Motorola SBG940 ユーザーズマニュアル
67
SBG940 User Guide
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Encrypting Wireless LAN Transmissions
To prevent unauthorized viewing of data transmitted over your WLAN, you must encrypt your wireless
transmissions.
transmissions.
Use the
to encrypt your transmitted data. Choose one of:
If all of your wireless clients support WPA encryption, we recommend using WPA instead of WEP because WPA:
•
Provides much stronger encryption and is more secure
•
Provides authentication to ensure that authorized users only can log in to your WLAN
•
Is much easier to configure
•
Uses a standard algorithm on all compliant products to generate a key from a textual passphrase
•
Will be incorporated into the new IEEE 802.11i wireless networking standard
For new wireless LANs, we recommend purchasing client adapters that support WPA, such as the
Wireless PCI Adapter WPCI810G,
and
Wireless USB Adapter WU830G.
For more information about the benefits of WPA, see the
web page
.
Configure on the SBG940
Required On Each Wireless Client
If all of your wireless clients support Wi-Fi
Protected Access (
Protected Access (
), we recommend
If you use a local pre-shared key (WPA-PSK) passphrase, you
must configure the identical passphrase to the SBG940 on each
wireless client. Home and small-office settings typically use a
local passphrase.
Configuring a
must configure the identical passphrase to the SBG940 on each
wireless client. Home and small-office settings typically use a
local passphrase.
Configuring a
server requires specialized knowledge
that is beyond the scope of this guide. For more information,
contact your network administrator.
contact your network administrator.
Otherwise, perform
You must configure the identical WEP key to the SBG940 on each
wireless client.
wireless client.