Le 18/07/2011 19:40, Søren Schrøder a écrit : > I'm doing a 1.5M accounts setup with smtp-auth (submission tcp/587 using > postfix with dovecot-auth) and a plain smtp/25 for an allowed range of IP's > for our fixed IP customers > > The backend is openldap/postfix/dovecot > >
are you a (relatively) large ISP? if so, how did you move to the submission part? I am not asking about the tech part, but about the customer relationship part. your experience may be helpful to others.
