User's Manual

Chapter 4 Advance Settings Page 20
Traffic Indicator Maps, and the Traffic Indicator Message (TIM).
Preamble Type:
The Preamble defines the length of the PLCP synchronization field for communication between
the Access Point and Network Card. Select the appropriate preamble type and press the Apply
button to set it. The default setting is “Long Preamble”.
IAPP
The IEEE 802.11f Inter-Access Point Protocol (IAPP) supports Access Point Vendor
interoperability, enabling roaming of 802.11 Stations within IP subnet. IAPP defines messages
and data to be exchanged between Access Points and between the IAPP and high layer
management entities to support roaming. The IAPP protocol uses TCP for inter-Access Point
communication and UDP for RADIUS request/response exchanges. It also uses Layer 2
frames to update the forwarding tables of Layer 2 devices. Select Enable to turn on this
feature.
Protection
Select Enable to turn on this function.
Aggregation
Select Enable to turn on this function.
Short GI
Select Enable to turn on this function.
WLAN Partition
WLAN Partition is to separate the traffic between wireless stations in the same BSS. Disable
WLAN Partition to allow wireless stations connected to the device to communicate with each
other. Enable WLAN Partition to only allow wireless stations to communicate with wired
network, not with each other.
RF Output Power
Set the RF output power of the access point. The options are 100%, 70%, 50%, 35%, and 15%.
Decrease the transmit power if necessary. The default is “100%”.