Opinion

Opinion

WAN technologies and services

• How Cisco's Viptela buy affects branch routers, IT customers

  Zeus Kerravala says Cisco's ISR isn't going anywhere and discusses what its use of Viptela's software-defined WAN means for the IT giant's future, its product line and its customers.  Continue Reading

• Cato Networks adds 'identity awareness' to SD-WAN as a service

  Cato Networks SD-WAN as a service was updated this week with identity-aware routing. The vendor claims identity awareness can simplify network operations and better meet business goals.  Continue Reading

• Vendors vie for a piece of the SD-WAN market share pie

  The SD-WAN vendor market is showing some signs of consolidation. But it will remain volatile in the near term, and that should prove beneficial to customers.  Continue Reading

• Transforming a legacy network through digital transformation

  In a recent keynote speech, GE's CTO Chris Drumgoole outlines the transformation of a corporate giant's network from traditional and sluggish to limber and cloud-enhanced.  Continue Reading

• Consider the Ethernet option for primary SD-WAN connectivity

  SD-WAN connectivity offers the ability to use a variety of links. While most enterprises opt to use cable or DSL as the primary link, Ethernet could be the better option.  Continue Reading

• Versa's SD-Branch could create simplified 'thin branch' management

  Networking expert Zeus Kerravala weighs in on Versa Networks' SD-WAN extension, SD-Branch, which could simplify branch management while creating a thin branch.  Continue Reading

• When deploying SD-WAN technology, do your homework

  A plethora of options can complicate software-defined WAN technology buying decisions. To get the most out of their deployments, enterprises should first do their homework.  Continue Reading

• SD-WAN vendors enjoy rave reviews from happy users

  Compared to data center SDN companies, SD-WAN vendors seem to have it easy, with a relative slew of satisfied customers eager to share their deployment stories.  Continue Reading

• Classic optimization takes back seat as WAN technologies evolve

  The growth of cloud apps and the increased use of Internet over traditional WAN technologies has forced WAN optimization to evolve.  Continue Reading

• Grappling with private WAN provisioning delays in the on-demand era

  Long lead times are not a new problem in private WAN provisioning, but enterprises are feeling the pain of those delays more acutely.  Continue Reading

• SDN blogs: 2015 year of software-defined WAN?

  In this week's SDN blogs, analysts discuss why SDN is more reliable than traditional networking, why SDN WAN will gain popularity in 2015 and Brocade’s new Vyatta Controller.  Continue Reading

• SDN blogs: Hybrid WAN the 'killer' SDN use case?

  In this week's SDN blogs, a book review, and one analyst says departments have to stop worrying about draining their budgets before year's end.  Continue Reading

• Can Netflix save enterprise WAN networks?

  How long will it take for ISPs to come to enterprises and ask them to pay extra to ensure that their Salesforce.com data gets to where it's supposed to go?  Continue Reading

• Why WAN infrastructure health can't be ignored any longer

  As enterprises become ever more dependent upon Internet-delivered services, the health of their WANs can no longer be left to chance.  Continue Reading

• Diving into SDN WAN? Take a deep breath

  SDN could make the WAN flexible enough for dynamic network virtualization, but first engineers must address a myriad of challenges.  Continue Reading