Many times when building a website, you want to limit access to some content or folder or the whole website.  For instance you may have a “Downloads” section that you want to give access to selectively. Here is an easy way to make Apache web server ask for a username and password when someone tries to gain… Read More


A video of this process is also below. Scroll Down to find it. Turnkey Linux is a very convenient way to obtain a very large assortment of pre-made virtual appliances for many different virtualization platforms, including Openstack. However deploying the appliances to Openstack is a bit more involved then other platforms.  Here I will try to… Read More


CentOS 7 interface naming has changed from the previous version, now instead of the first interface being named eth0, the second named eth1 and so forth, we have eno1 or eno16777984 or some other scheme starting with eno, not a major deal unless your running a multi node application that depends on all the interfaces… Read More


To install Oracle Java 7: First add the PPA to apt with:   Now update:   Now we can actually install Oracle Java with the following command: Accept the Oracle License Agreement when prompted   Java is now installed.… Read More


This is a quickie! I come across this a lot, you try to install specialized software like Mikrotik routeros, ClearOS, Endian Firewall, any job specific operating system (nas, iSCSI targets.) the list is pretty much endless. Many times it ends in frustration as the virtual machine hangs or freezes on boot. Next time this happens… Read More


Citrix made its Distributed virtual switch controller (DVSC) publicly available about a year or so ago,  at the same time they announced it was being deprecated.   This was bitter sweet.   Home labs now had access to this technology previously only available to corporations with deep pockets.  However,  it came with a promise that pretty… Read More


Citrix Xenserver is a very under valued and under used production quality tool, in my opinion.  Maybe because there is not nearly as much “stuff” about it on the web as there is for other more popular hypervisors.. or shall i say hypervisor. Whatever the reason, you can greatly increase vm performance of both paravirtual… Read More


So after a complete infrastructure overhaul, that took way to long and went stupidly over budget, my blog is back online! Yipee to me! Not that many people missed it, but Im glad my little haven that lets me vent is back online. As for my infrastructure between the bells and the whistle are more… Read More