Linux

Configure network team using nmcli / NetworkManager

This is a short post on how to create a LACP network team with two member nics using NetworkManager and nmcli. Configuring av network team is very similar to creating a bond. First we need to install the teamd package if it is not already installed. # yum install teamd I have also included a […]

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Virtualization

Installing Open vSwitch on CentOS 7

This post describes how to install the most recent version of Open vSwitch (ovs) on CentOS 7 and might be the base for future posts about using KVM as virtualization platform. Open vSwitch is a production quality open source software switch designed to be used as a vswitch in virtualized server environments. A vswitch forwards […]

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Linux

Using the USB31000SPTB (AX88179) on CentOS 6.5

This post is a short HOWTO and describes how to get the Startech USB31000SPTB network adapter working on CentOS 6.5. USB31000SPTB uses the AX88179 chipset and is a USB3.0 to 10/100/1000M Gigabit Ethernet Controller.  This adapter works without any modifications on Ubuntu 13.10 and 14.04 LTS. I am using kernel version 2.6.32-431.17.1.el6.x86_64 in this post […]

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Network

Transfer files fast between servers using netcat and tar

This is a short post on how you can transfer files unsecured but fast between linux servers. I prefer to use netcat (nc) to transfer large amounts of data between servers when I know the connection between them are secure, ie on my private LAN. The sender server should run the following command $ tar […]

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