I am setting up an inbound postfix instance to run on a dmz host. Its purpose is to accept mail only for specific relay_recipients and to transport them to an...
I am setting up an inbound postfix instance to run on a dmz host. Its purpose is to accept mail only for specific relay_recipients and to transport them to an...
Hi all, I'm quite new at postfix, after long years using qmail. I'm really enjoying it for now but I'm a little lost on something and I hope I can get help...
Hello, can someone explain what happend to the bounce mails? post.strato.de requires authentication. Due to a mistake on my side, I forgot to update the local...
Hi guys, I had a problem earlier today when our local DNS server's forwarding servers were slow to respond. I had a number of emails from various sources...
Hello ! I have a 2-nodes-active/passive cluster, each node runs postfix independently, only for local email. I would like to achieve this scenario: -if the...
Hello, I wrote a policy server (that do RBL checks and dynamically disable slow RBL servers). I supposed the right place is the smptd_client_restrictions: ...
So I have a main.cf with mydestination that includes maindomain.com, sub1.maindomain.com, sub2.maindomain.com. Normally, any mail that arrives here with...
Hi, We have a (messy) setup of two Barracuda spam appliances that send mail to an internal mail gateway that has a recipient table. From there, mail is...
Hi, I've a user who had their mail rejected for not presenting a FQDN as part of the SMTP HELO, yet they were sasl authenticated. The log says: Apr 1 01:06:31...
Hi, I have the following rules in header check /^Subject: \*\*\*SPAM\*\*\*(.*)$/ PREPEND X-Spam-Flag: YES /^Subject: \*\*\*SPAM\*\*\*(.*)$/ REPLACE...
hi i have a postfix set up with a bunch of virtual domains. we've been using always_bcc to archive the mail, until one of the paranoid users asked us not to...
Hi, I want to add my postfix mail server under active directory (domain controller), so that i dont create any user in my linux box, i will create in my DC,...
Hi guys, First and foremost, apologies if this message shouldn't be going to this list, but it seemed like the logical place. I have written a small tool for...
... What do you mean by "deny access"? Are you trying to stop internal users from sending mail using a certain email address as the sender or reject incoming...
Dear All, Is there any way to logging/record the activity pop3,IMAP when they deleted email via IMAP and POP3 ( outlook deleted email when outlook download it ...
Hello, I was looking for a way to do selective milter. Meaning if a specific host connects I send it trough the milter. I couldn't find it however. Is it...
Hi, I have a machine running postfix 2.2.8. I recently noticed that it is putting messages in the queue for non-existent users and then trying to send bounce ...
I noticed I keep getting the same spam message delivered to a building wide distribution via Postfix and I can't understand why the following are not catching...
Hello: I have read through the Postfix documentation and have Googled for an an answer, but I have not found a solution for the following problem... In a...
Hi All, I set up an after-queue content filter following the instructions on http://www.postfix.org/FILTER_README.html . Everything works fine except that mail...
Can anybody help me solving this issue. I have a major setback with sendgin mails with yahoo. Is there any parameter or any rule to be followed for sending...
Sahil> Is host.domain.com the FQDN of your Postfix server? Sahil> Why is it an invalid internet address? It's not invalid, it's just unknown to the receiving...
