I use (and highly recommend) IP Messenger for this style of auto-discovery of other systems on your LAN and message/file transfer: http://ipmsg.org/index.html.

I use (and highly recommend) IP Messenger for this style of auto-discovery of other systems on your LAN and message/file transfer: http://ipmsg.org/index.html.en http://ipmsg.org/index.html.en (For Windows) http://ishwt.net/en/software/ipmsg/ http://ishwt.net/en/software/ipmsg/ (For Mac)