Java Projects - Second Edition

IP

The network delivers data packets between any two computers connected to it. The protocol used on the network is IP, which is simply an abbreviation of Internet Protocol. Using IP, a computer can send a data packet to another. The package contains a header and the data content. The header contains the internet addresses of the sender and the target machine, other flags, and information about the package. Since the machines are not connected to each other directly, routers forward the packets. It is like post offices sending letters to each other until they get into the hands of the postman you know, who can directly deliver it to your mailbox. To do that, the routers use the information in the header. The algorithm and organization of ...