Older versions of BusyBox: trick with nc or syslogd not working on my devices
BusyBox ether_wake utility
- download newer BusyBox (for my device it's mipsel version)
Wake On Lan over the Internet
- needs forwarding on router and static ARP setting on router (because switched off computer has no IP address!), theory on abclinuxu.cz (czech)
- from the webpage depicus.com
PHP script
Tip on stackoverflow.com, needs forwarding on router.