可以在blog 网页等等各处添加一个 sharethis的按钮，方便访问者分享到各个web 2.0网站。例子可以参考cisco.com
WOL is based on the following principle:
When the PC shuts down, the NIC still gets power, and keeps listening on the network for a 'magic' packet to arrive. This packet must contain a certain byte-sequence, but can be encapsulated in any kind of packet (IPX, IP, anything). Take a look at the code for the magic sequence.
This program uses UDP for sending the packet. The complete UDP packet, sent over an ethernet interface, looks something like this:
links for 2009-05-14