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Networking Tutorials and Technical Guides

• When good WANs go bad: WAN failure effects widespread

  Don't just think of WAN performance in terms of meeting enterprise objectives. WAN failure touches multiple endpoints. Continue Reading

• Study: VMs transforming disaster recovery

  A Silver Peak and ESG survey reveals that deploying virtual machines allows disaster recovery that wouldn't be possible otherwise. Continue Reading

• Why not replace routers with smart switches?

  In this Q&A, one network manager discusses how he's ripping out routers and replacing them with smart switches at sites with Ethernet WAN transport. Continue Reading

• MPLS networks not obsolete, but Internet as WAN catches up

  MPLS networks have been the undisputed king of WAN services for years, but more enterprises are looking at supplementing them with Internet services. Continue Reading

• Deluge of devices drives high-density wireless network design

  As the number of mobile devices that users carry multiplies, networking pros must factor device density into their wireless network designs. Continue Reading

• As users carry more devices, wireless network design must evolve

  The average person carries three mobile devices, according to an informal poll conducted last year by Sophos Labs. While Kindles and Fitbits probably aren't making their way onto corporate wireless LANs (WLANs), more enterprises must provide ...Continue Reading

• What you need to know about LEED, DAS and public safety radio

  IT executives must work with facilities teams to ensure high-quality wireless service while guaranteeing access to first responders.Continue Reading

• One network for three towers and a concert arena? Think hybrid SDN

  When TV Asahi expanded from one to four buildings, it used NEC ProgrammableFlow for hybrid SDN to connect new and legacy equipment on a single LAN.Continue Reading

• How to prepare for an automatic enterprise infrastructure?

  Before adding automation, take control over your processes or else you could end up enhancing the problems you already have.Continue Reading

• How software-defined storage and SDN connect through orchestration

  Software-defined storage and SDN are separate infrastructures, but they can be co-managed and provisioned through orchestration tools.Continue Reading

• Talari WAN aggregation helps shake enterprise reliance on MPLS

  WAN aggregation, coupled with WAN optimization, can help businesses take advantage of cheaper bandwidth options, while keeping reliability intact.Continue Reading

• Network metrics: Costs, tools and beyond

  Network engineers use metrics to solve problems. Executives' main focus is the budget, so engineers should use tools to help figure costs.Continue Reading

• Big data infrastructure depends on good WAN management

  In order to successfully exploit big data, effective WAN management must be part of the infrastructure puzzle.Continue Reading

• Many culprits to blame for application performance problems

  The answer to diagnosing application performance problems is fully understanding where issues may lie.Continue Reading

• How to buy: What to look for in 802.11ac access points

  If you're in the market for 802.11ac access points for your wireless LAN, find out what features are essential when it's time to buy.Continue Reading