Hello! On Thu, Dec 05, 2013 at 10:51:04AM -0500, volga629 wrote: > Hello Everyone, > Is mail imap proxy supports SSL or STARTTLS for connections to backend > server ? No. SSL/STARTTLS is only supported for client connections. Backend network is assumed to be non-hostile. -- Maxim Dounin http://nginx.org/en/donation.html