... 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, Inc. www.cisco.com ... packets entering and leaving the interface, users are required to specify whether the service policy characteristics should be applied to incoming or outgoing packets. For instance, the service- policy ... signaling?IP Precedence takes advantage of in- band signaling. The ToS field can be used to bind business policies into network behavior.IP Precedence utilizes the three precedence bits in the...