Specifications

14-9
Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
OL-5260-01
Chapter 14 Configuring QoS
Configuring QoS
The values listed in Table 14-2 are to the power of 2. The access point computes Contention Window
values with this equation:
CW = 2 ** X minus 1
where X is the value from Table 14-2.
Figure 14-4 shows the Radio Access Categories page. Dual-radio access points have a Radio Access
Categories page for each radio.
Figure 14-4 Radio Access Categories Page
Table 14-2 Default QoS Radio Access Categories
Class of Service Min Contention Window Max Contention Window Fixed Slot Time
Background 5 10 6
Best Effort 3 10 2
Video <100ms Latency 4 5 1
Voice <100ms Latency 3 4 1