Cisco Systems CB21AG, PI21AG manual IEEE 802.11b/g, Regulatory Domains

Appendix E Channels, Power Levels, and Antenna Gains

Channels

Note All channel sets are restricted to indoor usage except America (-A), which allows for indoor and outdoor use on channels 52 through 161 in the United States.

Note The Japan (-J) channels apply only to AIR-CB21AG-J-K9 and AIR-PI21AG-J-K9 client adapters, and the Japan (-P) channels apply only to AIR-CB21AG-P-K9 and AIR-PI21AG-P-K9 client adapters.

IEEE 802.11b/g

The channel identifiers, channel center frequencies, and regulatory domains of each IEEE 802.11b/g 22-MHz-wide channel are shown in Table E-2.

Table E-2 Channels for IEEE 802.11b/g

			Regulatory Domains
Channel	Frequency				Rest of World
Identifier	(in MHz)	America (-A)	EMEA (-E)	Japan (-J)	(-W)
1	2412	X	X	X	X
2	2417	X	X	X	X
3	2422	X	X	X	X
4	2427	X	X	X	X
5	2432	X	X	X	X
6	2437	X	X	X	X
7	2442	X	X	X	X
8	2447	X	X	X	X
9	2452	X	X	X	X
10	2457	X	X	X	X
11	2462	X	X	X	X
12	2467	–	X	X	X
13	2472	–	X	X	X
14	2484	–	–	X	–

Note Mexico is included in the Rest of World regulatory domain; however, channels 1 through 8 are for indoor use only while channels 9 through 11 can be used indoors and outdoors. Users are responsible for ensuring that the channel set configuration is in compliance with the regulatory standards of Mexico.

Note In Japan, channel 14 is not supported for 802.11g mode.

Cisco Aironet 802.11a/b/g Wireless LAN Client Adapters (CB21AG and PI21AG) Installation and Configuration Guide for Windows Vista

OL-16534-01 E-3