The tool can then send a magic packet with the correct information andif youve configured everything correctlyyour PC will wake up. Port Number: Enter the number of the UDP port you forwarded to the broadcast address.Subnet Mask: Youll also have to enter the appropriate subnet mask for the computer behind the router.IP Address or Domain Name: Enter your routers IP address on the Internet or a dynamic DNS address like.MAC Address: Enter theMAC addressof the network interface listening for the Wake-On-LAN packet.When using any of these tools, youll need to enter four bits of information: Free Wake-on-LAN utilities are available for every platform you might want one forheres one for iPhone. For example, you could use thegraphical Wake on LAN Windows program, aweb interface that allows you to send a packet from your browser, or anAndroid app. We previously recommendeddepicus, whose website offers a variety of free Wake-On-LAN utilities for any platform you might want. There are many, many different options for sending Wake-On-LAN packets. Next, choose a tool for sending that magic packet. Having a consistent hostname also makes it easier to remotely access services running on your PC. Even if your IP address changes, youll be able to send a Wake-On-LAN packet to your routers dynamic DNS hostname and it will arrive at your computer. You may also want toset up dynamic DNS on your router.
RELATED: How To Easily Access Your Home Network From Anywhere With Dynamic DNS You may want to look up information about forwarding Wake-on-LAN packets or forwarding packets to the broadcast address with your router. Some routers dont not allow you to forward ports to this IP, so you may need to trick your router into allowing you to do this another way. If your PC has the IP address 10.0.0.123, youd enter 10.0.0.255 as the broadcast address.Īccess your routers configuration page andlocate the port-forwarding screento configure this. For example, if your PC has the IP address 192.168.1.123, youd enter 192.168.1.255 as the broadcast address. To do this, youll need to forward the port to the broadcast address, which will broadcast the packet to all computers on a network. This is known as a subnet directed broadcast. The Wake-on-LAN packet must be forwarded to every device running behind your router, and a device will only wake up if the information in the WoL packet matches it. Youll need toforward a UDP portto all IP addresses behind your routeryou cant just forward to a specific IP address. Many utilities use ports 7 or 9, but you can use any port you like for this. RELATED: How to Forward Ports on Your Router If yours doesnt, youll need to disable Fast Startup.
Note: Wake-on-LAN may not work on some PCs using theFast Startup modein Windows 8 and 10. RELATED: The Pros and Cons of Windows 10's "Fast Startup" Mode Click the Advanced tab, locate Wake on magic packet in the list, and enable it. Openthe Windows Device Manager, locate your network device in the list, right-click it, and select Properties. You may also have to enable this option from within Windows, whether theres a WoL option in your BIOS or not. The computer may not support Wake-on-LAN or WoL may always be enabled and have no related options in the BIOS.
If you dont see this option in your BIOS or UEFI, check the computer or motherboards manual to see if it supports Wake-on-LAN. In your PCs settings, ensure the Wake-On-LAN option is enabled. Youll typically find this setting in a computers BIOS or UEFI settings.
To make this work, youll first have toset up Wake-On-LANnormally. RELATED: What Is Wake-on-LAN, and How Do I Enable It? In spite of its name, its possible to set up Wake-on-LAN so that you can send magic packets that will wake a computer up over the Internet. Instead, you could remotely power on your PC whenever you need to use it. If you use remote desktop, remote file access, or other server software, you may leave your computer on at home or work when you leave the house. How to Remotely Turn On Your PC Over the Internet.