ABSTRACT The first meeting of the category-category describes the physical (cable) network of computers. Each category on a cord, have the distinct functions, and also different cable types as well. At this first pratikum use this type of cable is UTP (Unshield Twisted Pair). At this lab, how this implement mounting on the connector (R45). At installation, the installation has two types of models, namely cable and Straight Cross. In the second pertemauan implement how users can know some basic commands networks. Then given an explanation how to set up the basic configuration of a computer to connect to a network. And at this pratkum also explained neighbor Tools Network on Unix and Windows. On Unix Tools for Networking commands used are command ifconfig, ping command Tools traceroute, NSLOOKUP Tools, Tools FINGER. Networking on TOOLS WINDOWS to use that command in the Tools IPCONFIG, the command PING, TRACERT Tools, command NSLOOKUP, Tools FINGER. At the third meeting describ...