Whether configured to support single 802.11b coverage, single 802.11g coverage, single 802.11a coverage, dual-mode 802.11a/g coverage, or trimode 802.11a/b/g coverage, the Cisco Aironet 802.11a/b/g Wireless PCI Adapter is Wi-Fi compliant and combines the freedom of wireless connectivity with 802.11i/ Wi-Fi Protected Access 2 (WPA2) encryption for the performance, security, and manageability that businesses require.
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| Manufacturer |
Cisco Systems, Inc |
| Manufacturer Part Number |
AIR-PI21AG-A-K9 |
| Manufacturer Website Address |
www.cisco.com |
| Brand Name |
Cisco |
| Product Line |
Aironet |
| Product Name |
Aironet 802.11a/b/g Wireless NIC |
| Product Type |
Wi-Fi Adapter |
| Technical Information | Wi-Fi Standard | IEEE 802.11a/b/g |
| ISM Band | Yes |
| UNII Band | Yes |
| ISM Minimum Frequency | 2.4 GHz |
| ISM Maximum Frequency | 2.49 GHz |
| UNII Minimum Frequency | 5.15 GHz |
| UNII Maximum Frequency | 5.85 GHz |
| Number of Antennas | 1 |
| Antenna Gain | 1 dBi |
| Antenna Type | Dual Band Antenna |
| Indoor Antenna Range | 410 ' |
| Outdoor Antenna Range | 2000 ' |
| Wireless Transmission Speed | 54 Mbps |
| Transmission Speed Details | 54 Mbps Auto-fallback IEEE 802.11a/g
48 Mbps Auto-fallback IEEE 802.11a/g
36 Mbps Auto-fallback IEEE 802.11a/g
24 Mbps Auto-fallback IEEE 802.11a/g
18 Mbps Auto-fallback IEEE 802.11a/g
12 Mbps Auto-fallback IEEE 802.11a/g
9 Mbps Auto-fallback IEEE 802.11a/g
6 Mbps Auto-fallback IEEE 802.11a/g
11 Mbps Auto-fallback IEEE 802.11b
5.5 Mbps Auto-fallback IEEE 802.11b
2 Mbps Auto-fallback IEEE 802.11b
1 Mbps IEEE 802.11b |
| Access Method | CSMA/CA |
| Time Delay | 70 ns @ 54Mbps
300 ns @ 2Mbps
200 ns @ 5.5Mbps
400 ns @ 6Mbps
250 ns @ 9Mbps
130 ns @ 11Mbps
250 ns @ 12Mbps
220 ns @ 18Mbps
160 ns @ 24Mbps
100 ns @ 36Mbps
90 ns @ 48Mbps |
| Transmit Power | 20 dBm IEEE 802.11b/g
18 dBm IEEE 802.11b/g
17 dBm IEEE 802.11b/g
15 dBm IEEE 802.11b/g
13 dBm IEEE 802.11b/g
10 dBm IEEE 802.11b/g
16 dBm IEEE 802.11a
14 dBm IEEE 802.11a
13 dBm IEEE 802.11a
11 dBm IEEE 802.11a
10 dBm IEEE 802.11a |
| Receiver Sensitivity | -94 dBm Typical @ 1Mbps IEEE 802.11b
-93 dBm Typical @ 2Mbps IEEE 802.11b
-92 dBm Typical @ 5.5Mbps IEEE 802.11b
-86 dBm Typical @ 6Mbps IEEE 802.11g
-86 dBm Typical @ 9Mbps IEEE 802.11g
-90 dBm Typical @ 11Mbps IEEE 802.11b
-86 dBm Typical @ 12Mbps IEEE 802.11g
-86 dBm Typical @ 18Mbps IEEE 802.11g
-84 dBm Typical @ 24Mbps IEEE 802.11g
-80 dBm Typical @ 36Mbps IEEE 802.11g
-75 dBm Typical @ 48Mbps IEEE 802.11g
-71 dBm Typical @ 54Mbps IEEE 802.11g |
| Wireless Security | Authentication: 802.1X support, including Cisco LEAP, EAP-FAST, PEAP-GTC, PEAP-MSCHAPv2), and EAP-TLS to yield mutual authentication and dynamic per-user, per-session encryption keys (WPA and WPA2) MAC address and standard 802.11 authentication mechanisms Encryption: AES-Counter Mode with Cipher Block Chaining Message Authentication Code Protocol (CCMP) encryption (WPA2) TKIP encryption enhancements: key hashing (per-packet keying), message integrity check (MIC), and broadcast key rotation via Cisco TKIP or WPA TKIP Support for static and dynamic IEEE 802.11 WEP keys of 40 and 128 bits |
| Modulation | Direct Sequence-Spread Spectrum (DSSS) 802.11g: Differential Binary Phase Shift Keying (DBPSK) @ 1 Mbps Differential Quadrature Phase Shift Keying (DQPSK) @ 2 Mbps Complementary Code Keying (CCK) @ 5.5 and 11 Mbps Orthogonal Frequency Divisional Multiplexing (OFDM) 802.11a/g: BPSK @ 6 and 9 Mbps QPSK @ 12 and 18 Mbps 16-Quadrature Amplitude Modulation (QAM) @ 24 and 36 Mbps 64-QAM @ 48 and 54 Mbps |
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| Interfaces/Ports | Host Interface | PCI |
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| Management & Protocols | Management | Cisco Aironet Desktop Utility System Tray Utility Client Administration Utility |
| Protocols | TKIP
EAP |
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| Controls/Indicators | Status Indicators | Status (green)
Activity (amber) |
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| Power Description | Input Voltage | 3.3 V 0.3V |
| Input Current | 554 mA Transmit @ IEEE 802.11a
318 mA Receive @ IEEE 802.11a
203 mA Standby @ IEEE 802.11a
539 mA Transmit @ IEEE 802.11b
327 mA Receive @ IEEE 802.11b
203 mA Standby @ IEEE 802.11b
530 mA Transmit @ IEEE 802.11g
282 mA Receive @ IEEE 802.11g
203 mA Standby @ IEEE 802.11g |
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| Environmental Conditions | Temperature | 0 °C (32.0 °F) to 70 °C (158.0 °F) Operating
0 °C (32.0 °F) to 85 °C (185.0 °F) Non-operating |
| Humidity | 10% to 90% Non-condensing |
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| Physical Characteristics | Dimensions | 3.12 Height x 4.72 Width |
| Shipping Dimensions | 2.75" Height x 10.75" Width x 6.75" Depth |
| Weight | 1.92 oz
3.43 oz
1.72 oz |
| Shipping Weight | 1.05 lb |
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| Miscellaneous | Package Contents | Aironet 802.11a/b/g Low Profile Wireless PCI Adapter
1-dBi gain antenna
2-Meter Antenna Cable
Antenna base
Low-profile bracket
2 x mounting screws
2 x plastic wall anchors |
| Additional Information | Operating Voltage: 3.3V (±0.3V) Regulatory domain: America Compatibility: Microsoft Windows XP Microsoft Windows 2000 LED: Status (green) Activity (amber) Receiver Sensitivity 802.11a (typical): 5.150 to 5.250 GHz: - -87 dBm @ 6 Mbps, -87 dBm @ 9 Mbps, -87 dBm @ 12 Mbps, -87 dBm @ 18 Mbps, -82 dBm @ 24Mbps, -79 dBm @ 36 Mbps, -74 dBm @ 48 Mbps, -72 dBm @ 54 Mbps
5.250 to 5.350 GHz: - -89 dBm @ 6 Mbps, -89 dBm @ 9 Mbps, -89 dBm @ 12 Mbps, -85 dBm @ 18 Mbps, -82 dBm @ 24 Mbps, -79 dBm @ 36 Mbps, -74 dBm @ 48 Mbps, -72 dBm @ 54 Mbps
5.725 to 5.805 GHz: - -84 dBm @ 6 Mbps, -84 dBm @ 9 Mbps, -84 dBm @ 12 Mbps, -83 dBm @ 18 Mbps, -82 dBm @ 24 Mbps, -79 dBm @ 36 Mbps, -72 dBm @ 48 Mbps, -65 dBm @ 54 Mbps
5.470 to 5.725 GHz: - -87 dBm @ 6 Mbps, -87 dBm @ 9 Mbps, -87 dBm @ 12 Mbps, -87 dBm @ 18 Mbps, -82 dBm @ 24 Mbps, -79 dBm @ 36 Mbps, -74 dBm @ 48 Mbps, -72 dBm @ 54 Mbps
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| Compatibility | Windows XP
Windows 2000 |
| Certifications & Standards | Cisco Compatible Wireless (based on Cisco Compatible Extensions v1.0 and v2.0) Wi-Fi WHQL FCC Bulletin OET-65C RSS-102 IEEE: 802.11a 802.11b 802.11g 802.11i 802.1X Safety: UL 60950 CSA 22.2 No. 60950 IEC 60950 EN 60950 Radio: FCC Part 15.401-15.407 RSS-210 (Canada) EN 301.893 (Europe) ARIB STD-T71 (Japan) AS 4268.2 (Australia) FCC Part 15.247 EN 300.328 (Europe) TELEC 33 and 66 (Japan) AS/NZS 3548 (Australia and New Zealand) EMI and Susceptibility (Class B): FCC Part 15.107 and 15.109 ICES-003 (Canada) VCCI (Japan) EN 301.489-1 and -17 (Europe) |
| Platform Support | PC |
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| Warranty | 1 Year Limited |
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