Default Egress Queue Configuration; Default Mapping Table Configuration - Cisco WS-C3750-48PS-S Software Configuration Manual

Configuring Standard QoS

Default Egress Queue Configuration

Table 32-9
ports are mapped to queue-set 1. The port bandwidth limit is set to 100 percent and rate unlimited.
Table 32-9 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 32-10
Table 32-10 Default CoS Output Queue Threshold Map
CoS Value
Queue ID - Threshold ID
Table 32-11
Table 32-11 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 3750 Switch Software Configuration Guide
32-30
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 32-12 on page 32-50.
Table 32-13 on page
Table 32-14 on page 32-52.
Chapter 32 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
32-50.
78-16180-02