1309
Chapter 77
Quality of Service (QOS) Commands
The Quality of Service (QoS) commands are summarized in Table 146.
Table 146. Quality of Service Commands
Command Mode Description
“MLS QOS ENABLE” on page 1311 Global
Configuration
Activates QoS on the switch.
“MLS QOS MAP COS-QUEUE” on
page 1312
Port Interface Maps CoS priorities to port egress
queues.
“MLS QOS MAP DSCP-QUEUE” on
page 1314
Port Interface Maps DSCP priorities to port egress
queues.
“MLS QOS QUEUE” on page 1316 Port Interface Configures the default egress queue
for any packet arriving on the port.
“MLS QOS SET COS” on page 1317 Port Interface Remarks all egress packets on a port
with the specified CoS value.
“MLS QOS SET DSCP” on page 1318 Port Interface Remarks all egress packets on a port
with the specified DSCP value.
“MLS QOS TRUST COS” on
page 1319
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 1320
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 1321
Global
Configuration
Disables QoS on the switch.
“NO WRR-QUEUE WEIGHT” on
page 1322
Port Interface Set the CoS scheduling method on
the ports to strict priority.
“SHOW MLS QOS INTERFACE” on
page 1323
Privileged Exec Display the scheduling methods of the
ports and, for weighted round robin
scheduling, the assignments of
weights to egress queues.