Default Egress Queue Configuration - Cisco Catalyst 3120 Software Manual

Chapter 36 Configuring QoS

Default Egress Queue Configuration

Table 36-9
ports are mapped to queue-set 1. The port bandwidth limit is set to 100 percent and rate unlimited.
Table 36-9
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 36-10
Table 36-10
CoS Value
0, 1
2, 3
4
5
6, 7
Table 36-11
Table 36-11
DSCP Value
0–15
16–31
32–39
40–47
48–63
OL-12247-01
shows the default egress queue configuration for each queue-set when QoS is enabled. All
Default Egress Queue Configuration
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.
Default CoS Output Queue Threshold Map
Queue ID–Threshold ID
2–1
3–1
4–1
1–1
4–1
shows the default DSCP output queue threshold map when QoS is enabled.
Default DSCP Output Queue Threshold Map
Queue ID–Threshold ID
2–1
3–1
4–1
1–1
4–1
Cisco Catalyst Blade Switch 3120 for HP Software Configuration Guide
Queue 2 Queue 3
25 percent 25 percent
200 percent 100 percent
200 percent 100 percent
50 percent 50 percent
400 percent 400 percent
0 0
25 25
Configuring Standard QoS
Queue 4
25 percent
100 percent
100 percent
50 percent
400 percent
0
25
36-31