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Networking Tutorials and Technical Guides

• SDN, networking monitoring: Challenge or a change for the better?

  In SDN network monitoring there are both challenges and the potential for change that will bring network management capabilities to a new level. Continue Reading

• How SDN and NFV simplify network service chain provisioning

  SDN and NFV simplify service chain provisioning, making it easier and cheaper to spin up applications in enterprise and service provider networks. Continue Reading

• Solve NetFlow analysis challenges with big data approach

  Relational databases have their role, but retrieving NetFlow analysis data efficiently isn't necessarily one of them. Instead, try NoSQL reporting. Continue Reading

• Unified management more critical as virtual, physical worlds mesh

  As virtual and physical networking continue to evolve, the concept of unified management becomes even more important, analyst John Burke writes. Continue Reading

• Handling network change: Is IPv4-to-IPv6 the least of your problems?

  Engineers need to implement major network change for IPv6, SDN and hybrid cloud. But they're learning they'll have to manage the old and the new at once. Continue Reading

• VMware adds NSX firewall integration with Palo Alto Networks

  VMware NSX integration with Palo Alto Networks applies advanced security policies to network virtualization overlay traffic.Continue Reading

• WildPackets upgrades monitoring appliances for 10, 40 GbE networks

  WildPackets releases new group of network performance monitoring appliances geared to 10 GbE and 40 GbE deployments.Continue Reading

• Securing from anywhere: Your mobile device VPN strategy

  Virtual private networks have long secured remote users. Learn how a mobile device VPN factors into your security strategy.Continue Reading

• Network programming languages Frenetic and Pyretic simplify OpenFlow

  OpenFlow can simplify networks, yet the protocol itself is complex. Network programming languages Frenetic and Pyretic streamline OpenFlow SDN.Continue Reading

• How many devices can one 802.11n standard access point control?

  Expert Mike Jude reveals the technical and theoretical limitations of 802.11n access points as more enterprises upgrade to the new standard.Continue Reading

• Rob Cannistra talks OpenFlow development on the Floodlight controller

  Marist's Robert Cannistra talks SDN research and current OpenFlow development for the OpenDaylight Floodlight controller.Continue Reading

• Carrier cloud services: Do customers care if you own the network?

  With carrier cloud services, telcos can differentiate with their networks. Whether enterprises care remains to be seen.Continue Reading

• In app-centric era, what are the effects on a network performance manager?

  As application-centric networking grows, the responsibilities of network performance managers are changing as well, writes expert Daniel Seligman.Continue Reading

• Is virtual networking the link to end-to-end management?

  Network virtualization has lagged behind server and storage virtualization, which means “single-pane-of-glass management and monitoring” in the data center is still on the horizon. Although the advent of software-defined networking (SDN) may make ...Continue Reading

• Competitors on Cisco SDN strategy: Is hardware really the answer?

  Cisco competitors blasted the new Cisco SDN strategy, saying it uses inflexible hardware for software-driven networks and bypasses SDN standards.Continue Reading