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LANs Local Area Networks

• Network functions virtualization primer: Software devices take over

  With network functions virtualization (NFV), engineers replace network devices with software on basic servers for flexibility and cost reduction. Continue Reading

• Do I need to use an SDN controller for software-defined networking?

  An SDN controller, with or without OpenFlow, is not required for a software-defined network, and SDN architecture vendors take different approaches. Continue Reading

• hybrid SDN

  A hybrid SDN (software-defined network) is a network where both traditional networking and SDN protocols operate in the same environment. Continue Reading

• OpenStack Neutron (formerly called Quantum)

  OpenStack Neutron is a cloud networking controller and a networking-as-a-service project within the OpenStack cloud computing initiative. Continue Reading

• Trema

  Trema is an open source framework for developing OpenFlow controllers for software-defined networking in the Ruby and C programming languages. Continue Reading

• Definitions to Get Started

  • WAN (Wide Area Network)
  • VLAN (virtual LAN)
  • network switch
  • dynamic and static

  • FTP (File Transfer Protocol)
  • coaxial cable
  • OSI model (Open Systems Interconnection)
  • DHCP (Dynamic Host Configuration Protocol)

  View All Definitions

• Plexxi

  Plexxi is a Cambridge Massachusetts company that makes software-defined networking (SDN) software. The company was founded with venture-based funding in 2011. Plexxi's management team is composed of networking professionals.Continue Reading

• application-defined networking

  Application-defined networking (ADN) is a networking scenario in which applications have the ability to adapt network environments to meet their needs, rather than having resources allocated by the network.Continue Reading

• OpenFlow controller

  An OpenFlow controller is an application that manages flow control in a software-defined networking (SDN) environment.Continue Reading

• OpenFlow switch

  An OpenFlow switch is a software program or hardware device that forwards packets in a software-defined networking (SDN) environment.Continue Reading

• OpenFlow Consortium

  The OpenFlow Consortium was a collaborative group of university researchers and network administrators that developed the original specification for the OpenFlow protocol.Continue Reading

• network intelligence (NI)

  Network Intelligence (NI) is the capacity of a network to examine data packets continuously and in real time.Continue Reading

• FlowVisor

  FlowVisor is an experimental software-defined networking controller that enables network virtualization by slicing a physical network into multiple logical networks.Continue Reading

• campus network

  A campus network is a proprietary local area network (LAN) or set of interconnected LANs serving a corporation, government agency, university, or similar organization.Continue Reading

• Arista Extensible Operating System (Arista EOS)

  Extensible Operating System (EOS) is a scalable network operating system (OS) that offers high availability, streamlines maintenance processes, and enhances network security.Continue Reading

• POX

  POX is an open source development platform for Python-based software-defined networking (SDN) control applications, such as OpenFlow SDN controllers.Continue Reading