voip:~# ldapadd -x -D cn=admin,dc=voip,dc=servidor,dc=casa -W -f arquivo.ldif
Enter LDAP Password:
ldapadd: attributeDescription "dn": (possible missing newline after line 4 of entry "dc=voip,dc=servidor,dc=casa"?)
adding new entry "dc=voip,dc=servidor,dc=casa"
ldap_add: Type or value exists (20)
additional info: objectClass: value #0 provided more than once
voip:~# cat arquivo.ldif
dn: dc=voip,dc=servidor,dc=casa
dc: servidor
objectClass: top
objectClass: domain
dn: ou=usuarios,dc=voip,dc=servidor,dc=casa
ou: usuarios
objectClass: top
objectClass: organizationalUnit