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Cisco Unified IP Phone 8961, 9951, and 9971 Administration Guide for Cisco Unified Communications Manager 8.5 (SIP)
OL-20861-01
Chapter 6 Understanding the VoIP Wireless Network
Security for Voice Communications in WLANs
• The Cisco Unified IP Phone does not support auto EAP negotiation; to use EAP-FAST mode, you
must specify it.
Table 6-4 provides a list of authentication and encryption schemes that are configured on the Cisco
Aironet APs that the Cisco Unified IP Phone supports. The table shows the network configuration option
for the phone that corresponds to the AP configuration.
For additional information about Cisco WLAN Security, refer to
http://www.cisco.com/en/US/products/hw/wireless/ps430/prod_brochure09186a00801f7d0b.html
For more information about configuring authentication and encryption schemes on APs, refer to the
Cisco Aironet Configuration Guide for your model and release under the following URL:
http://www.cisco.com/cisco/web/psa/configure.html?mode=prod&level0=278875243
Related Topics
• Interacting with Cisco Unified Wireless APs, page 6-8
• Authentication Methods, page 6-11
• Encryption Methods, page 6-13
• Interacting with Cisco Unified Communications Manager, page 6-11
• Components of the VoIP Wireless Network, page 6-8
Table 6-4 Authentication and Encryption Schemes
Cisco AP Configuration
Cisco Unified IP Phone
Configuration
Authentication
Key
Management
Common
Encryption Authentication
Open None Open
Open (Static WEP) WEP Open+WEP
Shared key (Static WEP) WEP Shared+WEP
LEAP
802.1x
Optional CCKM WEP LEAP or Auto (AKM)
LEAP
WPA
WPA with
Optional CCKM
TKIP LEAP or Auto (AKM)
LEAP
WPA2
WPA2 AES LEAP or Auto (AKM)
EAP-FAST
802.1x
Optional CCKM WEP EAP-FAST
EAP-FAST with WPA WPA
Optional CCKM
TKIP EAP-FAST
EAP-FAST with WPA2 WPA2 AES EAP-FAST
WPA-PSK WPA-PSK TKIP Auto (AKM)
WPA2-PSK WAP2-PSK AES Auto (AKM)