uptime is down. Long live the fleeting!

uptime is down. Long live the fleeting!

Since the early days of systems administration, a god has hovered over server rooms: uptime. uptime tells us how long a server has been on, which indirectly indicates how long it has been since it had a problem requiring a reboot. Operating systems have always had...
Application-Aware Routing related to SD-WAN

Application-Aware Routing related to SD-WAN

Application-Aware Routing is a change to the way we think about how data packets should be routed through an IP network and is closely related to SD-WAN, Policy-based routing and the use of SLA’s – Service Level Agreements. Ever since the beginning of the Internet,...
SD-WAN joins the interoperability challenge

SD-WAN joins the interoperability challenge

Some days ago, I had the chance to go to the annual SD-WAN Summit, an event that has been held in Paris for the last 3 years. It is a great opportunity to learn about state-of-the-art solutions and share trends on wide-area network connectivity, since key industry...
Operating System-level Virtualization

Operating System-level Virtualization

For more than a decade now, hardware virtualization technology, more commonly known as virtual machines, has been the technology on which the production systems we know and use today in our information society have been based, and has made – in the midst of an...
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