Local Area Net Technologies Ch. 13–17 (partial) Chapter 17 is chopped up and the pieces land in various places. · · 1 Packet Switching Instead of individual connections, data is sent in small pieces called packets. · · 2 Packets Larger transmissions are broken into multiple packets. A way of sharing a channel. Several senders generate packets. When the channel is available, a packet from any sender may go. As packets from different senders use the channel, the senders share the channel. The receiver can check each packet for correct transmission. · · 3 Network Classifications Local Area Network LAN Single room, building, or campus Metropolitan Area Network MAN Span a city Wide Area Network WAN Intercity or world-wide We’re starting with WANs · · 4