Re: postfix to mailman: User doesn't exist/relay access denied

2016-01-31 Thread Steven Kiehl
-mailman-recipient-address-rejected-user-unknown-in-local-recipient-tab > > so what you are saying is, that i need an entry like "*@lists.ifkuk.org > XXX" <*@lists.ifkuk.orgXXX> ? > but to where should i forward it to? "mailman:"? > > thx for pointing out the debug level,

Re: postfix to mailman: User doesn't exist/relay access denied

2016-01-31 Thread Steven Kiehl
Not having used Mailman in a Postfix setup before, I can only speculate a bit. From what I can tell, all your mail is delivering through the dovecot transport and no transport designation is being performed for the mailman address aliases. I'm not familiar with a virtual_email2email configuration

Change or suppress technical errors

2016-01-20 Thread Steven Kiehl
Hello users, I've been wondering if there is any way to alter or suppress technical errors from reject messages. In a virtual mailbox setup, a spammer frequently attempts to send mail to non-existent mailboxes and receives the response: "Recipient address rejected: User unknown in virtual mailbo

Re: Problem with XFORWARD relay hack

2016-01-10 Thread Steven Kiehl
ight hole. > > If the mail comes in from a host you are relaying for, i'd suggest to > block him in your firewall and get his admin out of his bed. > > If the mail comes in from a webmail service, you are providing, you > should get the acoount(s) that are hacked and disable

Re: Problem with XFORWARD relay hack

2016-01-10 Thread Steven Kiehl
ostfix-disable-relay-forwarding-mail-security-redhat-5-1-a-643331/ > > > > > > *From:* owner-postfix-us...@postfix.org [mailto: > owner-postfix-us...@postfix.org] *On Behalf Of *Steven Kiehl > *Sent:* Sunday, January 10, 2016 7:21 PM > *To:* postfix-users@postfi

Problem with XFORWARD relay hack

2016-01-10 Thread Steven Kiehl
Good evening, I've had no trouble solving my issues with my postfix/dovecot setup with manpages and the like before, but this new issue has me subscribing to the mailing list because this is urgent. I've been the victim of an XFORWARD relay hack of sorts on my postfix server. I'm not sure how ma