Data Center

  • TCP/IP Continues to Soar with a Multitude of Extensions

    Scott Hogg  |  October 19, 2016
    Many technologies come and go, but those that have staying power are able to evolve to meet changing business and user needs. These rare birds also boast a champion, either in the form of an industry backer or a community of knowledgeable... Read more
  • NetApp Insight: Extending the Data Fabric to the Cloud and Beyond

    Jeesh Thomas Abraham  |  October 17, 2016
    The consistent seamless data management between on premise environments and hybrid multi-cloud resources, while still maintaining control over your organization’s data, was the theme of the NetApp Insight 2016 conference held at the... Read more
  • IPv6 in the Data Center: Manual or Automatic Configuration?

    Scott Hogg  |  July 13, 2016
    IPv6 differs from IPv4 in a few key areas, perhaps most significantly in how IPv6 behaves on an Ethernet LAN. IPv6 has far more reliance on ICMPv6 and on multicast, whereas IPv4 uses broadcasts for most administrative LAN traffic like ARP.... Read more
  • Migrating to SIP Trunking: Is It Worth the Move?

    Nick Fox  |  June 21, 2016
    There has been a great deal of buzz over the past few years surrounding Session Initiation Protocol (SIP) trunking for connection to the Public Switched Telephone Network (PSTN). Many companies have pondered moving away from the traditional... Read more
  • Automating the Care and Feeding of Your MOOSE

    Scott Hogg  |  June 17, 2016
    Information Technology (IT) departments have been traditionally designed to support MOOSE. No, not the large, furry mammals that roam forests in North America, Europe and Asia. In this context, MOOSE is actually an acronym coined by... Read more
  • Network Speed: Is IPv6 Faster than IPv4? (Part One)

    Scott Hogg  |  May 10, 2016
    Can IPv6 actually be faster across the Internet than IPv4? Let's find out. NANOG Presentations on IPv6 Performance One way to explore how the Internet functions is to ask those service providers that actually provide core Internet... Read more
  • Pervasive Monitoring and DNS Privacy (Part 2)

    Scott Hogg  |  February 11, 2016
    In the previous blog on DNS privacy, we covered how the current DNS does not provide for any confidentiality of queries or responses. Pervasive Monitoring (PM) of clear-text DNS messages can reveal a great deal about a client. With a... Read more
  • Next Generation Identity Management Using Cisco Identity Services Engine (ISE) 2.0

    Chris Bell  |  February 8, 2016
    Security has always been a driving principle at Cisco Systems. From the introduction of the Pix to the ASA (Adaptive Security Appliance), Cisco has been at the forefront of the firewall market. In the intrusion prevention space, Cisco has... Read more
  • Pervasive Monitoring and DNS Privacy (Part 1)

    Scott Hogg  |  January 13, 2016
    Pervasive Monitoring (PM) of data networking traffic is not only performed by governments, but corporations wanting to inspect the behavior of employees or customers. The goal of network traffic monitoring can be benevolent. Organizations... Read more
  • Welcome to the New Age: ARIN Exhausts IPv4 Addresses

    Scott Hogg  |  September 22, 2015
    In the next few days, the American Registry for Internet Numbers (ARIN) will finally run out of IPv4 addresses. ARIN is the Regional Internet Registry (RIR) for the United States, Canada, the Caribbean, and North Atlantic islands, so any... Read more