600'filter' => '(objectClass=inetOrgPerson)', // used for basic listing (if not empty) and will be &'d with search queries. example: status=act
601'fuzzy_search' => true, // server allows wildcard search
602'vlv' => false, // Enable Virtual List View to more efficiently fetch paginated data (if server supports it)
603'numsub_filter' => '(objectClass=organizationalUnit)', // with VLV, we also use numSubOrdinates to query the total number of records. Set this filter to get all numSubOrdinates attributes for counting
604'sizelimit' => '0', // Enables you to limit the count of entries fetched. Setting this to 0 means no limit.
605'timelimit' => '0', // Sets the number of seconds how long is spend on the search. Setting this to 0 means no limit.
606'referrals' => true|false, // Sets the LDAP_OPT_REFERRALS option. Mostly used in multi-domain Active Directory setups
607
608// definition for contact groups (uncomment if no groups are supported)
609// for the groups base_dn, the user replacements %fu, %u, $d and %dc work as for base_dn (see above)
610// if the groups base_dn is empty, the contact base_dn is used for the groups as well
611// -> in this case, assure that groups and contacts are separated due to the concernig filters!