This chapter covers the following exam topics:
3.0 WAN Technologies
3.4 Describe WAN topology options
3.4.b Hub and spoke
3.4.c Full mesh
3.5 Describe WAN access connectivity options
This chapter details the concepts behind two types of private WAN service: Metro Ethernet (MetroE) and Multiprotocol Label Switching (MPLS). As usual for this book’s discussion of WAN services, the service is viewed mostly from the perspective of the enterprise, as the customer of some WAN service provider (SP). That means the discussion focuses on what the enterprise receives from the service, rather than how the service provider implements the service inside its ...