Cerio OW-200N2 User Manual page 117

4.3.1.6 Tx Power : You can adjust the output power of the system to get the
appropriate coverage for your wireless network. Specify digit numbers between
1 to 100 (the unit is %) for your environment. If you are not sure which setting
to choose, then keep the default setting, 60%.
4.3.2 HT Other
When Band Mode select in 802.11a/n mixed mode, the HT(High Throughput)
settings should be shown-up immediately.
4.3.2.1 HT TxStream/RxStream : By default, it's 2.
4.3.3 HT Physical Mode: By default, it's Mixed Mode.
4.3.3.1 Operation Mode
Mixed Mode : In this mode packets are transmitted with a preamble
compatible with the legacy 802.11a/g, the rest of the packet has a new format.
In this mode the receiver shall be able to decode both the Mixed Mode
packets and legacy packets.
Green Field : In this mode high throughput packets are transmitted without a
legacy compatible part.
4.3.3.2 Channel Bandwidth : The "20/40" MHz option is usually best. The other
option is available for special circumstances.
4.3.3.3 Guard Interval : Using "Auto" option can increase throughput. However, it
can also increase error rate in some installations, due to increased sensitivity
500mW eXtreme Power 11Na Outdoor Bridge
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User's Manual