request for experience with LDAP

Hi all I am going to make the try to use LDAP with FreeRadius 2 - Just CHAP - No encryption - Clear text password - dialup (with credit --) accounting All on Debian Lenny, packaged only. Has anyone written down his notes for that usage? Would like to share? :-P -- Architecte Informatique chez Blueline/Gulfsat: Administration Systeme, Recherche & Developpement +261 34 29 155 34