Cisco 7945G - Unified IP Phone VoIP Risoluzione dei problemi e manutenzione - Pagina 9

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Cisco 7945G - Unified IP Phone VoIP Risoluzione dei problemi e manutenzione
Troubleshooting and Maintenance
Solution
Re-sign the configuration file by using the correct certificate.
Phone Does Not Register
Problem
Phone does not register with Cisco Unified Communications Manager.
Cause
The CTL file does not contain the correct information for the Cisco Unified Communications Manager server.
Solution
Change the Cisco Unified Communications Manager server information in the CTL file.
Signed Configuration Files Are Not Requested
Problem
Phone does not request signed configuration files.
Cause
The CTL file does not contain any TFTP entries with certificates.
Solution
Configure TFTP entries with certificates in the CTL file.
802.1X Authentication Problems
802.1X authentication problems can be broken into the categories described in the following table.
Table 1: Identifying 802.1X Authentication Problems
If all the following conditions apply,
• Phone cannot obtain a DHCP-assigned IP
• Phone does not register with Cisco Unified
• Phone status displays as "Configuring IP" or
• 802.1X Authentication Status displays as "Held"
• Status menu displays 802.1X status as "Failed"
address.
Communications Manager.
"Registering."
(see
802.1X Authentication and Status Menus
for more details).
(see
Status Menu
for more details).
See
802.1X Enabled on Phone but Phone Does Not
Authenticate, on page 10
Troubleshooting and Maintenance
Phone Does Not Register
9