User's Manual

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wireless network that only allow guests to access the
Internet. Select Yes to enable this feature or select No to
disable.
• Roaming Assistant: When your wireless environment
has provisioned a several APs (access point) or wireless
repeaters to cover all wireless dead zones. When a client that
connected on AP1 moves from one place with better signal
to another with poor signal, but there is an another signal
from AP2. To prevent the client stick on AP1, you can enable
Roaming Assistant, and set a minimal RSSI value as threshold.
When the connection quality lower than the threshold, AP1
disconnect the wireless client so that it can reevaluate the
wireless environment to select a AP with the best signal
quality, such as AP2.
• Enable IGMP Snooping: When IGMP snooping is enabled,
multicast traffic is only forwarded to wireless client that are
members of the specific multicast group.
• Multicast rate (Mbps): Select the multicast transmission
rate or click Disable to switch off simultaneous single
transmission.
• Preamble Type: Preamble Type defines the length of time
that the router spent for CRC (Cyclic Redundancy Check). CRC
is a method of detecting errors during data transmission.
Select Short for a busy wireless network with high network
traffic. Select Long if your wireless network is composed of
older or legacy wireless devices.
• RTS Threshold: Select a lower value for RTS (Request to
Send) Threshold to improve wireless communication in a
busy or noisy wireless network with high network traffic and
numerous wireless devices.
• DTIM Interval: DTIM (Delivery Traffic Indication Message)
Interval or Data Beacon Rate is the time interval before a
signal is sent to a wireless device in sleep mode indicating
that a data packet is awaiting delivery. The default value is
three milliseconds.