PLANET WNAP-3000PE - Manual (Page 41)

RTS/CTS Threshold Enter the preferred setting between 1 and 2347. Normally,
this can be left at the default value.
Preamble Type Select the desired option. The default is "Long". The
"Short" setting takes less time when used in a good envi-
ronment.
802.11b Protection
Mode The Protection system is intended to prevent older
802.11b devices from interfering with 802.11g transmis-
sions. (Older 802.11b devices may not be able to detect
that a 802.11g transmission is in progress.) Normally, this
should be left at "Auto".
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