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Managing DHCP leases through PowerShell is faster and more efficient than manually navigating the DHCP console. Windows Server provides the DhcpServer PowerShell module to retrieve leases, identify MAC addresses, inspect reservations, check lease expiry, and export DHCP inventory reports. This guide covers the most useful Windows DHCP Server PowerShell commands, from checking a single IP … Read more
The Problem I run a WireGuard VPN server on a Google Cloud VM. It had been working well: clients connected, and I could reach every other VM in the VPC through the tunnel. Then I installed Docker on the same server, and VPN clients could no longer reach the other GCP VMs. Nothing else had … Read more
WireGuard is fast and simple, but running it on a Google Cloud VM has a few traps. A VPN that connects without errors can still fail to pass traffic to the other VMs in the VPC, or work for ping and then hang on SSH. This post covers the issues I ran into, in the … Read more