Network Card User Manual
Table Of Contents
- Cisco Aironet Wireless LAN Client Adapters Installation and Configuration Guide for MS-DOS
- Contents
- Preface
- Audience
- Purpose
- Organization
- Conventions
- Related Publications
- Obtaining Documentation
- Obtaining Technical Assistance
- Introduction to the Wireless LAN Adapters
- Parts of the Client Adapter
- Radio Ranges
- Data Transparency and Protocols
- System Configurations
- Coverage Options
- Safety Information
- Unpacking the Client Adapter
- Inserting the Client Adapter into a Computing Device
- Removing the Client Adapter
- Driver Overview
- Windows for Workgroups 3.11 NDIS2 Installation
- DOS NDIS2 Installation
- ODI Driver Installation
- Additional Requirements and Features
- Driver Keywords and Settings
- Site Survey and Link Test
- Loading New Firmware Versions
- DOS Utilities
- Accessing the Latest Troubleshooting Information
- Interpreting the Indicator LEDs
- Technical Specifications
- Channel Sets
- Maximum Power Levels and Antenna Gains
- Manufacturers Federal Communication Commission Declaration of Conformity Statement
- Department of Communications – Canada
- European Community, Switzerland, Norway, Iceland, and Liechtenstein
- Declaration of Conformity for RF Exposure
- Guidelines for Operating Cisco Aironet Wireless LAN Client Adapters in Japan
- Explosive Device Proximity Warning
- Lightning Activity Warning
- Installation Warning
- Circuit Breaker (15A) Warning

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Cisco Aironet Wireless LAN Client Adapters Installation and Configuration Guide for MS-DOS
OL-1744-02
Chapter 3 Installing the Software
Driver Keywords and Settings
Fragmentation Variables
Additional system performance adjustments can be made with the following group of variables.
WORLDMODE ON (YES)
OFF (NO)
(Optional)—Allows the adapter to automatically
inherit channel configuration and output power
properties from the access point to which it associates.
Default: OFF (NO)
Enable World mode when the adapter needs to
automatically match the country configuration of the
access point to which it associates.
SHORTPREAMBLE 0, 1, 2 (Optional)—Establishes the length of the packet’s
synchronization bit.
Default: 0
0 = Automatic
1 = Long preamble
2 = Short preamble
Table 3-5 Advanced Network Variables (continued)
Variable Value Description
Table 3-6 Fragmentation Variables
Variable Value Description
FRAGTHRESHOLD 256–312
(must be an even value)
(Optional)—Specifies the fragmentation size
in bytes. Frames longer than the specified
value are transmitted using multiple packets.
Default: 700