Fujitsu Lifebook AH572 User Manual page 149

*
"Wi-Fi based" indicates that the interconnectivity test of the organization which guarantees the
interconnectivity of wireless LAN (Wi-Fi Alliance) has been passed.
** 
The communication ranges shown above will increase or decrease depending on factors such as
number of walls, reflective material, or interference from external RF sources.
*** 
Encryption with network key (WEP) is performed using the above number of bits, however, users
can set 40 bits/104 bits after subtracting the fixed length of 24 bits.
**** 
Depending on practical environments, the allowable number of computers to be connected may be
decreased.
143 - Troubleshooting the WLAN