Description of the SCALANCE W78x
Operating Instructions SCALANCE W78x
23
roperties
SCALANCE W78x
Operating the wireless interface in the frequency bands 2.4 GHz and 5 GHz.
e wireless interface is compatible with the standards IEEE 802.11a ,
gross transmission rate is up to 54 Mbps. In turbo mode, the Transmission rate
N
If
NCE
ate
(A
rbo), remember
that the channels
o the set transmission channel are also used for
communic
rb
n therefo
on these channels when there
are neighboring wireless systems. The da
hput can also be reduced if
there is com etition for use these hannel
C79000-G8976-C184-07
P
of the
●
The Ethernet interface supports 10 Mbps and 100 Mbps, both in full and half
duplex as well as autocrossing and autonegotiation.
●
●
Th
IEEE 802.11b and IEEE 802.11g. In the 802.11a- and 802.11g mode, the
is up to 108 Mbps (not permitted in all countries and modes).
ote
the SCALA
W78x is oper
adjacent t
d in turbo mode
, G or H tu
ation. Distu ances ca
re occur
ta throug
p
of
c
s.
●
As an expansion of the 802.11a mode, it is also possible to op
g
to the IEEE 802.11h standard. In 802.11h mode, the procedures
Transmit
r Control
(TPC) a
Dynamic Freq
cy Selectio
(DFS
the
range 5.25 - 5.35 and 5.47 - 5.75 GHz. This means that in som
the
frequency sub-band 5.47 - 5.725 GHz can also be used outdo
er
transmit power.
C
is a method of co
ling the transmit power tha
redu
urrently required level. With dynamic fre ency selec n (
DF
point searches for primary users (for example radar) on a rand
cted
channel before starting communication. If signals are found on
annel is disabled
and the availability check is repeated on
nothe hannel.
The gross transmission rate is up to 54 Mbps in 802.11h mod
●
Support of the authentication standards WPA, WPA-PSK, WP
inclusion of a RADIUS server for authentication.
ices with Wi-Fi devices of other
vendors was tested thoroughly.
●
Only for W78x-1RR/2RR: The iPCF mode provides an optimized data
throughput and minimum handover times.
erated accordin
Powe
nd
uen
n
) are used in
e countries,
ors with high
TP
c
ntrol
t is
tio
ced to the
S
), the access
qu
omly sele
the channel,
this ch
a
for 30 minutes
r c
e.
A2, WPA2-PSK
and IEEE 802.1x and the encryption methods WEP, AES and TKIP.
●
Suitable for
●
Device-related and application-related monitoring of the wireless connection.
●
The interoperability of SCALANCE W78x dev