~Hank LopvelutergonOct 21, 2015, 11:33 AM100 PostsIBM recommends the 9.0.1 admin clientThe recommendation from IBM is to use the most current admin client. The newer client should be OK with the older server environment; IBM/Lotus has always been great at backward compatibility.
~Olga PrefooplopoopsiOct 26, 2015, 1:42 PM31 PostsYes, upgradeThe 6.5 admin client will work against a 9.01 server, but it won't have the many many changes in the admin client that the 9.01 version will have. In general, the best practice is to have the version of the admin server of the domain, match the version of the design of the domino directory and admin4.nsf, as well as the admin client. The reason being that new features/changes are often made that affect all of those areas.