D-Link AirPremier DAP-3690 User Manual page 29

Section 3 - Configuration
Select a Delivery Traffic Indication Message setting between 1 and 15. 1 is the default setting. DTIM is a countdown informing
DTIM Interval
(1-15): clients of the next window for listening to broadcast and multicast messages.
Transmit Power: This setting determines the power level of the wireless transmission. Transmitting power can be adjusted to eliminate
overlapping of wireless area coverage between two access points where interference is a major concern. For example, if
wireless coverage is intended for half of the area, then select 50% as the option. Use the drop-down menu to select 100%,
50%, 25%, or 12.5%.
WMM (Wi-Fi WMM stands for Wi-Fi Multimedia. Enabling this feature will improve the user experience for audio and video applications
Multimedia): over a Wi-Fi network.
To effectively optimize throughput over long distance links enter a value for Acknowledgement Time Out between 25 and
Ack Time Out (2.4
200 microseconds for 5 GHz or from 48 to 200 microseconds in the 2.4 GHz in the field provided.
GHZ, 48~200) or Ack
Time Out (5 GHZ,
25~200):
Short GI: Select Enable or Disable. Enabling a short guard interval can increase throughput. However, be aware that it can also increase
the error rate in some installations due to increased sensitivity to radio-frequency installations.
IGMP Snooping: Select Enable or Disable. Internet Group Management Protocol allows the AP to recognize IGMP queries and reports sent
between routers and an IGMP host (wireless STA). When IGMP snooping is enabled, the AP will forward multicast packets to
an IGMP host based on IGMP messages passing through the AP.
Select Enable or Disable. This is an option for load balancing. This determines whether to limit the number of users accessing
Connection Limit:
this device. The exact number is entered in the User Limit field below. This feature allows the user to share the wireless
network traffic and the client using multiple APs. If this function is enabled and when the number of users exceeds this
value, or the network utilization of this AP exceeds the percentage that has been specified, the DAP-3690 will not allow
clients to associate with the AP.
D-Link DAP-3690 User Manual 29