Cisco 7941G Troubleshooting And Maintenance page 10

802.1X Enabled on Phone but Phone Does Not Authenticate
If all the following conditions apply,
• Phone cannot obtain a DHCP-assigned IP address
• Phone does not register with Cisco Unified
• Phone status display as Configuring IP or
• 802.1X Authentication Status displays as Held
• Status menu displays 802.1x status as Failed (see
• Phone cannot obtain a DHCP-assigned IP address
• Phone does not register with Cisco Unified
• Phone status display as Configuring IP or
• 802.1X Authentication Status displays as
• Status menu displays DHCP status as timing out
• Phone cannot obtain a DHCP-assigned IP address
• Phone does not register with Cisco Unified
• Phone status display as Configuring IP or
• Cannot access phone menus to verify 802.1X
802.1X Enabled on Phone but Phone Does Not Authenticate
Problem
The phone cannot authenticate.
Cause
These errors typically indicate that 802.1X is enabled on the phone, but the phone is unable to authenticate.
Solution
1. Verify that you have properly configured the required components. See
information
2. Confirm that the shared secret is configured on the phone. See
information.
Troubleshooting and Maintenance
10
Communications Manager
Registering
(see 802.1X Authentication and
Call Statistics Screen).
Communications Manager
Registering
Disabled (see 802.1X Authentication and
(see Call Statistics Screen).
Communications Manager
Registering
status
• If the shared secret is configured, verify that you have the same shared secret entered on the
authentication server.
See
802.1X Enabled on Phone but Phone Does Not
Authenticate
Status).
802.1X Not Enabled
Status).
Factory Reset of Phone has Deleted 802.1X Shared
Secret
Troubleshooting and Maintenance
802.1X Authentication
Security Configuration Menu
for more
for more