Network Core:Circuit Switching End-end resources reserved for "call" link bandwidth,switch capacity dedicated resources: no sharing ▣circuit-like (guaranteed) performance ▣call setup required Introduction 1-17 Introduction 1-17 Network Core: Circuit Switching End-end resources reserved for “call” ❑ link bandwidth, switch capacity ❑ dedicated resources: no sharing ❑ circuit-like (guaranteed) performance ❑ call setup required