31. July 2021

irgNET – LAB 1.0 U1

After discovering VMware vSphere 6.7, I started to implement first applications on the hypervisor. One was Pi-hole, based on Linux, in my case a Debian 9 VM, which acted as a tracking- and ad-blocker as well as an optional DHCP server. On the other hand – FreeNAS a free operating system (FreeBSD) for Network Attached Storage (NAS). For this I built a corresponding FreeBSD VM. […]

30. July 2021

irgNET – LAB 1.0

It all started with an HP Microserver Gen8 and VMware ESXi 6.7. One of my colleagues recommended to start with this constellation and that would be my recommendation for anyone out there who wants to get their first experiences with VMware and professional hardware. The HP Microserver Gen8 is the ideal entry into the server world, which comes with 4x 3,5″ SATA slots, 2x 1Gbit […]

21. July 2021

How to Downgrade VMware Hardware Version

Do you have a VM with a too high hardware version, which can’t be migrated to an older VMware ESXi host? And the rest of your environment is running on the latest VMware vSphere version i.e. you’ve upgraded to the latest version of vCenter Server, ESXi, VMware Tools? I’ll show you a way to make the VM compatible again. I bought a HPE ML310e Gen8 […]

2. July 2021

How to RASR Reset Dell EMC VxRail 7.0 Node

There are several reasons why you have to factory reset a VxRail node, for example: Here is an easy step by step guide – how to RASR reset a Dell EMC VxRail 7.0 node. Before we start please remember that you are going to take the node back to factory reset. Do not perform a RASR reset unless it is needed. Fast Steps: Step by […]

2. July 2021

Dell EMC VxRail 7.0 – Useful Log File Information

The following log files can be accessed either via console or SSH to VxRail Manager. Monitor Dell EMC VxRail bring-up logs: dayone.log , short.term.log & firstboot.log: dayone.log – detailed information in relation to initial first run configuration. (/var/log/microservice_log/dayone.log) short.term.log – micro services related information. (/var/log/microservice_log/short.term.log) Note: short.term.log is a good starting point for all microservices related information. For specific microservice log detail filter by the microservices name for example: firstboot.log […]

1. July 2021

Activate SSH on Debian

In this basic tutorial I’ll show you how to activate SSH on Debian VM. The /etc/ssh/sshd_config contains SSH configuration information for our Debian VM. We need to edit this File with vim or nano (preferred) editor. Login into your Debian 10 virtual machine as User or Root. If you are root, you don’t need to use sudo: Sample Output: We need to add a new […]

29. June 2021

Set Up Static IP Debian

In this basic tutorial I show you how to assign a static IP address to a Debian VM. The /etc/network/interfaces contains network interface configuration information for our Debian VM. We need to edit this File with vim or nano (preferred) editor. Login into your Debian virtual machine as User or Root. If you are root, you don’t need to use sudo: We need to edit […]