Archive for the ‘Infrastructure’ Category
Openvswitch is a better way of managing your virtual networking stacks for KVM and Xen. This can be used instead of the bridge-utils package, and has the ability to use VLANs, LACP, QoS, sFlow, and others. In this article we will be using Ubuntu 12.04 (beta1) to configure Openvswitch to hand out networking interfaces to [...]
As one of our final validation points in an ongoing project has been enabling ESX to use a LAG on both the Management and VM Networks. The last time we did this we were unable to get it to work, and it turns out the solution was actually very simple. Basically the core of the [...]
We use a couple of Dell PowerConnect 6224 switches in our storage network, however when they were first deployed we ran into an issue with the stacking modules. Basically when you brought up the switches they would both see themselves as master, and would not “stack” correctly. Turns out the solution was rather easy but [...]
In this article we will be using curl to interact with Rackspace’s Cloud DNS to manipulate resource records in zones which already exist. For details on how to use curl against Rackspace’s Cloud DNS API please see part one in this series “Using Curl to Access Rackspace Cloud DNS” in part two I documented the [...]
In my previous post “Using Curl to Access Rackspace Cloud DNS” we documented the basics of authenticating with the Rackspace Cloud for use with the Beta DNS service they offer, as well as doing basic queries against this service. Today we are going to focus on creating our first domain, which no doubt will offer [...]