Broken Data Domain Web UI
I recently resurrected an EMC Data Domain as I have a new, potential use for it. It was offline for
Tech Notes
Technical notes for various technologies.
Docker Image Maintenance
The other day, I was alerted to a storage space alarm on a Linux system that hosts a handful of
OpenSSL, Generate Private Keys and CSRs
I’ve run into a handful of occasions where I’ve had to defer to OpenSSL to generate certificate signing requests (CSR),
Decommissioning a Domain Controller
Before getting into it, I want to raise some caution. Every environment is different and you really want to make
vSphere Cross-vCenter Migration
A vSphere cross-vCenter migration allows you to move virtual machines (VMs) between two different vCenter Server instances. This comes in
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
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
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.