Ldapsearch

Reference : https://www.centos.org/docs/5/html/CDS/ag/8.0/Finding_Directory_Entries-Using_ldapsearch.html
[optional_options] [optional_search_filter] [optional_list_of_attributes]
Options
-b "cn=Barbara Jensen, ou=Product Development,dc=example,dc=com" ( -b "" to search root DSE )
-D "uid=bjensen, dc=example,dc=com" ( Authentication distinguished name )
-h mozilla ( host )
-l 300 ( timelimit, nsslapd-timelimit )
-p 1049 ( port, The default is 389. If -Z is used, the default is 636. )
-w diner892 ( password associated with the distinguished name of the "-D" option )
-X ( sort on the serber rather than on the client )
-x ( use simple authentication ) -Z ( size limit ??? )