802.1X Enabled On Phone But Phone Does Not Authenticate; 802.1X Not Enabled; Factory Reset Of Phone Has Deleted 802.1X Shared Secret - Cisco Unified IP Phone 8941 Administration Manual

Cisco IP Phone Security Problems
If all the following conditions apply,
• Phone cannot obtain a DHCP-assigned IP
address.
• Phone does not register with Cisco Unified
Communications Manager.
• Phone status display as Configuring IP or
Registering .
• You are unable to access phone menus to verify
802.1X status.

802.1X Enabled on Phone but Phone Does Not Authenticate

Problem
The phone cannot authenticate.
Cause
These errors typically indicate that 802.1X authentication is enabled on the phone, but the phone is unable to
authenticate.
Solution
To resolve this problem, check the 802.1X and shared secret configuration. See
Problems, on page

802.1X Not Enabled

Problem
The phone does not have 802.1X configured.
Cause
These errors typically indicate that 802.1X authentication is not enabled on the phone.
Solution
If 802.1X is not enabled on the phone, see 802.1X Authentication section.

Factory Reset of Phone Has Deleted 802.1X Shared Secret

Problem
After a reset, the phone does not authenticate.
Cisco Unified IP Phone 8941 and 8945 Administration Guide for Cisco Unified Communications Manager 10.0
(SCCP and SIP)
176
183.
See
Factory Reset of Phone Has Deleted 802.1X Shared
Secret, on page 176
Identify 802.1X Authentication