
5
Quality of Service (QoS): Managing
Bandwidth More Effectively
Contents
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Preparation for Configuring QoS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Using QoS Classifiers to Configure
Quality of Service for Outbound Traffic . . . . . . . . . . . . . . . . . . . . . . .
Assigning an 802.1p Priority to IPv4 Packets on the Basis
of the ToS Precedence Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Assigning an 802.1p Priority to IPv4 Packets on the
Basis of Incoming DSCP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Assigning a DSCP Policy on the Basis of the DSCP in IPv4
Packets Received from Upstream Devices . . . . . . . . . . . . . . . . . .
Details of QoS IP
QoS
Assigning a Priority Based on
Assigning a DSCP Policy Based on the
Differentiated Services Codepoint (DSCP) Mapping . . . . . . . . . . .