I am doing a project for school that requires me to build a parts list.  For now I am concentrating on Building 1 with 140 PC's, 137 VoIP, 27 AP's. For the access switches I've chosen; 1x - Cisco Catalyst 4507R+E - switch – Chassis             4x - ...

Hello everyone, I am new to the community, and need some advice.  I have been looking network types and understand them as they are presented in the displayed context, but am having trouble visualizing the 3 tier model and how they would look incorpo...