Configuring Standard QoS
Default Egress Queue Configuration
Table 28-9
ports are mapped to queue-set 1. The port bandwidth limit is set to 100 percent and rate unlimited.
Table 28-9 Default Egress Queue Configuration
Feature
Buffer Allocation
WTD Drop Threshold 1
WTD Drop Threshold 2
Reserved Threshold
Maximum Threshold
SRR Shaped Weights
(absolute)
SRR Shared Weights
1. A shaped weight of zero means that this queue is operating in shared mode.
2. One quarter of the bandwidth is allocated to each queue.
Table 28-10
Table 28-10 Default CoS Output Queue Threshold Map
CoS Value
Queue ID - Threshold ID
Table 28-11
Table 28-11 Default DSCP Output Queue Threshold Map
DSCP Value
Queue ID - Threshold ID
Default Mapping Table Configuration
The default CoS-to-DSCP map is shown in
The default IP-precedence-to-DSCP map is shown in
The default DSCP-to-CoS map is shown in
The default DSCP-to-DSCP-mutation map is a null map, which maps an incoming DSCP value to the
same DSCP value.
The default policed-DSCP map is a null map, which maps an incoming DSCP value to the same DSCP
value (no markdown).
Catalyst 3560 Switch Software Configuration Guide
28-28
shows the default egress queue configuration for each queue-set when QoS is enabled. All
Queue 1
25 percent
100 percent
100 percent
50 percent
400 percent
25
1
2
25
shows the default CoS output queue threshold map when QoS is enabled.
0, 1
2 - 1
shows the default DSCP output queue threshold map when QoS is enabled.
0–15
2 - 1
Queue 2
25 percent
50 percent
50 percent
100 percent
400 percent
0
25
2, 3
4
5
3 - 1
4 - 1
1 -1
16–31
32–39
40–47
3 - 1
4 - 1
1 - 1
Table 28-12 on page
28-47.
Table 28-13 on page
Table 28-14 on page
28-50.
Chapter 28
Configuring QoS
Queue 3
Queue 4
25 percent
25 percent
100 percent
100 percent
100 percent
100 percent
50 percent
50 percent
400 percent
400 percent
0
0
25
25
6, 7
4 - 1
48–63
4 - 1
28-48.
78-16156-01