seconded, only that submission is 587 ;)
----------------original message----------------- From: "Бак Микаел" mikael....@yandex.ru To: "Postfix users" Date: Mon, 18 Jul 2011 12:59:05 +0200 ------------------------------------------------- > l...@airstreamcomm.net wrote: >> >> To summarize, we think SMTP Auth is the simplest and most useful way to >> allow people to send mail through our outbound mail system, and we are >> hoping to get some feedback from the community regarding this perspective. >> > > Hi, > I think it's a good idea. Additionally I suggest you enforce the traffic > off port 25 and use the dedicated submission (586) for SMTP Auth and > STARTTLS. Some older SMTP clients will not support STARTTLS properly. > For them you can offer the same functionality on SMTPS (465) SSL/TLS. > > This way you'll have incomming SMTP traffic on port 25 and all outgoing > on other, dedicated ports. Having separated them it is easier to > implement different restrictions for incoming and outgoing traffic > respectively. > > HTH, > Mikael > -- ------------- Bernhard Rohrer Consulting 529 Howth Road Dublin 5, Ireland +353 87 7907 134