Cisco Cisco Aironet 3500p Access Point Libro blanco
Copyright © 2010 Miercom
Cisco CleanAir Competitive
Page 13
Figure 3: Classification and Information on Interferers by Cisco CleanAir and
Motorola AirDefense
Motorola AirDefense
Interference Source
Classified?
Frequency
Band
Band
Type
Cisco Clean
Air
Air
Motorola
AirDefense
AirDefense
Motorola AirDefense Notes
Video Camera
Yes
Yes
Classified generically as a
"Continuous Wave"
"Continuous Wave"
Microwave Oven
Yes
Yes
Two alarms displayed - one for
each sensor, no correlation.
each sensor, no correlation.
DECT Base station
only
Yes No
Motorola needs to see a high duty
cycle to classify.
cycle to classify.
DECT Base Station
+ One Phone
Yes Intermittent
Motorola will classify - but it is
intermittent.
intermittent.
DECT Base Station
+ Three Phones
Yes Misclassified
One sensor did not detect it. Other
sensors fired both a Bluetooth &
Frequency hopper alarm
sensors fired both a Bluetooth &
Frequency hopper alarm
Bluetooth Yes
Intermittent
Intermittent and only detected on
one sensor
one sensor
2.4GHz
Jammer Yes
Misclassified
Motorola misclassified it as a
Microwave for 1 second
Microwave for 1 second
Video Camera
(Ch1) Video
Camera (Ch11)
Yes No
Motorola provided an alert of
"Continuous Wave" on all sensors
- but did not list two devices as the
cause.
"Continuous Wave" on all sensors
- but did not list two devices as the
cause.
Multiple
2.4GHz
DECT Phone, Video
Camera, Bluetooth,
Microwave
Yes No
Only Microwave and Video
Camera identified
Camera identified
DECT Base Station
Yes
No
Motorola needs to see a higher
duty cycle to classify.
duty cycle to classify.
DECT Base Station
+ One Phone
Yes Intermittent
Intermittent and only detected on
one sensor
one sensor
DECT Base Station
+ Three Phones
Yes Yes
5GHz
Video Camera
Yes
No