Cisco 8821

Authentication Failed, No AP Found
Problem
Authentication returns the No AP found message.
Solution
•
Check whether the correct authentication method and related encryption settings are enabled on the
access point.
•
Check that the correct SSID is entered on the phone.
•
Check that the correct username and password are configured when using LEAP, EAP-FAST, PEAP,
or Auto (AKM) authentication.
•
If you are using a WPA Pre-shared key or WPA2 Pre-shared Key, check that you have the correct
passphrase configured.
•
You might need to enter the username on the phone in the domain\username format when authenticating
with a Windows domain.
EAP Authentication Failed Message
Problem
Authentication returns the EAP authentication failed message.
Solution
•
If you are using EAP, you might need to enter the EAP username on the phone in the domain\username
format when authenticating with a Windows domain.
•
Check that the correct EAP username and password are entered on phone.
AP Error - Cannot Support All Requested Capabilities
Problem
Authentication returned the AP Error - Cannot support all requested capabilities
message.
Solution
On the access point, check that CKIP/CMIC is not enabled for the voice VLAN SSID. The wireless phone
does not support these features.
Cisco Wireless IP Phone 8821 and 8821-EX Administration Guide for Cisco Unified Communications Manager
115
Troubleshooting
No Association to Wireless Access Points