Active Directory · Firewall Ports Active Directory Firewall Ports — The Complete Reference Every port a domain, its member servers, and the enterprise stack bolted on top of it actually…
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Proxmox · Networking Proxmox Networking: Bridges, VLANs, and Bonding A practical guide to how Proxmox VE wires guests to the physical network using Linux bridges, VLAN-aware bridging, and NIC bonding,…
Homelab · Part 5 Homelab Build — Part 5 — DNS With dc01 and dc02 replicating, this part turns their inherited, unconfigured DNS settings into a deliberate setup: an explicit…
Homelab · Part 4 Homelab Build — Part 4 — Domain Controllers With pfSense enforcing the Servers segment in Part 3, this part gives that segment its first real occupants:…
Windows · LAPS Windows LAPS Windows LAPS gives every domain-joined machine a unique, automatically rotated local administrator password stored in Active Directory, so a single leaked credential no longer unlocks…
Homelab · Part 3 Homelab Build — Part 3 — Networking with pfSense With the server built in Part 2, this part turns the plan’s four network segments into a…
Windows · DFS Replication DFS Replication — Staging, Conflict Resolution, and Quotas A closer look at what actually happens inside DFS Replication between a file changing and it landing on…
Windows · DNS DNS Aging and Scavenging Aging and scavenging are the two settings that decide whether stale DNS records clean themselves up automatically or sit in the zone indefinitely,…
Homelab · Part 2 Homelab Build — Part 2 — Building the Server With the plan from Part 1 decided, this part turns a physical box into a running Proxmox…
Active Directory · Sites and Services Active Directory Sites and Services Active Directory Sites and Services is the console and object model that maps your physical network onto Active Directory…
Homelab · Part 1 Homelab Build — Part 1 — Planning the Lab Like Real Infra Before a single VM gets created, a homelab worth calling infrastructure needs a plan:…
Windows · Volume Shadow Copy Volume Shadow Copy Service — How Shadow Copies Actually Work A practical look at how the Volume Shadow Copy Service coordinates requestors, writers, and providers…
Windows · Group Policy Resultant Set of Policy and gpresult How to see exactly which Group Policy settings actually applied to a user or computer, which GPOs lost, and why,…
Windows · Group Policy Group Policy Central Store How to build and maintain the ADMX Central Store in SYSVOL so every administrator edits Group Policy from the same set of…
Homelab · Active Directory Building a Nested Active Directory Lab in Proxmox How to build a self-contained Active Directory environment — a domain controller, a member server, and a client…
Active Directory · Troubleshooting DNS Server Service Crashing or Unresponsive — Event 4013 and 4015 Event 4013 means the DNS Server service is waiting on Active Directory to finish its…
Windows · High Availability Network Load Balancing vs Failover Clustering Network Load Balancing and Failover Clustering both keep a Windows service available through a hardware or software failure, but they…
Proxmox · Backup Proxmox Backup: vzdump and Proxmox Backup Server How Proxmox actually backs up VMs and containers: the built-in vzdump tool, its three backup modes, retention rules, and why…
Windows · Certificate Services Active Directory Certificate Services (AD CS) A practical guide to AD CS, the Windows Server role that runs an internal Certificate Authority for issuing, renewing, and…
Windows · NTFS NTFS Permissions and ACLs How NTFS actually decides who gets in — access control lists, inheritance, and the deny rule that trips up almost every “but I…
Windows · Patch Management Windows Server Update Services (WSUS) WSUS gives an organisation one internal source for Windows updates instead of every machine pulling straight from Microsoft, and computer groups…
Active Directory · Troubleshooting Event 4625 — An Account Failed to Log On Event 4625 fires on every failed logon anywhere in the domain, and the event’s own Failure Reason…
Windows · Print Services Print and Document Services Print and Document Services is the Windows Server role that turns a server into a central print server, and getting driver isolation…
Proxmox · Templates Proxmox VM Templates and Cloning How to turn a cloud-init-ready VM into a reusable Proxmox template, then clone it in seconds instead of reinstalling an operating system…