A lab is very dynamic by nature. In stark contrast, data center infrastructure is engineered to be as static as possible once it is configured. So naturally when you have a data center lab you it’s only a matter of time before you come across weird anomalies just from the act of constantly making configuration… Read More


Download package from: https://download.zerotier.com/dist/qnap/ zerotier_1.10.1_x86_64.qpkg Use WinSCP to move the file onto the NAS Install QVPN from the APP Center within QNAP SSH into the nas to the directory where you put the file with WinSCP install it with this command: sudo sh ./zerotier_1.10.1x86_64.qpkg Type the below commands line by line cd /share/CACHEDEV1_DATA/.qpkg ln -s… Read More


Both VLT peers should be configured with the same local VTEP IP address. One would complete the usual VLT config on both peers. An identical loopback IP will be configured on both peers, to serve as the Anycast IP.Other than that, there will be the usual VXLAn config[vxlan-instance xx staticlocal-vtep-ip a.b.c.dno shutvni-profile profilename-abcvnid 50remote-vtep-ip a.b.c.e… Read More


Add this repo to /etc/apt/sources.list Now run: You will receive an error like this: “The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 5EF20F34AD2074F “ Copy the characters after NO_PUBKEY from the last command and use it below YOUR PUBKEY WILL BE DIFFERENT Now that you have the correct signautures… Read More


So I upgraded my lab workstation recently and it is running Windows 10 Professional. I installed VMware Workstation 16 PRO and it works fine. It is great for a lab, especially when you need to install a entire vSphere environment. This is because VMware Workstation is great at nested virtualization. My problem started when I… Read More


Attempt to resolve the connectivity problem. If you can restore connectivity, isolated nodes rejoin the cluster automatically and the Active node starts serving client requests. If you cannot resolve the connectivity problem, you have to log in to Active node’s console directly. Power off and delete the Passive node and the Witness node virtual machines.… Read More


I wanted to circumvent my residential FIOS with my one dynamic public ip in my home lab without upgrading to a commercial account with Verizon. Right now I’m enjoying 1Gig up and down. One look at commercial prices and its a small fortune for static ip’s and the same residential speed.. I had the idea… Read More


Share Code from any Device Trinket lets you run and write code in any browser, on any device. Trinkets work instantly, with no need to log in, download plugins, or install software. Easily share or embed the code with your changes when you’re done.… Read More


CLOUDRON is a platform that makes it easy to run and maintain web apps on your server. Save $30 with this Referral Code: 61ea681e4f5547a5 https://www.cloudron.io/ cloudron.io This software automates your domains dns when creating sub domains. It automatically takes care of TLS and SSL certificates through Let’s encrypt’s https://letsencrypt.org API. It also connects to your… Read More


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


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