iDRAC 9

iDRAC 9 can only be connected to LDAPS, so make sure you have that enabled.

The settings then are as follows:

Use Distinguished Name to Search Group Membership

Enabled

LDAP Server Address

Your server address fully qualified domain name, IP Address, localhost if appropriate

LDAP Server Port

Your LDAPS port, eg. 636 

Bind DN

uid=admin,ou=people,dc=example,dc=com

Bind Password

Enabled

Bind Password

Your admin user password

Attribute of User Login

uid

Attribute of Group Membership

member

Search Filter

(&(objectClass=person)(memberof=cn=idrac_users,ou=groups,dc=example,dc=com))

For the Group Role Mappings, you define groups by their full Group DN, eg.

cn=idrac_users,ou=groups,dc=example,dc=com