# CustomerUser
    # (customer user ldap backend and settings)
    $Self->{CustomerUser} = {
        Name => 'LDAP Quelle',
        Module => 'Kernel::System::CustomerUser::LDAP',
        Params => {
            # ldap host
            Host => '10.49.254.30',
            # ldap base dn
            BaseDN => 'dc=qmh,dc=de',
            # search scope (one|sub)
            SSCOPE => 'sub',
            # The following is valid but would only be necessary if the
            # anonymous user does NOT have permission to read from the LDAP tree
            UserDN => 'qmh-de\administrator',
            UserPw => 'xxx',
            # in case you want to add always one filter to each ldap query, use
            # this option. e. g. AlwaysFilter => '(mail=*)' or AlwaysFilter => '(objectclass=user)'
            AlwaysFilter => '',
            # Net::LDAP new params (if needed - for more info see perldoc Net::LDAP)
            Params => {
                port => 389,
                version => 3,
            },
        },
        # customer uniq id
        CustomerKey => 'uid',
        # customer #
        CustomerID => 'mail',
        CustomerUserListFields => ['uid', 'cn', 'mail'],
        CustomerUserSearchFields => ['uid', 'cn', 'mail'],
        CustomerUserSearchPrefix => '',
        CustomerUserSearchSuffix => '*',
        CustomerUserSearchListLimit => 250,
        CustomerUserPostMasterSearchFields => ['mail'],
        CustomerUserNameFields => ['givenname', 'sn'],
        Map => [
            # note: Login, Email and CustomerID needed!
            # var, frontend, storage, shown, required, storage-type
            [ 'UserSalutation', 'Title', 'title', 1, 0, 'var' ],
            [ 'UserFirstname', 'Firstname', 'givenname', 1, 1, 'var' ],
            [ 'UserLastname', 'Lastname', 'sn', 1, 1, 'var' ],
            [ 'UserLogin', 'Login', 'uid', 1, 1, 'var' ],
            [ 'UserEmail', 'Email', 'mail', 1, 1, 'var' ],
            [ 'UserCustomerID', 'CustomerID', 'mail', 1, 1, 'var' ],
            [ 'UserPhone', 'Phone', 'telephonenumber', 1, 0, 'var' ],
            [ 'UserAddress', 'Address', 'postaladdress', 1, 0, 'var' ],
            [ 'UserComment', 'Comment', 'description', 1, 0, 'var' ],
        ],
    };