Yealink SIP-T2 SERIES Administrator's Manual page 140

Administrator's Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones
If you select EAP-TLS:
b)
(Optional.) Enter the anonymous user name for authentication in the
1)
Anonymous Identity field.
Enter the user name for authentication in the Identity field.
2)
Leave the MD5 Password field blank.
3)
In the CA Certificates field, click Browse to select the desired CA certificate
4)
(*.pem, *.crt, *.cer or *.der) from your local system.
In the Device Certificates field, click Browse to select the desired client (*.pem
5)
or *.cer) certificate from your local system.
Click Upload to upload the certificates.
6)
If you select EAP-PEAP/MSCHAPv2:
c)
(Optional.) Enter the anonymous user name for authentication in the
1)
Anonymous Identity field.
Enter the user name for authentication in the Identity field.
2)
Enter the password for authentication in the MD5 Password field.
3)
In the CA Certificates field, click Browse to select the desired CA certificate
4)
(*.pem, *.crt, *.cer or *.der) from your local system.
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