postfix/dovecot: SASL Auth in SMTP für alle EMails (telnet)

[Olaf Zaplinski]

Am 2015-09-08 13:07, schrieb christoph.machon at Verzinkerei-Rentrop.de:
> MAIL FROM:<foo at bar.de>

Vorsicht bei Tests mit validen Absendern.

Der MXer dieser Domain ist übrigens lustig:

# telnet mail1.lemarit.de. 25
Trying 81.209.198.1...
Connected to mail1.lemarit.de.
Escape character is '^]'.
220 mail1.lemarit.de ESMTP spamd IP-based SPAM blocker; Tue Sep  8 
13:31:04 2015
ehlo binky.tuxfriends.net
250 Hello, spam sender. Pleased to be wasting your time.
mail from:<olaf at zaplinski.de>
250 You are about to try to deliver spam. Your time will be spent, for 
nothing.
rcpt to:<foo at bar.de>
250 This is hurting you more than it is hurting me.
data
451 Temporary failure, please try again later.
Connection closed by foreign host.


;-)

Olaf