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product description
category: Computers
supplier: Cisco
part #:
AIR-PI21AG-A-K9 Suppliers: Cisco Interface: PCI Wireless Data Rates: Up to 54Mbps WPA/WPA2: WPA2 Antenna: External Antenna
 PCI54Mbps
| Model |
| Brand |
CISCO |
| Model |
AIR-PI21AG-A-K9 |
| Spec |
| Standards |
IEEE 802.11a/b/g |
| Wireless Data Rates |
Up to 54Mbps |
| Security |
CISCO Wireless Security Suite supporting WPA and WPA2, including:
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 |
| WPA/WPA2 |
WPA2 |
| Interface |
PCI |
| Frequency Band |
2.40 to 2.4897 GHz
5.15 to 5.35 GHz (FCC UNII 1 and UNII 2)
5.725 to 5.85 GHz (FCC UNII 3)
5.15 to 5.35 GHz (ETSI)
5.47 to 5.725 (ETSI)
5.15 to 5.25 GHz (Japan) |
| Modulation |
DSSS
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
OFDM
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 |
| LEDs |
Status (green) and Activity (amber) |
| Transmitted Power |
802.11b/g:
20 dBm (100 mW) @ 1, 2, 5.5, and 11 Mbps
18 dBm (63 mW) @ 1, 2, 5.5, 6, 9, 11, 12, 18, and 24 Mbps
17 dBm (50 mW) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, and 36 Mbps
15 dBm (30 mW) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, and 48 Mbps
13 dBm (20 mW) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps
10 dBm (10 mW) @ 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, and 54 Mbps
802.11a:
16 dBm (40 mW) @ 6, 9, 12, 18, and 24 Mbps
14 dBm (25 mW) @ 6, 9, 12, 18, 24, and 36 Mbps
13 dBm (20 mW) @ 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
11 dBm (13 mW) @ 6, 9, 12, 18, 24, 36, 48, and 54 Mbps
10 dBm (10 mW) @ 6, 9, 12, 18, 24, 36, 48, and 54 Mbps |
| Antenna |
Integrated dual-band 2.4/5-GHz, 1-dBi, effective-gain antenna on a two-meter cable |
| Operating Range |
(Typical with CISCO Aironet 802.11a/b/g Wireless CardBus Adapter at maximum transmit power communicating with a CISCO Aironet 1231 Access Point configured with a 2.2-dBi dipole antenna for 802.11b/g, and a 6-dBi gain patch for 802.11a.)
Indoor (typical): 802.11a 802.11b/g
54 Mbps 45 ft (13 m) 90 ft (27 m)
18 Mbps 110 ft (33 m) 180 ft (54m)
11 Mbps 165 ft (50 m) 160 ft (48 m)
6 Mbps 300 ft (91 m)
1 Mbps 410 ft (124 m)
Outdoor (typical): 802.11a 802.11b/g
54 Mbps 100 ft (30 m) 250 ft (76 m)
18 Mbps 600 ft (183 m) 600 ft (183 m)
11 Mbps 1000 ft (304 m) 1000 ft (304 m)
6 Mbps 1300 ft (396 m)
1 Mbps 2000 ft (610 m) |
| System Requirements |
Standard and low-profile Type II PCI with standard PCI interface
Microsoft Windows XP and Windows 2000 |
| Dimensions |
4.7" x 3.1" |
| Weight |
0.23 lbs. |
| Temperature |
0 to 70°C |
| Humidity |
10% - 90%, Non-Condensing |
| Features |
| Features |
CISCO Wireless Security Suite
Bundled with comprehensive, easy-to-use client network management utilities to provide a secure, intuitive, and convenient way to manage and configure the adapter
CISCO LEAP Single Sign-on
CISCO Wireless Domain Services (WDS) |
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