Yes. Turns out without 1.0, 1.1 and 1.2, many email clients don’t work. > On Mar 3, 2016, at 10:48 AM, Andrew Morgan <morgan@xxxxxxxx> wrote: > > On Thu, 3 Mar 2016, Tony Galecki via Info-cyrus wrote: > >> Lots of fiddling arround, tls_versions: ssl3 tls1_2 in the imapd.conf file also fixed the issue. However, some clients (notably older Mac Mail clients) were not able to connect. > > Don't you want to include tls1_0 and tls1_1 in the list? Here at OSU, we use the defaults, "tls_versions: tls1_0 tls1_1 tls1_2". > > Andy ---- Cyrus Home Page: http://www.cyrusimap.org/ List Archives/Info: http://lists.andrew.cmu.edu/pipermail/info-cyrus/ To Unsubscribe: https://lists.andrew.cmu.edu/mailman/listinfo/info-cyrus