Yealink SIP-T4X Administration Manual page 221

Administrator's Guide for SIP-T4X IP Phones
Procedure
Configuration changes can be performed using the configuration files or locally.
Configuration File
Local
To configure the trusted certificates feature via web user interface:
1. Click on Security->Trusted Certificates.
2. Select the desired value from the pull-down list of Only Accept Trusted Certificates.
206
<MAC>.cfg
<y0000000000xx>.cfg
Web User Interface
Configure TLS on a per-line
basis.
For more information, refer to
TLS on page 366.
Configure the trusted
certificates feature.
Configure the server certificates
feature.
For more information, refer to
TLS on page 366.
Upload the trusted certificates.
Upload the server certificates.
For more information, refer to
Uploading Certificates
366.
Configure TLS on a per-line
basis.
Navigate to:
http://<phoneIPAddress>/servl
et?p=account-register&q=load
&acc=0
Configure the trusted
certificates feature.
Upload the trusted certificates.
Navigate to:
http://<phoneIPAddress>/servl
et?p=trusted-cert&q=load
Configure the server certificates
feature.
Upload the server certificates.
Navigate to:
http://<phoneIPAddress>/servl
et?p=server-cert&q=load
on page