How to Manually Remove VMware NSX-T Components from an ESXi Host December 17, 2022 | Leave a comment 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 Like this:Like Loading...
How to install ZeroTier on QNAP QTS 5.0.1.xxx December 12, 2022 | Leave a comment 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 Like this:Like Loading...
Quick Notes on Creating Static VXLAN vtep on Dell EMC Network OS9.14 August 21, 2022 | Leave a comment 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 Like this:Like Loading...
Install Openswitch OPX on Debian 9 Server for testing August 19, 2022 | Leave a comment 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 Like this:Like Loading...
Install FRRouting in Openswitch OPX Debian 9 (stretch) Server August 17, 2022 | Leave a comment Debian 9 server poses a few issues that do not allow FRR to be easily installed. Here are the steps to easily install the routing package. to activate the FRR shell type “sudo vtysh” -Carmine Bufano… Read More Like this:Like Loading...
Allow VMware Workstation and Hyper-V to run on the same Windows 10 workstation June 20, 2022 | Leave a comment 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 Like this:Like Loading...
[email protected] May 20, 2022 | Leave a comment You can now reach out with questions and comments to [email protected] Ask me anything!… Read More Like this:Like Loading...
How to rename a ZeroTier One interface from zt… to eth0 or eth1 or anything you want! May 20, 2022 | 2 Comments Below is the original post that walks you through the steps to rename ZeroTier interfaces. Shortly after I posted this, Grant Limberg from ZeroTier posted something that makes a lot of sense. Changing the name of the interface; more specifically removing the “zt” from the interface will have some very negative effects. He eloquently explained… Read More Like this:Like Loading...
Configure Linux Server Network Interfaces with this Cool Tool! April 2, 2022 | Leave a comment Next time you are at the command line and need to configure you servers IP address or other network variables, try this! Type: nmtui A GUI’sh or more a text based user interface to set your network.… Read More Like this:Like Loading...
QNAP NAS Issue DNS is Unable to Resolve Hosts. How to Fix DNS Issues on QNAP NAS April 1, 2022 | Leave a comment This one started after a firmware update. Until QNAP fixes the firmware do this: SSH into the nas and change /etc/resolve.conf from ‘nameserver 127.0.1.1’ change ‘127.0.1.1’ to your DNS server. If you are unsure what you dns server is, it is most likely your default gateway if you are a home user. If you still… Read More Like this:Like Loading...
vCenter HA Error Causes a Failure to Update VCSA. This is how to fix the issue. June 29, 2021 | Leave a comment 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 Like this:Like Loading...
Best Network Emulators & Simulators June 28, 2021 | Leave a comment For almost 10 years now, this website is the holy grail for free & open source for new Network Simulators. Brian Linkletter has dedicated much time and reviewed each one. His thoroughness in his descriptions and reviews is a priceless time saver. Easily find the network simulator that will best suit your needs. https://www.brianlinkletter.com/ Kudos… Read More Like this:Like Loading...
How to Install Oracle Virtual Box on Ubuntu 16.04 on a DigitalOcean Droplet January 30, 2021 | Leave a comment 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 Like this:Like Loading...
Interactive Python! December 4, 2020 | Leave a comment 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 Like this:Like Loading...
How to install a multi-node Openstack cloud using RDO Packstack and Centos 8 November 18, 2020 | Leave a comment This multi-part video is a walk through on installing a two node Openstack Ussuri cluster nested on VMware esxi. It also makes use of VMware NSX for the Management and public networks. A full write up and Part 2 (the actual install and configuration) is coming in the am.… Read More Like this:Like Loading...
CLOUDRON November 12, 2020 | Leave a comment 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 Like this:Like Loading...
How to reset VMware VRNI (vrealize network insight) web ui login [email protected] September 10, 2020 | Leave a comment In order to reset the password for the default web interface user: [email protected] first ssh into the virtual machine or host using the “consoleuser” user. If you are also missing this password you can login as support as well. Once logged in switch to the consoleuser using this command: then type at the prompt enter… Read More Like this:Like Loading...
How to recover from a corrupt debian linux filesystem (read-only filesystem) that will not boot or boots into initramfs January 4, 2018 | 2 Comments (initramfs) fsck /dev/mapper/ubuntu–vg-root -y fsck from util-linux 2.27.1 e2fsck 1.42.13 (17-May-2015) /dev/mapper/ubuntu–vg-root contains a file system with errors, check forced… Read More Like this:Like Loading...
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...