(This course includes the following parts 1. Analysis of typical solutions for large-scale enterprise LAN networking 2. Analysis of typical equipment for large-scale enterprise LAN networking 3. Summary of large-scale enterprise LAN networking experiment requirements Part: 6 class hours 4 class hours for project practice Network part of content introduction 2 class hours for students' plan explanation Experimental class Part: 10 class hours Experimental equipment: cisco12008, cisco6509, cisco4507, cisco3560, juniperm40e)