If you want to connect two home labs with a site-to-site VPN, I use Tailscale to do it. Here's how to configure it.

The second part of a TCP/IP address that defines the subnetwork in which the device resides. The subnet ID number is shared with the host ID. See subnet mask and subnet mask tables. THIS ...

Subnet masks for a Class C network (small network ... and 11111 means "all" nodes (see broadcast address). This is why calculations for maximum hosts and subnets are always minus 2.

Fix the "WiFi Doesn’t Have Valid IP Configuration" error on Windows with these quick solutions. Get your internet connection back up and running in no time.