> > The only question that remains for me is, what is the difference between > PLAIN and LOGIN mechanisms? I understand from > http://wiki.dovecot.org/Authentication/Mechanisms that they are both plain > text. Unfortunately google searches for login authentication aren't > particularly helpful.
>The way the username and password are encoded and sent on the wire is slightly >different. Biggest visible difference is PLAIN sends the username and >password together in the same command; LOGIN sends them separately. >Some clients only support one of these methods. Broadly speaking, some >Microsoft clients only support LOGIN, some third-party clients only support >PLAIN. >There's no reason to not offer both. > -- Noel Jones Thanks Noel, as ever you've provided valuable insight. Your help is very much appreciated. Kind regards, James Day