Netscout AirCheck G2 User Manual page 35

NOTES:
Channels that do not have access points can still

show 802.11 usage because of overlap from access
points on adjacent channels.
If there are too many APs to show individual dark

blue dots, the dots will be truncated to leave space
for the correct number of APs to display above.
Illegal Channel Number: Invalid channels are

highlighted in red, according to the country selected in
Settings > Location Settings.
Overlap: Touch this button to open the Channels

Overlap screen, which displays a graphical
representation of channel width and overlap.
Channels Overlap Screen," page 25.
Refresh: Touch this icon to clear the current

results and restart channel scanning.
Touching the
unsaved test results.
Save: Touch this button to save a session file

containing the discovery or test results that have
been collected since the AirCheck G2 last
refreshed. See "Saving Sessions and Packet
Captures," page 85.
See "The
Caution
Refresh button will erase all
When you save a session, AirCheck G2 records the average
and the last channel utilizations (i.e., the total utilization,
802.11 utilization, and non-802.11 utilization) for each
channel in the session. These results are sent to AirCheck G2
Manager when you upload the session file.
Touch a channel's column to zoom in on that channel in the
Select Channel screen.
22
Viewing Channel Usage