Hello, if u are not familiar like me with the whole structural and so on classes, try "Apache Directory Studio" as ldap-admin tool. It recommends those classes so you don't have to worry about them. Besides, its in generally an outstanding ldap-admin tool, the best i've seen so far. Bye. Project Website: http://directory.apache.org/studio/ On Wed, Mar 3, 2010 at 19:55, Tech Only <stech.only(a)gmail.com&gt; wrote: > Hello, > > I am trying to add hosts to the LDAP server for more control on logins. > > I have nis.schema in the slapd.conf file. Below is host.ldif file > > dn: cn=mldap,ou=hosts,dc=aaa > objectClass: ipHost > ipHostNumber: 10.10.5.115 > cn: mldap > > > When I try to add it I get following error. > > ldap_add: Object class violation (65) > additional info: no structural object class provided > > > My aim is to add all the network servers under ou=hosts, and then assign > access to users depending on the need. > > > Please help!!!!!! > -- To be or not to be -- Shakespeare | To do is to be -- Nietzsche | To be is to do -- Sartre | Do be do be do -- Sinatra