security, WAN optimization and...

  • Cisco Nexus switches: Layer 2 configuration strategies

    In this chapter, you'll learn the basics of Cisco Nexus switches and configuration of Layer 2 networking.

  • data link layer

    The Data-Link Layer is the protocol layer in a program that handles the moving of data in and out across a physical link in a network.

  • Networking outlook: Controllers, Layer 4-7 will roil SDN 2013 market

    In the 2013 SDN market, IDC analyst Brad Casemore said service providers will adopt slowly and vendors will battle in Layer 4-7 and controllers.

  • Layer 4-7 (network services)

    Layer 4 through Layer 7 are services are delivered by the upper layers of the Open Systems Interconnection (OSI) communication model. Layer 4-7 services support end-to-end...

  • Explaining app layering and application virtualization benefits

    What are the benefits of application virtualization, and how does desktop personalization fit into app delivery?

    Application virtualization and layering technologies can augment a traditional physical endpoint deployment or a...

  • We need a backup data deduplication layer

    As backup data deduplication matures, it's still very much a proprietary technology. We need standardization to eliminate some of today's software-hardware headaches.

    Just about everyone who works with...

  • With social networking layer, Amazon flexes digital-disruption muscle

    Social networking: It was the one aspect missing from Amazon's plan for world domination. Now they have it. You can almost hear Jeff Bezos' "Muahaha!" echoing through the streets of Seattle.

  • Layer 4-7 cloud networking still scarce in IaaS market

    While many cloud providers offer some Layer 4-7 services to customers, enterprises need more freedom in how they deploy cloud networking services.

  • When does cloud federation require Layer 2 connectivity?

    Depending on the scenario, Layer 2 connectivity may be a critical component for enabling cloud federation, says networking expert Chip Popoviciu.

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