Noel Jones: > >>>> $ openssl s_client -quiet -starttls smtp -connect host:587 > >>>> helo client.example.com > >>>> mail from:<xxx> > >>> > >>> Caution: s_client uses R and Q for itself, so send lower case commands > >>> (rcpt to and quit). > >>> > >>> Wietse > >> > >> I believe "r" and "q" are reserved also. Attempting a full > > > > They are not reserved on my machine. > > I just tested it, and indeed lower-case letters worked fine > for an smtp test. > > I could have sworn that this was a problem, and the > documentation appears to support that claim. Oh well.
What tipped me off was that the documentation said R and Q. Taking documentation literally as I usually do :-), I then confirmed that lowercase input indeed works as documented. Wietse