35
IV
‐
3
‐
1
‐
2.
Advanced
These
settings
are
for
experienced
users
only.
Please
do
not
change
any
of
the
values
on
this
page
unless
you
are
already
familiar
with
these
functions.
Changing
these
settings
can
adversely
affect
the
performance
of
your
access
point.
2.4GHz
Advanced
Settings
Contention
Slot
Select
“Short”
or
“Long”
– this
value
is
used
for
contention
windows
in
WMM
(see
IV
‐
3
‐
6.
WMM
).
Preamble
Type
Set
the
wireless
radio preamble
type.
The
preamble
type
in
802.11
based
wireless
communication
defines
the
length
of
the
CRC
(Cyclic
Redundancy
Check)
block
for
communication
between
the
access
point
and
roaming
wireless
adapters.
The
default
value
is
“Short
Preamble”.
Guard
Interval
Set
the
guard
interval. A
shorter
interval
can
improve
performance.
Summary of Contents for EW-7679WAC
Page 85: ...82...
Page 87: ...84...
Page 89: ...86 4 Click Properties...
Page 92: ...89 3 Right click Network and then select Properties...
