IBM 8238 Token Ring Stackable Hub

•  Identifying Model number and Hub Type
•  Building a Hub Stack
•  Connecting End Stations
•  Connecting an ASCII Terminal - Logging In and Out
•  Making Fiber RI/RO Connections
•  Making Copper RI/RO Connections
•  Connecting to a Backbone Ring

•  Interpreting Hub LEDs
•  Interpreting RI/RO LEDs