You can invoke Web WakeUp to wake-up specific computers from your company portal site using the Web WakeUp site URL.

Wake-up modeNotes
Wake-up with status checking

To open the Web WakeUp page and check the current wake status of a specified computer before sending a wake up, then use the WakeUpByName URL:

<SiteHost>/WebWakeUp/WakeUpByName.aspx?Machine=<Domain\ComputerName>

Where <SiteHost> is the server name where the Web WakeUp site is hosted and <ComputerName> is the netBIOS name for the computer to be woken-up.

Wake-up without status checking

To immediately request a WakeUp for a specified computername without checking its status first, then use the MobileWakeUp URL:

<SiteHost>/WebWakeUp/MobileWakeUp.aspx?Machine=<Domain\ComputerName>

Where <SiteHost> is the server name where the Web WakeUp site is hosted and <ComputerName> is the netBIOS name for the computer to be woken-up