Yealink SIP-T48G Administrator's Manual page 466

Administrator's Guide for SIP-T2_Series_T4_Series IP Phones
Note: If you change this parameter, the IP phone will reboot to make the change
take effect. It is required for all 802.1x authentication methods except EAP-TLS.
Web User Interface:
Network->Advanced->802.1x->MD5 Password
Phone User Interface:
Menu->Settings->Advanced Settings (default password: admin)
->Network->802.1x Settings->MD5 Password
network.802_1x.root_cert_url
Description:
Configures the access URL of the CA certificate when the 802.1x authentication
method is configured as EAP-TLS, EAP-PEAP/MSCHAPV2, EAP-TTLS/EAP-MSCHAPV2,
EAP-PEAP/GTC, EAP-TTLS/EAP-GTC or EAP-FAST
Example:
network.802_1x.root_cert_url = http://192.168.1.10/ca.pem
Note: If you change this parameter, the IP phone will reboot to make the change
take effect. It is only applicable to EAP-TLS, EAP-PEAP/MSCHAPV2,
EAP-TTLS/EAP-MSCHAPV2, EAP-PEAP/GTC, EAP-TTLS/EAP-GTC and EAP-FAST
protocols. The format of the certificate must be *.pem, *.crt, *.cer or *.der.
Web User Interface:
Network->Advanced->802.1x->CA Certificates
Phone User Interface:
None
network.802_1x.client_cert_url
Description:
Configures the access URL of the device certificate when the 802.1x authentication
method is configured as EAP-TLS.
Example:
network.802_1x.client_cert_url = http://192.168.1.10/client.pem
Note: If you change this parameter, the IP phone will reboot to make the change
take effect. It is only applicable to the EAP-TLS protocol. The format of the certificate
must be *.pem or *.cer.
Web User Interface:
Network->Advanced->802.1x->Device Certificates
452
Parameters Permitted Values
URL within 511 characters
.
URL within 511 characters
Default
Blank
Blank