Cisco 7921G Administration Guide - Page 90
Setting the Date and Time, Table 4-4, Installing the Certificate for EAP-TLS - wireless setup
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Page 90 highlights
Configuring Network Profiles Chapter 4 Using the Cisco Unified Wireless IP Phone 7921G Web Pages To install authentication certificates for EAP-TLS, perform the tasks listed in Table 4-4: Table 4-4 Installing the Certificate for EAP-TLS Task From For more information, see... 1. Set the Cisco Unified Cisco Unified Wireless IP Phone 7921G Setting the Date and Time, page 4-20 Communications Manager date and web page time on the phone. 2. If using the Manufacturing Installed • Cisco Unified Wireless IP Phone Exporting and Installing the Certificates Certificate (MIC): 7921G web page on the ACS, page 4-21 a. Export the CA root certificate and manufacturing CA certificate. • Internet Explorer • Microsoft Certificate Services Exporting the CA Certificate from the ACS Using Microsoft Certificate Services, page 4-21 b. Install certificates on the Cisco ACS server and edit the trust list. c. Export the CA certificate from the ACS server and import it to the phone. 3. If using a user installed certificate: Cisco Unified Wireless IP Phone 7921G Requesting and Importing the User a. Generate the Certificate web page Installed Certificate, page 4-22 Signing Request (CSR). b. Send the CSR to CA to sign. c. Import the certificate. d. Install certificate on the Cisco ACS server and edit the trust list. e. Download the CA certificate from the ACS server and import it into the 7921G. 4. Set up the user account. ACS configuration tool Configuring the ACS Server Setup, page 4-23 User Guide for Cisco Secure ACS for Windows Setting the Date and Time EAP-TLS uses certificate based authentication that requires the internal clock on the Cisco Unified Wireless IP Phone 7921G to be set correctly. The date and time on the phone might change when it is registered to Cisco Unified Communications Manager. Note If a new server authentication certificate is being requested and the local time is behind the Greenwich Mean Time (GMT), the authentication certificate validation might fail. It is recommended that you set the local date and time ahead of the GMT. 4-20 Cisco Unified Wireless IP Phone 7921G Administration Guide for Cisco Unified Communications Manager Release 7.0 OL-15985-01