3Com AirConnect Manual

AirConnect
®
2.0 Wireless LAN
Configuring AirConnect 2.0 Access Points for Compatibility with
AirConnect 1.x
When installing 3Com AirConnect 2.0 access points into a network with
3Com AirConnect 1.x access points, you must change the default RF preamble
setting in the AirConnect 2.0 access points to ensure compatibility with
AirConnect 1.x (see figures on reverse to identify your access point).
The AirConnect 2.0 Short RF Preamble setting must be disabled using the
following procedure:
1 Start HyperTerminal and connect to the AirConnect 2.0 access
point (refer to the Access Point User Guide for information on
how to use HyperTerminal to configure the access point).
2 From the Main menu, select RF Configuration .
3 In the RF Configuration menu, select Short RF Preamble .
4 Press the spacebar to select Disabled .
5 Press F1 to save the settings. Under Windows 2000, you must tab
to the onscreen F1 selection, then press Enter to save the settings.
6 Return to the Main menu and select Special Functions .
7 From the Special Functions menu, select Reset AP .
8 Confirm the reset when prompted to reboot the access point.
NOTE: AirConnect 2.0 PC Cards support access points configured for
either long or short RF preamble, and are compatible with both the
AirConnect 2.0 and 1.x access points. AirConnect 1.x PC Cards support
only access points configured for a long RF preamble, and are compatible
with AirConnect 2.0 and 1.x access points that are configured to disable
short RF preamble.
Read Me First
09-2048-000
Published December 2000
3Com and AirConnect are registered trademarks and the 3Com logo is a trademark of 3Com Corporation.
Windows is a registered trademark of Microsoft Corporation.

3Com AirConnect 2.0 Access Point
3Com AirConnect 1.x Access Point
CE Marking EU Compliance
This device complies with the requirements of European Directive 1999/5/EC.
The Alert symbol signifies that the equipment is intended for use
throughout the European community, but its authorization for use in France is
restricted as follows:
PAN European Frequency Range: 2.402 - 2.480 GHz
Restricted Frequency Range for use in France: 2.448 - 2.480 GHz
Applicable Standards:
ETS 300 328 (November 1996)
ETS 300 825 (November 1997)
EN 60950: 1992 Incl Amdt 1-4, 11