--On Friday, December 23, 2016 11:39 AM +0000 Bruno Miguel Martins <bruno.miguel.martins(a)iten.pt&gt; wrote: Other than the fact that 2.3.30 is ancient and unsupported... You should be able to do this, yes. You could use a scripting module such as Net::LDAP in Perl. If it is possible to do a substring query on the attribute in question, you could use a filter of "(attr=*oldserver*)" to get a set of entries back, and then iterate over them and do the update in the script. --Quanah -- Quanah Gibson-Mount Product Architect Symas Corporation Packaged, certified, and supported LDAP solutions powered by OpenLDAP: <http://www.symas.com>