network virtualization

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  • How network virtualization is used as a security tool

    Posted September 15, 2014 - 9:12 pm

    As VMware sells its network virtualization software, it's finding that security is a big driver for adoption.
  • Oracle releases communications application orchestrator to address NFV

    Posted June 30, 2014 - 11:40 am

    Oracle has just released its Communications Application Orchestrator designed to address the Network Functions Virtualization (NFV) requirements for communications service providers. Virtualized infrastructures are increasingly popular, both in the enterprise and in service provider infrastructures. Oracle's new solution is also designed to work with Oracle Communications Core Session Manager, a solution that helps CSPs virtualize network infrastructures to support NFV efforts.
  • SDN start-up targets enterprise WAN complexity

    Posted April 30, 2014 - 9:54 am

    An SDN start-up this week emerged from stealth mode to propose a software-defined answer to challenges vexing administrators of an enterprise WAN.
  • Review

    First Look: Cisco ACI re-imagines the enterprise data center network

    Posted March 3, 2014 - 5:55 pm

    Cisco's Application Centric Infrastructure (ACI) is a revolutionary re-thinking of how to provision and manage data center networks. While the early version we looked at has some rough edges, and Cisco still has some hard problems to solve, ACI has the potential to completely change the way that large, highly virtualized data center networks are configured and built.
  • Oracle buys Corente for software-defined networking

    Posted January 7, 2014 - 11:02 am

    Oracle is buying Corente, maker of SDN (software-defined networking) technology for WANs (wide area networks), in a strike against competitors such as Cisco and IBM. Terms of the deal, which is expected to close early this year, weren't disclosed on Tuesday.
  • Cloud computing swallowing up branch office hardware

    Posted July 16, 2013 - 11:47 am

    The popularization of cloud computing and ubiquitous access to high-speed Internet connectivity mean that the days of the specialized branch office IT appliance are numbered, according to industry sources.
  • While others talk network virtualization, PLUMgrid offers the virtual network

    Posted June 25, 2013 - 4:07 pm

    SDN start-up PLUMgrid this week launched its product, software that runs on x86 servers and is designed to automate data center operations and reduce associated costs.
  • Brocade unleashes a data center barrage

    Posted April 30, 2013 - 2:28 pm

    Brocade this week extended its data center networking portfolio with hardware and software enhancements designed to better integrate and align physical and virtual resources.
  • 5 questions about VMware's new virtual networking platform

    Posted March 15, 2013 - 9:56 am

    Martin Casado, co-founder and CTO of Nicira, pioneer of the OpenFlow virtual networking movement and currently chief networking architect for VMware, discusses how NSX is implemented and what customers should expect from it.
  • 10 network virtualization, SDN and data center companies to watch

    Posted February 27, 2013 - 9:26 am

    After years of venture capital and start-up focus on consumer-focused tech companies, enterprise networks and the data center are back in vogue.
  • Pushing the limits of virtual networking

    Posted February 6, 2013 - 5:45 pm

    Recent developments in virtual networking open a world of possibilities but don't quite deliver -- yet.
  • Cisco uses LISP to articulate programmability

    Posted December 20, 2012 - 10:05 pm

    Network virtualization is one of the hotter trends in the industry today, and when Cisco speaks to it you hear a distinct LISP.
  • Japanese virtualization start-up invades the USA

    Posted October 15, 2012 - 11:10 am

    Midokura, a Japanese startup focused on network virtualization, this week said it is entering the U.S. market with a distributed software defined network product designed for Infrastructure as a Service (IaaS).
  • Complete guide to network virtualization

    Posted September 24, 2012 - 10:53 am

    With new proposed standards, virtualization is moving from the server world to the network itself.
  • HP aims three-part effort at network virtualization

    Posted August 14, 2012 - 7:50 am

    Hewlett-Packard is readying three new software capabilities that are designed to help enterprises pool their computing and storage resources across a network.
  • Oracle, Xsigo set network virtualization consolidation in motion

    Posted July 31, 2012 - 9:42 am

    With Oracle's acquisition of Xsigo this week, it's now clear we have consolidation occurring in the server and network virtualization markets.
  • Nicira: A classic Silicon Valley story, complete with big payday

    Posted July 25, 2012 - 6:09 am

    VMware's decision to buy the network virtualization company Nicira will likely be cited as a starring example of why Silicon Valley remains the world's engine of innovation.
  • Gartner: Network virtualization will lead to security control changes

    Posted June 13, 2012 - 11:31 am

    Gartner analyst Neil MacDonald's specialty is security, and he not only keeps a close eye on what security vendors are doing, but he's an advocate for change as fundamental network technologies evolve. Virtualization is having an enormous impact, leading to questions about the role of physical security appliances in a virtual world. MacDonald predicts by 2015, 40% of security controls in the enterprise data center will be virtualized, up from 5% in 2010. In a recent interview with Network World, MacDonald talked about the future of security in the virtual world.
  • Gartner: Don't sweat move to IPv6

    Posted October 20, 2009 - 2:06 pm

    ORLANDO -- The future of communications calls for a focus on unified communications and collaboration, workforce mobility, IP telephony and network virtualization. But moving from IPv4 to IPv6? Don't worry about it yet, Gartner analysts say.
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