AOpen AOI-702U User Manual page 8

AOpen Wireless PC Adapter
ENCRYPTION
Figure 5 ENCRYPTION tab
An additional security measurement may be desired on protecting
your wireless network. This can be achieved by applying WEP
(Wired Equivalent Privacy) encryption. WEP uses a combination
of 64bit and 128bit keys to encrypt every data transmission.
Encryption (WEP)
It can be set to Disable, 64 Bit, and 128 Bit. Once enable the WEP,
you would create an encryption key. All the nodes in the same
wireless network need to present the identical key for the
communication.
Key 1 – Key 4
The Keys can be entered manually in these four fields and restored.
Default Tx Key
You may chose Key 1 to Key 4 as your default key.
Authentication Type
It is only used for WEP only. You may choose between Open
System or Shared Key.
AOpen Wireless PC Adapter
Shared Key is when both sender and receiver share a secret
key.
Open System is when both sender and receiver do not
share a secret key. It prevents the eavesdropping if the
secret key is discovered.
ADVANCED
Figure 6 ADVANCED tab
It allows you to set the Preamble Type, Fragmentation Threshold
and RTS/CTS Threshold.
Preamble Type
It should be set to Long for a "noisy" network environment, or
Short for a clear network environment.
Fragmentation Threshold
The lower value of the fragmentation threshold will increase the