Security->Advanced - Denwa Communications DW-820 User Manual

8.22 Security->Advanced
Sections
Web Server Certificate
Web Server Certificate
Upload
Client Certificate
Client Certificate Upload
Description
To display or delete Certificate which is used when IP phone
is connected from any incoming HTTPs request.
Note: The default certificate could not be deleted.
To upload a certificate file which will be used as server
certificate.
To display or delete Certificates which is used when IP phone
is connecting to any HTTPs server.
To upload certificate files, this is used as client certificate.

Only Accept trusted Certificates: If this option is
enabled, only trusted certificates will be accepted.