Yealink SIP-T48G

Configuring Security Features
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3) In the CA Certificates field, click Browse to select the desired CA certificate
(*.pem, *.crt, *.cer or *.der) from your local system.
4) Click Upload to upload the certificate.
3. Click Confirm to accept the change.
A dialog box pops up to prompt that settings will take effect after a reboot.
4. Click OK to reboot the phone.
To configure the 802.1X authentication via phone user interface:
1. Press Menu->Settings->Advanced Settings (default password: admin)
->Network->802.1x Settings.
2. Press or , or the Switch soft key to select the desired value from the 802.1x
Mode field.
a) If you select EAP-MD5:
1) Enter the user name for authentication in the Identity field.
2) Enter the password for authentication in the MD5 Password field.
b) If you select EAP-TLS:
1) Enter the user name for authentication in the Identity field.
2) Leave the MD5 Password field blank.
c) If you select EAP-PEAP/MSCHAPv2:
1) Enter the user name for authentication in the Identity field.
2) Enter the password for authentication in the MD5 Password field.
d) If you select EAP-TTLS/EAP-MSCHAPv2: