281
CONFIG Commands
Wireless Multi-media (WMM) Settings
Router
EDCA Parameters
(Enhanced Distributed Channel Access) govern wireless data
from your Gateway to the client;
Client EDCA Parameters
govern wireless data from the
client to your Gateway.
set wireless wmm option [ off | on ]
Enables or disables wireless multi-media settings option, which allows you to fine tune WiFi
Multimedia Quality of Service (QoS) by transmitting data depending on Diffserv priority set-
tings. These priorities are mapped into four Access Categories (AC), in increasing order of
priority: Background (BK), Best Effort (BE), Video (VI), and Voice (VO). It requires WiFi Multi-
media-capable clients, usually a separate feature enabled at the client.
•
aifs
: (Arbitration Interframe Spacing) the wait time in milliseconds for data frames.
Valid values are: 1 – 255
•
cwmin
: (Minimum Contention Window) upper limit in milliseconds of the range for
determining initial random backoff. The value you choose must be lower than
cwmax
.
Valid
value
s are: 1, 3, 7, 15, 31, 63, 127, 255, or 511.
•
cwmax
: (Maximum Contention Window) upper limit in milliseconds of the range of
determining final random backoff. The value you choose must be higher than
cwmin
.
Valid
value
s are: 3, 7, 15, 31, 63, 127, 255, 511, or 1023.
•
txoplimit
: Time interval in microseconds that clients may initiate transmissions.
Valid values are: 0 – 9999.
☛
NOTE:
It is not recommended that you modify these settings without direct knowl-
edge or instructions to do so. Modifying these settings inappropriately could
seriously degrade network performance.
set wireless wmm router-edca voice { aifs 1... 255 }
set wireless wmm router-edca voice { cwmin
value
}
set wireless wmm router-edca voice { cwmax
value
}
Sets values for Gateway WMM voice parameters.