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Chapter 75
Quality of Service (QOS) Commands
The Quality of Service (QoS) commands are summarized in Table 145.
Table 145. Quality of Service Commands
Command Mode Description
“MLS QOS ENABLE” on page 1237 Global
Configuration
Activates QoS on the switch.
“MLS QOS MAP COS-QUEUE” on
page 1238
Port Interface Maps CoS priorities to port egress
queues.
“MLS QOS MAP DSCP-QUEUE” on
page 1240
Port Interface Maps DSCP priorities to port egress
queues.
“MLS QOS QUEUE” on page 1242 Port Interface Configures the default egress queue
for any packet arriving on the port.
“MLS QOS SET COS” on page 1243 Port Interface Remarks all egress packets on a port
with the specified CoS value.
“MLS QOS SET DSCP” on page 1244 Port Interface Remarks all egress packets on a port
with the specified DSCP value.
“MLS QOS TRUST COS” on
page 1245
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 1246
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 1247
Global
Configuration
Disables QoS on the switch.
“NO WRR-QUEUE WEIGHT” on
page 1248
Port Interface Set the CoS scheduling method on
the ports to strict priority.
“SHOW MLS QOS INTERFACE” on
page 1249
Privileged Exec Display the scheduling methods of the
ports and, for weighted round robin
scheduling, the assignments of
weights to egress queues.