Author: Carmine Bufano

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How to Upload Turnkey Linux Appliances to Openstack Juno

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…

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Resize Centos 7 Partition for RDO Packstack Openstack installer Juno

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.…

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Real World Application of GRE and VXLAN Encapsulation between Mixed Hypervisors on Disjoint Networks PART-1.

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…

Read more Real World Application of GRE and VXLAN Encapsulation between Mixed Hypervisors on Disjoint Networks PART-1.  →

Change interface names back to eth0, eth1 on CentOS 7

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…

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Make Mikrotik RouterOS and much, much more work on Citrix Xenserver

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…

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How to install Xenserver tools (xs-tools.iso) on ClearOS virtual router.

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…

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How to create a virtual network that spans every project in your Openstack based cloud.

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…

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How to self host many web servers with different domains & URLs with one public IP

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…

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