Room distribute switches used in this project is the Cisco Catalyst 2960-SF series switches, model WS-C2960S-F24PS-L. There are 24 switches located on the 26th floor to 41st floor but some floor has room distribute switches 2 switches and there are connect to room main switch with trunk mode (but some switches connect to room distribute switches with trunk mode, please follow the Room Network Diagram.) In designing the system assign 1 corridor distribute switch connect access points 2 floors and using the native VLAN as defined for each floor.