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Lenovo X1 Carbon Battery Problem - Plugged, Not Charging

Solution taken from  https://stebalien.com/blog/fix-for-lenovo-x1-carbon-not-charging/ Happened on one of our laptops. The battery was draining and if you plug in the charger, it just says "Plugged In, Not Charging" To fix: Unplug the charger Restart the laptop Press Enter to interrupt normal startup Press F1 to enter the BIOS Seup Go to Config, Power Go to the bottom of the list where it says "Disable built-in battery". Press Enter. The laptop will shut down.  Plug in the charger and restart the laptop.

Windows RRAS VPN configuration when server is behind NAT

The following configuration changes have to be done when the Windows VPN server (Remote Access and Routing Service) is behind NAT (ie, server has a private IP). To make PPTP work: Allow tcp/1723 traffic to flow through the firewall to the RRAS server Add inspect pptp on the firewall To make L2TP/IPSec work on Windows clients: On the client device, open Registry Editor Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PolicyAgent Add a DWORD (32-bit) key named AssumeUDPEncapsulationContextOnSendRule   Set the value to 2, and base to Hexadecimal Restart the client PC (this is important). Done!