User's Guide

Table Of Contents
hwc_vnsconfiguration.fm
Configuring a VNS
Configuring WLAN Services
9034530-02,
March 2010
HiPath Wireless Controller, Access Points and Convergence Software V7.11, User Guide 319
None – The mobile units (client devices) performs a complete 802.1X
authentication each time it associates or connects to a Wireless AP.
Opportunistic Keying – Enables secure fast roaming (SFR) of
mobile units. For more information, see Opportunistic Keying on page
316.
Pre-authentication – Enables seamless roaming. For more
information, see Pre-authentication on page 316.
Opportunistic Keying & Pre-auth – For more information, see
Opportunistic Keying & Pre-auth on page 316.
d) To change the Broadcast re-key interval, type the time interval after
which the broadcast encryption key is changed automatically. The default
is 3600 seconds.
e) Click Save to save your changes.
7. If you select WPA-PSK, do the following:
a) To enable WPA v1 encryption, select WPA v.1. Then, click one of the
following encryption types from the Encryption drop-down list:
•Auto – The AP will advertise both TKIP and CCMP (Counter Mode
with Cipher Block Chaining Message Authentication Code Protocol)
for WPAv1. CCMP is an IEEE 802.11i encryption protocol that uses
the encryption cipher AES (Advanced Encryption Standard). Auto is
the default.
TKIP only – The AP will advertise TKIP as an available encryption
protocol for WPAv1. It will not advertise CCMP.