ZyXEL 660HW-D1 91-004-593001B Manuale Utente
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91-004-593001B
P-660H/HW-D Series User’s Guide
119
Chapter 7 Wireless LAN
7.4.5 Wireless LAN Advanced Setup
To configure advanced wireless settings, click the Advanced Setup button in the General
screen. The screen appears as shown.
screen. The screen appears as shown.
Figure 62 Advanced
The following table describes the labels in this screen.
Table 37 Wireless LAN: Advanced
LABEL
DESCRIPTION
Wireless Advanced Setup
RTS/CTS
Threshold
Enter a value between 0 and 2432. If you select the Enable 802.11g+ mode
checkbox, this field is grayed out and the ZyXEL Device uses 4096 automatically.
Fragmentation
Threshold
It is the maximum data fragment size that can be sent. Enter a value between 256
and 2432. If you select the Enable 802.11g+ mode checkbox, this field is grayed
out and the ZyXEL Device uses 4096 automatically.
Output Power
Set the output power of the ZyXEL Device in this field. This control changes the
strength of the ZyXEL Device's antenna gain or transmission power. Antenna gain is
the increase in coverage. Higher antenna gain improves the range of the signal for
better communications. If there is a high density of APs within an area, decrease the
output power of the ZyXEL Device to reduce interference with other APs.
The options are Maximum, Middle and Minimum.
The options are Maximum, Middle and Minimum.
Preamble
Select Long preamble if you are unsure what preamble mode the wireless adapters
support, and to provide more reliable communications in busy wireless networks.
Select Short preamble if you are sure the wireless adapters support it, and to
Select Short preamble if you are sure the wireless adapters support it, and to
provide more efficient communications.
Select Dynamic to have the ZyXEL Device automatically use short preamble when
Select Dynamic to have the ZyXEL Device automatically use short preamble when
wireless adapters support it, otherwise the ZyXEL Device uses long preamble.