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Also most will not allow you to forward to the routers broadcast address either without some kind of "hacking". A lot of consumer grade routers don't support WoL from WAN. Enable it and set it up, probably easy to do. If your router supports WoL, well you should be a happy camper. Lastly, go into the Power Management settings in Windows and make sure "Turn off NIC to conserve power" is disabled. The 3rd one I have set to 100Mbps, for other purposes, but you may have it set for 10Mbps ,which is ok. I have a Realtek NIC and it has 3 options for WoL: Wake from magic packet, Wake on pattern match, WoL & Shutdown Link Speed. Enable your NIC to respond to WoL "magic" packets.įor Windows, go to your NIC adapter settings, select configure>advanced, to get into your NIC's WoL settings. Go into your BIOS and in your Power Management settings, you will see the options for WoL and your NIC. I will assume that you have some basic knowledge of Windows or the OS you are using. I won't cover every detail in this guide.

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Also you could say, WoL is pretty useless to begin with since you have to be somewhat in the vicinity of your PC to begin with so what's the point. Unfortunately most routers, most will not let you dothat from the WAN side for security reasons and thus lies our problem. All that needs to be done, is to send a packet to the router's broadcast address, usually 192.168.1.255 or 192.168.0.255.

I thought I would write this guide to help people over the hurdles of trying to wake their PC from WAN. In addition, you should also use the "ipconfig" command in the destination computer to make sure you have the correct IP and MAC address.I have spent all kinds of time on this over the past several weeks trying to get this working, which I did finally. If you have a laptop, make sure it's connected to a power source to allow the feature to work as expected.įinally, if you suspect a networking problem that may prevent the magic package from waking up the remote computer, you can use the "ping" command to check the connectivity.

If the computer is off, you can look at the Ethernet adapter, and if you see blinking lights, it indicates that the adapter is active. On Windows 11, the ability to power on a computer remotely will only be available when the network adapter is active and reachable within the network. If the option is not present in the motherboard's firmware or the network adapter's properties, the feature may not be available for your computer.Īfter enabling Wake on LAN, you may also need to disable fast startup to make the feature work. In case you have a USB network adapter, Wake on LAN may only work when the device is in the sleeping state mode because turning off the computer will stop providing power to the USB port. If you sent the wake command, but the computer is not turning on, there are a few troubleshooting steps you can follow.

#Wol wake on lan wan safe how to

How to troubleshoot WoL problems on Windows 11

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You can use virtually any third-party application for Windows, Linux, Mac, mobile apps for Android and iPhone, or custom scripts to send a magic wake-up packet. Also, you may want to disable the feature inside the firmware. You can always disable the WoL feature using the same instructions mentioned above but on step 9, make sure to disable the option and other settings you may have selected. After you complete the steps, you can proceed with the instructions to use a third-party tool or script to send a wake-up packet over the network to the device you want to start.