>> But I could have told the NIC to ignore broadcast packets and the poor=20 >> little micro would never see them. >> >Then you may have communication problems. ARP usually uses broadcast to >discover the IP addresses of devices connected to the local network. >If your device doesn't receive broadcast packets then it cannot be found >automatically by other hosts. You would need to add it manually to the >other hosts' routing tables (arp -s). >If your device always takes the initiative to communicate then it is not >a problem, or if your device keeps sending broadcast packets then the >other hosts may discover it without searching. > >Isaac This would be true, except my device was not IP based. -- Bob Ammerman RAm Systems --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .