... Copyright © 2000, Cisco Systems, Inc. 1© 2000, Cisco Systems, Inc. Infrastructure Quality of Service Infrastructure Quality of Service Copyright © 2000, Cisco Systems, Inc. 10© 2000, Cisco Systems, ... into various types of service at the basic perimeter of the network and that those types of service should be implemented in the core of the network. Routers in the core of the network can then ... completion of this module, you will be able to perform the following tasks:• Describe the purpose of classification and marking• Explain IP Precedence and Diff-Serv• Describe Quality of Service...