4
54
GW-US54HP
B/G Protection
802.11b uses CCK (Complementary Code Keying),
h o w e v e r 802.11g u s e s O F D M (O r t h o g o n a l
F r e q u e n c y D i v i s i o n M u l t i p l e x i n g) a n d a l s o
compatible with CCK. So, when there are both
802.11b and 802.11g stations in the range of an
AP, to avoid collisions of data transmitted between
stations, it is necessary to set B/G Protection. The
settings only take effects when using
ņ
802.11B/G
mix
Ň
, and the settings are:
œ
Auto
: STA will dynamically change as AP
announcement.
œ
On
: Always send frame with protection.
œ
Off
: Always send frame without protection.
Preamble
The preamble defines the length of the CRC (cyclic
redundancy check) block when communicating
among the wireless networks. There are two types
of preamble: Long and Short Preamble. Intensive
network traffic areas should use the short preamble
type. The default preamble is Long one (128 bit sync
field).
Beacon(ms)
The time between two beacons. System default is
100 ms.
TX Power
Please manually choose the transmitting power for
GW-US54HP.There are
ņ
100%
ă
75%
ă
50%
ă
25% and Lowest
Ň
. The system default is 100%
which means GW-US54HP has the maximum TX
Power on wireless network.
Summary of Contents for GW-US54HP
Page 1: ...IEEE 802 11g Wireless 5dBi High Gain USB Adapter GW US54HP ...
Page 6: ...GW US54HP 6 ...
Page 32: ...2 26 GW US54HP ...
Page 47: ...2 41 Chapter2 Basic Installation Configuration ...
Page 48: ...GW US54HP 42 ...
Page 58: ...4 52 GW US54HP ...
Page 76: ...GW US54HP Memo 70 ...
Page 77: ...Memo Memo 71 ...
Page 78: ...GW US54HP Memo 72 ...
Page 79: ...Memo Memo 73 ...
Page 80: ...GW US54HP Memo 74 ...