Chapter 18 NETWORK DESIGN AND IMPLEMENTATION J33 Basic composition of Gcs 1)Workspace subsystem 2)level Subsystem equipment subsystems 4) trunk subsystems 5)management subsystem 6 Buildings subsystems www.gxmu.edu.cnBasic Composition of GCS 1)Workspace subsystem 2)level Subsystem 3)equipment subsystems 4) trunk subsystems 5) management subsystem 6) Buildings subsystems www.gxmu.edu.cn Chapter 18 NETWORK DESIGN AND IMPLEMENTATION