vSphere Advanced Cross-vCenter Migration
A vSphere cross-vCenter migration allows you to move virtual machines (VMs) between two different vCenter Server instances. This comes in […]
Rotating MS Exchange Server Auth Cert
This is a quick how-to for rotating a Server Auth Certificate that’s about to expire on Exchange Server 2019 or
Monitoring your UPS and PDU Gear
I wanted to post on this topic because the underlying UPS and PDU equipment that feeds our power thirsty server
All about Ethernet Cabling
Ethernet cabling refers to the physical wires used to connect computers, routers, and switches within a Local Area Network (LAN).
Get down with winget
winget (the Windows Package Manager) is Microsoft’s answer to the classic Linux experience of apt or dnf. It allows you
VMware PowerCLI Basics
If you are managing a VMware environment, doing everything through the vSphere client GUI can quickly become tedious. Enter PowerCLI,
Migrate to ADBA and Stop fighting with KMS
Introduced in Windows 8 and Server 2012, Active Directory-Based Activation (ADBA) modernizes enterprise license management. By storing activation objects directly
Managing Cisco Port Security
I want to preface this by stating that although Port Security may still have a place, it’s a legacy approach,
Port Mirroring, Cisco SPAN Basics
Port Mirroring, referred to by Cisco as SPAN (Switched Port Analyzer), is a networking technique used to send a duplicate
RHEL Support Lifecycle Planning
When deploying RHEL (Red Hat Enterprise Linux), it’s worthwhile to see where a specific version is within its lifecycle. Red
APC NMC/PDU Web UI Access Denied (Expired SSL)
Issue An expired SSL certificate on the APC Network Management Card (NMC) or Rack PDU causes HTTPS communication to break.
Linux Firewall Management using firewalld
Over the past few months, I feel like I’ve been on a tear with deploying Linux. Most of the deployments