Cisco 7931G Administration Guide - Page 217

Problem, Possible Cause, for the Cisco Unified Communications Manager

Page 217 highlights

Chapter 9 Troubleshooting and Maintenance Troubleshooting Cisco Unified IP Phone Security Table 9-1 Cisco Unified IP Phone Security Troubleshooting (continued) Problem Possible Cause Phone cannot authenticate any of the configuration files other than the CTL file. Bad TFTP record. Phone reports TFTP authorization failure. • The TFTP address for the phone does not exist in the CTL file. • If you created a new CTL file with a new TFTP record, the existing CTL file on the phone may not contain a record for the new TFTP server. Phone does not register with Cisco Unified Communications Manager. The CTL file does not contain the correct information for the Cisco Unified Communications Manager server. Phone does not request signed configuration The CTL file does not contain any TFTP entries with files. certificates. 802.1X Enabled on Phone but Not Authenticating Phone cannot obtain a DHCP-assigned IP These errors typically indicate that 802.1X address. authentication is enabled on the phone, but the phone Phone does not register with is unable to authenticate. Cisco Unified Communications Manager. 1. Verify that you have properly configured the Phone status display as "Configuring IP" or required components (see the "Supporting "Registering". 802.1X Authentication on Cisco Unified IP Phones" section on page 1-23 for more 802.1X Authentication Status displays as information). "Held" (see the "802.1X Authentication and Status" section on page 4-39 for more details). 2. Confirm that the shared secret is configured on the phone (see the"802.1X Authentication and Status menu displays 802.1X status as "Failed" Status" section on page 4-39 for more (see the "Status Menu" section on page 7-3 for information). more details). - If the shared secret is configured, verify that you have the same shared secret entered on the authentication server. - If the shared secret is not configured, enter it and ensure that it matches the one on the authentication server. 802.1X Not Enabled Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6.0 OL-12457-01 9-13

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9-13
Cisco Unified IP Phone 7931G Administration Guide for Cisco Unified Communications Manager 6.0
OL-12457-01
Chapter 9
Troubleshooting and Maintenance
Troubleshooting Cisco Unified IP Phone Security
Phone cannot authenticate any of the
configuration files other than the CTL file.
Bad TFTP record.
Phone reports TFTP authorization failure.
The TFTP address for the phone does not exist in
the CTL file.
If you created a new CTL file with a new TFTP
record, the existing CTL file on the phone may
not contain a record for the new TFTP server.
Phone does not register with
Cisco Unified Communications Manager.
The CTL file does not contain the correct information
for the Cisco Unified Communications Manager
server.
Phone does not request signed configuration
files.
The CTL file does not contain any TFTP entries with
certificates.
802.1X Enabled on Phone but Not Authenticating
Phone cannot obtain a DHCP-assigned IP
address.
These errors typically indicate that 802.1X
authentication is enabled on the phone, but the phone
is unable to authenticate.
1.
Verify that you have properly configured the
required components (see the
“Supporting
802.1X Authentication on Cisco Unified IP
Phones” section on page 1-23
for more
information).
2.
Confirm that the shared secret is configured on
the phone (see the
“802.1X Authentication and
Status” section on page 4-39
for more
information).
If the shared secret is configured, verify that
you have the same shared secret entered on
the authentication server.
If the shared secret is not configured, enter it
and ensure that it matches the one on the
authentication server.
Phone does not register with
Cisco Unified Communications Manager.
Phone status display as “Configuring IP” or
“Registering”.
802.1X Authentication Status displays as
“Held” (see the
“802.1X Authentication and
Status” section on page 4-39
for more details).
Status menu displays 802.1X status as “Failed”
(see the
“Status Menu” section on page 7-3
for
more details).
802.1X Not Enabled
Table 9-1
Cisco Unified IP Phone Security Troubleshooting (continued)
Problem
Possible Cause