On Tue, Sep 26, 2017 at 06:06:23PM +0000, Hallvard Breien Furuseth wrote:

Try again without the "_" after "LDAP", like the ldap.conf manpage says. That's unintuitive, but rather late to change at this point.

This is using the LDAP C API. I have also used ldap_get_option calls to verify that the values are set correctly.=