Aastra Telecom 9480i CT Series Benutzerhandbuch

4-46

41-001160-03, Rev 00, Releaes 2.4  

IP Phone Administrator Guide

1

Press Options, and then select Administrator Menu.

Press Services, and then select Options->Administrator Menu.

2

Select Configuration Server.

3

Select HTTPS Settings->Cert. Validation.

The following list displays:
•

4

Select Enable.

5

Press Change to toggle the “Enable” field to “Yes” or “No”.

Note: If you are using HTTPS as a configuration method, and use a self signed certificate, you 
must set this field to “No” before upgrading to Release 2.3 of the IP Phones.

6

Press DONE to save the change and return to the Certificates screen. 

Note: This change is immediately applied after pressing DONE.

7

Select Check Expires.

8

Press Change to toggle the “Check Expires” field to “Yes” or “No”.

Notes:
1. This change is immediately applied after pressing DONE.
2. If the “Check Expires” parameter is set to Yes, the clock on the phone must be set for the phone 
to accept the certificates.

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