R1(config)#policy-map QOS-POLICY R1(config-pmap)#class VOICE R1(config-pmap-c)#priority percent 33 R1(config-pmap-c)#exit R1(config-pmap)#class BUSINESS R1(config-pmap-c)#bandwidth percent 33 R1(config-pmap-c)#random-detect ; Enables WRED for congestion avoidance R1(config-pmap-c)#exit R1(config-pmap)#class SCAVENGER R1(config-pmap-c)#bandwidth percent 1 R1(config-pmap-c)#police 64000 conform-action transmit exceed-action drop R1(config-pmap-c)#exit R1(config-pmap)#class class-default R1(config-pmap-c)#fair-queue R1(config-pmap-c)#exit
basis, meaning all packets are treated equally, which can lead to jitter and packet loss for time-sensitive applications. QoS provides a structured way to: Cisco Press QoS Strategies > WAN Availability and QoS | Cisco Press cisco packet tracer qos
Quality of Service (QoS) is a vital network mechanism used to prioritize critical traffic over less sensitive data . In the context of Cisco Packet Tracer meaning all packets are treated equally