Cisco AIR-AP521G-A-K9 Configuration Guide - Page 104

Passphrase and Auto-Generated Hex Key, Generate Button Pop-Up Message, Fast roaming

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Creating a New WLAN SSID for the Employee VLAN Chapter 8 Adding Employee Access with Web Authentication Figure 8-9 Passphrase and Auto-Generated Hex Key Note When you click the Generate key, a pop-up window appears, reminding you to make note of the key in a safe place (see Figure 8-10). Figure 8-10 Generate Button Pop-Up Message Step 10 f. Skip to Step 12 to finish the configuration. If you choose WPA security, perform these steps: a. Click the Encryption drop-down arrow and choose one of these options: - AES-Advanced Encryption Standard is a block cipher that can encrypt and decrypt data using keys of 128, 192, or 256 bits. - TKIP-Temporal Key Integrity Protocol is an encryption that defends against an attack on WEP in which the intruder uses an unencrypted segment called the initialization vector (IV) in encrypted packets to calculate the WEP key. b. Click the Authentication drop-down arrow and choose one of these authentication options: - 802.1x (default) - Fast roaming Cisco 500 Series Wireless Express Mobility Controller Configuration Guide 8-8 OL-15283-01

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8-8
Cisco 500 Series Wireless Express Mobility Controller Configuration Guide
OL-15283-01
Chapter 8
Adding Employee Access with Web Authentication
Creating a New WLAN SSID for the Employee VLAN
Figure 8-9
Passphrase and Auto-Generated Hex Key
Note
When you click the Generate key, a pop-up window appears, reminding you to make note of the
key in a safe place (see
Figure 8-10
).
Figure 8-10
Generate Button Pop-Up Message
f.
Skip to
Step 12
to finish the configuration.
Step 10
If you choose WPA security, perform these steps:
a.
Click the Encryption drop-down arrow and choose one of these options:
–
AES
—Advanced Encryption Standard is a block cipher that can encrypt and decrypt data using
keys of 128, 192, or 256 bits.
–
TKIP
—Temporal Key Integrity Protocol is an encryption that defends against an attack on
WEP in which the intruder uses an unencrypted segment called the initialization vector (IV) in
encrypted packets to calculate the WEP key.
b.
Click the Authentication drop-down arrow and choose one of these authentication options:
–
802.1x
(default)
–
Fast roaming