Network topology refers to the physical layout of various devices interconnected by transmission media , That is, how to connect computers and other devices in the network .
Topology drawing network server , Network configuration and connection between workstations .
There are many kinds of network topologies , It mainly has star structure , Annular structure , Bus structure , Distributed architecture , Tree structure , Reticular structure , Honeycomb structure, etc .
The steps of network construction can be divided into four categories :1: Topological planning –ip Address planning 2: to configure 3: maintain 4: upgrade .
Basic steps of establishing computer network ：1, Determine the network construction scheme , Drawing network topology . 2, Installation and configuration of computer operating system . 3, Preparation and installation of network equipment hardware . 4, Selection and installation of network protocol . 5, Authorized network resources .