Digital Ocean How to download a copy or snapshot of your droplet or vm locally and run it on your own server December 26, 2017 | Leave a comment * This post uses the DD command which if used improperly WILL completely destroy your system. If you are unsure about what you are doing do not even attempt anything below. The command below will overwrite any drive you tell it to, with no regard or warning. Make absolutely sure you know the drive letters… Read More Like this:Like Loading...
VMware NSX October 20, 2017 | Leave a comment Sooo if you have been following this blog you may have heard of network virtualization. Today I own it! Installing it! Documenting it! Thanks to my recent opportunity to work with some great people at a great company; our clients are demanding more and I am going to lab this and take you along the… Read More Like this:Like Loading...
It’s Been a While! October 10, 2017 | Leave a comment I haven’t posted here in quite a while. I have recently been brought onto an amazing opportunity to work with some great people at a new tech startup and we are working on some very interesting projects. Creating customized Linux solutions, that include openvswitch, network virtualization, service chaining and much more. It’s a challenging endeavor… Read More Like this:Like Loading...
How to fix RDO Packstack Openstack Installation Error: “rabbitmq-server start failed with exitcode 1” July 1, 2016 | Leave a comment This took more time then I would like to admit to find the solution, because the error is simply do to the machines hostname not being set correctly. The machine’s hostname should match in /etc/hosts with hostname in /etc/hostname file. That simple!… Read More Like this:Like Loading...
How to Password Protect an Apache, Apache2 web page or Directory February 11, 2016 | Leave a comment 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 Like this:Like Loading...
How to find your current Linux kernel version from a terminal or command line February 2, 2016 | Leave a comment Many a time you quickly need the exact version for this type: If you require more information then use: Quicky! -Carmine… Read More Like this:Like Loading...
How to bring Turnkey Linux Appliance Configuration Screen Back Up October 5, 2015 | Leave a comment When running a Turnkey Linux Appliance if you ever need to get back to the blue config screen, type:… Read More Like this:Like Loading...
Allow root access via ssh in Ubuntu 14.xx August 31, 2015 | Leave a comment Have you tried to log into a cloud instance of Ubuntu server recently as root using a ssh key? Hmm.. so you see, Please login as “ubuntu” user rather than root. Try this: reboot the server or restart sshd services. … Read More Like this:Like Loading...
Launching a Openstack instance from Turnkey Linux July 8, 2015 | Leave a comment Read More Like this:Like Loading...
How to Upload Turnkey Linux Appliances to Openstack Juno July 7, 2015 | Leave a comment 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 Like this:Like Loading...
Resize Centos 7 Partition for RDO Packstack Openstack installer Juno January 8, 2015 | Leave a comment Quick Video to setup Centos 7 during a fresh installation for RDO Packstack Juno so that you have more storage space. By default RDO Packstack uses the root partition for Openstack leaving the bulk of your hard drive space unused. In this short video we will re arrange partition space to use this to our… Read More Like this:Like Loading...
Real World Application of GRE and VXLAN Encapsulation between Mixed Hypervisors on Disjoint Networks PART-1. November 27, 2014 | 1 Comment Happy Thanksgiving! I thought about putting this all into one post. I quickly realized it wouldn’t be possible as there is just to much! Contrary to what this first post’s format this will be a technical how to. This is just the introduction to what we are going to be doing. The following parts will… Read More Like this:Like Loading...
Change interface names back to eth0, eth1 on CentOS 7 November 5, 2014 | 1 Comment 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 Like this:Like Loading...
How to install Oracle Java 7 on Ubuntu 14.04 September 19, 2014 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 Like this:Like Loading...
Make Mikrotik RouterOS and much, much more work on Citrix Xenserver September 4, 2014 | Leave a comment 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 Like this:Like Loading...
How to install Xenserver tools (xs-tools.iso) on ClearOS virtual router. September 1, 2014 | Leave a comment 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 Like this:Like Loading...
How to create a virtual network that spans every project in your Openstack based cloud. August 26, 2014 | Leave a comment Openstack Neutron has some mind blowing virtual networking. Many thing are not immediately apparent on how to configure though. This was one of them. This video show you how to create a Neutron virtual network that is accessible to all Openstack projects within the cloud. This is useful if you want to make a certain… Read More Like this:Like Loading...
How to install xenserver tools on Ubuntu 14.04 August 26, 2014 | Leave a comment 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 Like this:Like Loading...
How to self host many web servers with different domains & URLs with one public IP August 25, 2014 | Leave a comment There are scenarios where you only have one public ip address but want to host many domains, each on their own dedicated virtual or physical server. For instance you may want to host several different WordPress sites from your home using several old computers from circa 1998 you found in a closet sitting ontop of… Read More Like this:Like Loading...
I’m Back! August 25, 2014 | Leave a comment 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 Like this:Like Loading...