Cisco Systems 102053 Manual De Usuario
C I S C O C O N F I D E N T I A L - D r a f t 2
D-4
Cisco Aironet 1200 Series Access Point Hardware Installation Guide
OL-4310-03
Appendix D Channels and Antenna Settings
Channels
IEEE 802.11a (5-GHz Band)
The channel identifiers, channel center frequencies, and regulatory domains of each IEEE 802.11a
20-MHz-wide channel are shown in
20-MHz-wide channel are shown in
.
Note
All channel sets are restricted to indoor usage except the Americas (–A), which allows for indoor and
outdoor use on channels 52 through 64 in the United States.
outdoor use on channels 52 through 64 in the United States.
.
Table D-3
Channels for IEEE 802.11a for the RM20A Radio Module
Channel
Identifier
Center
Frequency
(MHz)
Regulatory Domains
Americas (
–
A)
Japan (
–
J)
Singapore (
–
S)
Taiwan (
–
T)
34
5170 –
X
–
–
36
5180 X
–
X
–
38
5190 –
X
–
–
40
5200 X
–
X
–
42
5210 –
X
–
–
44
5220 X
–
X
–
46
5230 –
X
–
–
48
5240 X
–
X
–
52
5260 X
–
–
X
56
5280 X
–
–
X
60
5300 X
–
–
X
64
5320 X
–
–
X
Table D-4
Channels for IEEE 802.11a for the RM21A and RM22A Radio Modules
Channel
Identifier
Center
Frequency
(MHz)
Regulatory Domains
Americas
(–
A)
China
(–C)
EMEA
(–
E)
Japan
(–J)
Norway
(–
N)
Singapore
(–
S)
Taiwan
(–
T)
UNII-1 (5150-5250 MHz)
34
5170
–
–
–
X
–
–
–
36
5180 X
–
X
–
X
X
–
38
5190
–
–
–
X
–
–
–
40
5200 X
–
X
–
X
X
–
42
5210
–
–
–
X
–
–
–
44
5220 X
–
X
–
X
X
–
46
5230
–
–
–
X
–
–
–
48
5240 X
–
X
X
X
–