(The background of the school and the development trend of international network technology ................................3Chapter 3 The overall design plan of the network ...................................................... ........103.1 General Description of Campus Network Topology ................................ .................................103.2 Protocol standards adopted by the campus network ................................ .................................123.3 The network operating system adopted by the campus network ...................... .................................................12 Chapter 4 Product Stereotyping in Network Architecture ................................................ ..........134.1 Network Equipment Stereotypes ................................. .................................154.1.1 Stereotypes of Backbone Switches ................................ ...................................... 154.1.2 The stereotype of the access switch.. ......................................... 154.1.3 The stereotype of the server network card.. ...................................................... .....164.2 The finalization of the campus network egress equipment ............................................... .................................164.2.1 The first line of defense to protect the campus network - the stereotype of the router.......... .................................................164.3 Main Network Product Properties...................................................................... ....174.3.1 Introduction to Gigabit Switches .................. 174.3.2 Introduction to Backbone Switches.. ...............................174.3.3 Connection Introduction to Incoming Switches ................................ 184.3.4 Introduction to Expansion Modules . . . . ................................19)