6-11
Cisco 3200 Series Router Hardware Reference
OL-5816-10
Chapter 6 Wireless Mobile Interface Cards
Table 6-6
shows the channel identifiers, channel center frequencies, and regulatory domains of each
IEEE 802.11b/g 22-MHz-wide channel.
Modulation BPSK
1
1 Mbps and 6 Mbps
QPSK
2
2 Mbps and 12 Mbps
CCK
3
5.5 Mbps
BPSK
1
9.6 Mbps
CCK2
3
11 Mbps
QPSK
2
18 Mbps
16 QAM
4
24 Mbps and 36 Mbps
64 QAM
4
48 Mbps and 54 Mbps
Operating Channels
North America: 11; ETSI: 13; Japan: 14
Receive Sensitivity
1 Mbps: -94 dBm
2 Mbps: -91 dBm
5.5 Mbps: -89 dBm
11 Mbps: -85 dBm
Transmit Power Settings 100 mW (20 dBm)
50 mW (17 dBm)
30 mW (15 dBm)
20 mW (13 dBm)
5 mW (7 dBm)
1 mW (0 dBm)
Maximum power settings vary to comply with the regulatory domain.
Range (typical at
100-mW transmit
power setting with 6-dBi
diversity dipole antenna)
Outdoor:
0.5 mile (804 m) at 45 Mbps
1 mile (1609 m) at 11 Mbps
3 miles (4,827 m) at 1 Mbps
Compliance
2.4 GHz (802.11b/g) operates license free under FCC Part 15 and qualifies
as a Class B device; complies with DOC regulations; complies with ETS
300.328, FTZ 2100, and MPT 1349 standards; rugged version complies
with UL 2043
1.
Binary Phase-shift keying (PSK)
2.
Quadrature PSK
3.
Complementary Code Keying
4.
Quadrature Amplitude Modulation
Table 6-5
Key 2.4-GHz (802.11b/g) WMIC Features
Feature
Description
Table 6-6
Channels for IEEE 802.11b/g
Channel
Identifier
Center
Frequency
(MHz)
Regulatory Domains
Americas (–A)
EMEA (–E)
Japan (–J)
CCK
OFDM
CCK
OFDM
CCK
OFDM
1
2412
X
X
X
X
X
X
2
2417
X
X
X
X
X
X
3
2422
X
X
X
X
X
X
