Hyper-V Lab Networking: A NAT vSwitch With One Outbound IP
You’ve got a Hyper-V lab on your laptop or a spare server. You want the guest VMs to reach the internet for Windows updates, package installs, license activation, and the…
Tag: Lab
Disable Windows Firewall with PowerShell
When you legitimately need to turn the host firewall off (debugging, lab, migration window) and how to do it cleanly with PowerShell. Get-NetFirewallProfile reads the per-profile state; Set-NetFirewallProfile -Enabled False flips them off; the same cmdlet with True flips them back. Includes the targeted-single-rule alternative (Disable-NetFirewallRule), a try/finally cleanup pattern, the schedule-a-forcing-function-to-re-enable pattern, and the common pitfalls (forgot to re-enable, wrong profile, GPO override, trusted-the-wrong-tool).