ONOS (Open Network Operating System) ONOS (Open Network Operating System) is an operating system (OS) designed to help network service providers build carrier-grade software-defined networks architected for high scalability, availability and performance. Although specifically designed to address the needs of service providers, ONOS can also act as a software-defined networking (SDN) control plane for enterprise campus local area networks (LANs) and data center networks. The Open Networking L...

east-west traffic East-west traffic, in a networking context, is the transfer of data packets from server to server within a data center. The term east-west for this type of traffic comes from network diagram drawings that usually depict local area network (LAN) traffic horizontally. In contrast, north-south traffic describes client-to-server traffic that moves between the data center and a location outside of the data center network. North-south traffic is typically depicted vertically to il...

Upgrading Virtual Connect Ethernet to VC-Ethernet Flex-10 on an HP Bladesystem We recently made the purchase to upgrade our two blade enclosures to HP’s Flex-10 Ethernet technology and last week, with the help of a partner, we performed the install and upgrade of the Virtual Connect domain. HP Virtual Connect Flex-10 allows an administrator to take a physical 10G connection and partition it into up to 4 more appropriately sized logical NICs presented to a server blade.  Virtual Connect Fle...

Started the conversion to SafeCopy I have started my conversion to SafeCopy backup today.  In the past, I have used Mozy, but after searching online for alternatives, I found SafeCopy to be most compatible with what I wanted to protect.  SafeCopy cost me $50 a year for 200GB of storage.  You can backup from as many computers as you desire and it is only based on metered storage.  SafeCopy has an iPhone app to search for files, share them and also a web interface for searching your files and s...

Taking my cloud backup to Crashplan A few years ago, I wrote about peer-to-peer backup for the first time.  To date, its one of my most popular articles on the site.  The primary focus of my post was Crashplan, a freely available software that allowed people to backup their data to a friend at no charge.  I have really loved their service over several years.   I have Crashplan setup to backup some data to friend and I have a couple friends who backup to me. Up until last year, I was also a...

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