3 pairs of sample codes for basic net apps: . Socket server/client . start the server first . DatagramSocket . start MyDatagramSocketA first . MyDatagramSocketA receive a packet first, and then send a reply MyDatagramSocketA send a packet first, and

AIM: Transferring data from sender to receiver with out any packet loss. Intimate user whether the packets are delivered after he sends data to the router. Intimate when the buffer at the router is full or busy or free there by avoiding retrans