Apple designing airport networks 用户手册
Chapter 4
AirPort Network Designs
25
Password-Protecting Your Network
To password-protect your network, you can choose from a number of wireless security
options. In the AirPort pane of AirPort Admin Utility, click Change Wireless Security and
choose one of the following options:
options. In the AirPort pane of AirPort Admin Utility, click Change Wireless Security and
choose one of the following options:
•
Not Enabled Choosing this option turns off all password protection for the network.
Any computer with a wireless adapter or card can join the network, unless the
network is set up to use access control. See “Setting Up Access Control” on page 58.
Any computer with a wireless adapter or card can join the network, unless the
network is set up to use access control. See “Setting Up Access Control” on page 58.
•
128 bit or 40 bit WEP Choose either of these options to protect your network with a
Wireless Equivalent Protection password. Your AirPort Extreme Base Station and
AirPort Express support 40-bit and 128-bit encryption. Choose standard 40-bit
encryption for maximum compatibility, or choose 128-bit encryption, which provides
more WEP security.
Wireless Equivalent Protection password. Your AirPort Extreme Base Station and
AirPort Express support 40-bit and 128-bit encryption. Choose standard 40-bit
encryption for maximum compatibility, or choose 128-bit encryption, which provides
more WEP security.
If you choose 128-bit encryption, only computers with 128-bit encryption-capable
wireless networking cards will be able to join your network. If you choose 40-bit
encryption, computers with 40-bit and 128-bit encryption-capable wireless
networking cards will be able to join your wireless network, but they will join with
only 40-bit encryption.
wireless networking cards will be able to join your network. If you choose 40-bit
encryption, computers with 40-bit and 128-bit encryption-capable wireless
networking cards will be able to join your wireless network, but they will join with
only 40-bit encryption.
•
WPA Personal Choose this option and enter a password for the wireless network.
When a wireless client enters the password correctly, the base station starts the
encryption process using TKIP.
When a wireless client enters the password correctly, the base station starts the
encryption process using TKIP.
The password you choose can be between 8 and 63 ASCII characters, or if you
choose to enter a Pre-Shared Key, it must be exactly 64 hexadecimal characters.
choose to enter a Pre-Shared Key, it must be exactly 64 hexadecimal characters.
•
WPA Enterprise Choose this option if you are setting up a network that includes a
RADIUS server with individual user accounts. Enter the IP address and port number
for the RADIUS server, and enter a “shared secret,” which is the password for the
server.
RADIUS server with individual user accounts. Enter the IP address and port number
for the RADIUS server, and enter a “shared secret,” which is the password for the
server.
Note: WPA security features are available only to AirPort Extreme Base Stations;
AirPort Express; AirPort and AirPort Extreme clients using Mac OS X 10.3 or later and
AirPort 3.3 or later, and clients using other 802.11 wireless adapters that support WPA.
AirPort Express; AirPort and AirPort Extreme clients using Mac OS X 10.3 or later and
AirPort 3.3 or later, and clients using other 802.11 wireless adapters that support WPA.
For more information and instructions for setting up WPA on your network, see “Using
Wi-Fi Protected Access (WPA)” on page 56.
Wi-Fi Protected Access (WPA)” on page 56.
LL0214.book Page 25 Monday, October 25, 2004 4:06 PM