Authentication server protocols
Authentication servers support the following protocols:
LDAPv3 Simple bind authentication
RFC2865 compliant RADIUS with PAP and CHAP authentication
Kerberos v5
The certificate file formats available for LDAP server setting are:
X509 DER format
X509 PEM format
One of following encryption types must be used for the Kerberos server:
Windows
AES128-CTS-HMAC-SHA1-96
RC4-HMAC
DES3-CBC-SHA1
DES-CBC-CRC
DES-CBC-MD5
Solaris or Linux
DES-CBC-MD5