Cisco Cisco 5508 Wireless Controller Technische Referenzen
2
Device Classification Guide
Introduction
Radios
Standards
Location
2.4
GHz
GHz
5
GHz
GHz
11n
11ac
11r
11k
11u
11v
11w
DFS
Chan
nels
Chan
nels
Probing
Freque
ncy
Freque
ncy
Roaming
Behavior
Behavior
mDNS
Sleep Mode
Behavior
Behavior
iPhone
5s/i8.0
5s/i8.0
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
30 min.
AP
signal is
< -70
dBm
signal is
< -70
dBm
Discovery:
Bluetooth
+ Network
Bluetooth
+ Network
Mirroring:
Network
Wi-Fi
Direct
Network
Wi-Fi
Direct
Probes with the
real MAC for 20
minutes, then
sends probes
alternating
between the
real and
changing fake
MAC with a 135
s cycle.
real MAC for 20
minutes, then
sends probes
alternating
between the
real and
changing fake
MAC with a 135
s cycle.
iPhone
5/i7.0/7.1
5/i7.0/7.1
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
No
Yes
30 min.
AP
signal is
< 20 dB
signal is
< 20 dB
Discovery:
Bluetooth
+ Network
Bluetooth
+ Network
Mirroring:
Network
Network
Probes
broadcast
every 30
minutes.
broadcast
every 30
minutes.
iPhone
6/6+ i8.0
(8.0.0,
8.0.1,
8.0.2)
6/6+ i8.0
(8.0.0,
8.0.1,
8.0.2)
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
30 min.
AP
signal is
< -70
dBm
signal is
< -70
dBm
Discovery:
Bluetooth
+ Network
Mirroring:
Network
Wi-Fi
Direct
Bluetooth
+ Network
Mirroring:
Network
Wi-Fi
Direct
Probes with
real MAC 12 s,
no probes for
140 s, then
probes with
fake MAC for
18 minutes
real MAC 12 s,
no probes for
140 s, then
probes with
fake MAC for
18 minutes
Samsung
S4 /
Android
4.2.2
/4.4.2
S4 /
Android
4.2.2
/4.4.2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
285 s
AP
signal is
< 25 dB
signal is
< 25 dB
None
Probes
broadcast only,
every 131 s.
broadcast only,
every 131 s.
Samsung
S5 /
Android
4.4.2
S5 /
Android
4.4.2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
300 s
TBD
None
Probes
broadcast only,
every 300 s.
broadcast only,
every 300 s.
Samsung
S6 /
Android
5.0.2
S6 /
Android
5.0.2
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
300 s
AP
signal is
< 25 dB
signal is
< 25 dB
None
Probes
broadcast only,
every 300 s.
broadcast only,
every 300 s.
HTC One
(M8)
(M8)
Yes
Yes
Yes
Yes
No
No
No
No
No
Yes
Never
AP
signal is
< 25 dB
signal is
< 25 dB
None
Probes
broadcast only,
every 285 s.
broadcast only,
every 285 s.
Microsoft
Surface 2
Surface 2
Yes
Yes
Yes
No
No
No
No
No
Yes
No
TBD
TBD
None
TBD
Microsoft
Surface 3
Surface 3
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
TBD
TBD
None
TBD