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Chapter 65 Quality of Service (QOS) Commands The Quality of Service (QoS) commands are summarized in Table 110. Table 110. Quality of Service Commands Command Mode Description “MLS QOS ENABLE” on page 1041 Global Configuration Activates QoS on the switch. “MLS QOS MAP COS-QUEUE” on page 1042 Port Interface Maps CoS priorities to port egress queues. “MLS QOS MAP DSCP-QUEUE” on page 1044 Port Interface Maps DSCP priorities to port egress queues. “MLS QOS QUEUE” on page 1046 Port Interface Configures the default egress queue for any packet arriving on the port. “MLS QOS SET COS” on page 1047 Port Interface Remarks all egress packets on a port with the specified CoS value. “MLS QOS SET DSCP” on page 1048 Port Interface Remarks all egress packets on a port with the specified DSCP value. “MLS QOS TRUST COS” on page 1049 Port Interface Configures ports to use the CoS priorities in ingress packets to determine the queues on the egress ports. “MLS QOS TRUST DSCP” on page 1050 Port Interface Configures ports to use the DSCP priorities in ingress packets to determine the appropriate queues on the egress ports to store the packets. “NO MLS QOS ENABLE” on page 1051 Global Configuration Disables QoS on the switch. “NO WRR-QUEUE WEIGHT” on page 1052 Port Interface Set the CoS scheduling method on the ports to strict priority. “SHOW MLS QOS INTERFACE” on page 1053 Privileged Exec Display the scheduling methods of the ports and, for weighted round robin scheduling, the assignments of weights to egress queues. 1039
