I feel like a bit of a jackass for the response. Check smtpd/smtp_session.c
http://www.openbsd.org/cgi-bin/cvsweb/src/usr.sbin/smtpd/smtp_session.c?rev=1.192 On Thu, Jan 30, 2014 at 7:41 AM, Johan Beisser <j...@caustic.org> wrote: > http://www.faqs.org/rfcs/rfc821.html (1982) > > Section 4.2.1. > > https://www.ietf.org/rfc/rfc2821.txt (2001) > > Section 4.2.1 defines the groups, and 4.2.2.x defines specific codes. > > https://www.rfc-editor.org/rfc/rfc2487.txt (1999) > > Secure SMTP over TLS. > > > On Thu, Jan 30, 2014 at 3:19 AM, STeve Andre' <and...@msu.edu> wrote: >> So far, I'm not finding them. I'm interested in learning more >> about "150 IO error" and "442 i/o error 5", but a general list >> of them would be good. I know I'm missing something... >> >> Thanks, STeve Andre'
