Hi all,
One of the restrictions I perform is the following one: I requires
that mail from outside do not use our domain in their envelope sender.
I performs this check by inserting in main.cf a "check_sender_access
hash:/etc/postfix/not_our_domains_as_sender" line with the map
containing our doma
> I believe you need to move your users to the alternate submission port. The
> normal widely used port for this is 587. Some people will lock down port
> 587 to only allow authenticated and encrypted connections. Others will
> allow non crypto, but mandate authentication.
Thanks for the sugges
On Wed, May 6, 2009 at 12:38 PM, Charles Marcus
wrote:
> On 5/6/2009, Gaël Lams (lamsg...@gmail.com) wrote:
>> I modified master.cf and configure submission that way:
>> submission inet n - n - - smtpd
>> -o smtpd_enforce_
>.
>
> You can test this by temporarily removing permit_sasl_authenticated from
> smtpd_recipient_restrictions in main.cf and attempting to relay a
> message to an external domain as an authenticated user via the
> submission port. With your current settings, the message should be
> rejected (u