On Jun 28, 2006, at 1:23 AM, Philip Pemberton wrote: > Nate Duehr wrote: >> Probably "mommy" just sends out a broadcast packet that all >> "children" know to respond to in a certain way. If your LAN were a >> class A (e.g. 10.0.0.0/8) it'd take "mommy" a very long time to find >> her "children". :-) > > Nah, probably a broadcast ping or packet. For 10.0.0.0/8, your > bcast address > would be 10.255.255.255, so send a packet there and every device on > that > subnet should pick it up. Check the packet over, see if it's valid, > and > respond to the sender if it is. Isn't that what I just said? " 'mommy' just sends out a broadcast packet"... Hello Phil?? More coffee man! :-) Nate -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist