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CISCO AIR-CB20A-A-K9

PC Card Type II - 54Mbps

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PC Card Type II - 54Mbps
Additional Information
Manufacturer CISCO
Manufacturer Part Number AIR-CB20A-A-K9
SKU GROUP-114580
Marketing Information The Cisco Aironet 5 GHz 54 Mbps Wireless LAN client adapter is an Institute of Electrical and Electronic Engineers (IEEE) 802.11a compliant CardBus adapter that operates in the UNII-1 and UNII-2 bands. The client adapter complements the Cisco Aironet 1200 Series 802.11a Access Point, providing a solution that combines performance and mobility with the security and manageability that enterprises require. Wireless LAN client adapters can increase productivity by enabling mobile users to have network and Internet access anywhere within a building that is equipped with a wireless network infrastructure. The Cisco Aironet client solution is easy to use, making the benefits of wireless mobility completely transparent.
Description PC Card Type II - 54Mbps
Height 2.1"
Width 4.5"
Depth 4.5"
Antenna Gain 5 dBi
Antenna Type Patch Antenna
Brand Cisco
Bypass No
Certifications & Standards
  • Wi-Fi
  • FCC Bulletin OET-65C
  • RSS-102
  • IEEE:
  • 802.11
  • 802.1X
  • 802.11a
  • Safety:
  • UL 1950
  • CSA 22.2 No. 950-95
  • 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)
  • EMI and Susceptibility (Class B)
  • FCC Part 15.107 and 15.109
  • CES-003 (Canada)
  • VCCI (Japan)
  • EN 301.489-1 and -17 (Europe)
Compatibility
  • Windows 98/98SE
  • Windows ME
  • Windows 2000
  • Windows XP
  • Mac OS 9.X
  • Mac OS X (10.2 or later)
Device Supported Desktop Computer
Editor Choice No
Ethernet Aui No
Fast Ethernet Port No
Featured No
Product Name Aironet 802.11a CardBus Wireless NIC
Gigabit Ethernet Port No
Green Compliant No
Headset Port No
Hot Swappable Power Supply No
Indoor Antenna Range 200 ft
ISM Band No
Limited Warranty Lifetime
Manageable No
Management Port No
Alt Part No AIRCB20AAK9
Modular No
DSL Port No
Network (RJ-11) No
Product Type Wi-Fi Adapter
Outdoor Antenna Range 1200 ft
Packaged Quantity 1
Additional Information
  • Regulatory Domain: America
  • Operational Voltage: 3.3 V (+/- 0.33 V)
  • Compatibility:
  • Windows 98
  • Windows 98 SE
  • Windows Me
  • Windows 2000
  • Windows XP
  • Mac OS 9.X
  • Mac OS X (10.2 or later)
  • LED Indicators:
  • Status (green)
  • Activity (amber)
  • Current Steady State (typical):
  • Transmit: 520 mA
  • Receive: 580 mA
  • Sleep: 20 mA
PoE (RJ-45) Port No
Product Line Aironet
Redundant Power Supply No
Shared SFP Slot No
SKU UNSPSC 43201409
Stack Port No
System Requirements
  • 35 MB of free hard disk space (minimum)
  • A maximum of eight network connections if your computer is running Windows 98 or 98 SE
  • Windows NT Service Pack 6 or greater if your computer is running Windows NT
  • The Microsoft 802.1X supplicant, if your wireless network uses EAP-TLS, PEAP, or EAP-SIM authentication
  • One of the following computing devices running Windows 98, 98 SE, NT, 2000, Me, or XP:
  • Laptop, notebook, or portable or handheld device equipped with a Type II or Type III PC card slot or Cardbus slot
  • If your wireless network uses PEAP authentication with a One-Time Password (OTP) user database:
  • SofToken version 1.3, 2.0, or greater from Secure Computing; SecurID version 2.5 from RSA; or hardware token from OTP vendors
  • Your software token PIN or hardware token password
  • The following information from your system administrator:
  • The logical name for your workstation (also referred to as client name)
  • The protocols necessary to bind to the client adapter
  • The case-sensitive service set identifier (SSID) for your RF network
  • If your computer is not connected to a DHCP server, the IP address, subnet mask, and default gateway address of your computer
  • The wired equivalent privacy (WEP) keys of the access points with which your client adapter will communicate, if your wireless network uses static WEP for security
  • The username and password for your network account
Token Ring Port No
10Gigabit Ethernet Port No
UNII Minimum Frequency 5.15 GHz
Uplink Port No
UNII Maximum Frequency 5.25 GHz
Usb No
UNII Band Yes
Wireless LAN No
Wireless LAN Standard IEEE 802.11a
Wireless Security
  • Authentication:
  • 802.1X support including LEAP, PEAP-GTC, PEAP-MSCHAP V2, EAP-TLS, and EAP-SIM to yield mutual authentication and dynamic, per-user, per-session encryption keys
  • MAC address and by standard 802.11 authentication mechanisms
  • Encryption:
  • Support for static and dynamic IEEE 802.11 WEP keys of 40 bits and 128
  • TKIP enhancements key hashing (per-packet keying), message integrity check (MIC) and broadcast key rotation via WPA TKIP and Cisco TKIP
Wireless Transmission Speed 54 Mbit/s

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