Re: Outgoing spam problem

2014-04-26 Thread Marcin Szymonik
Hello, Many thanks to all who replied. Many suggestion are really helpful and we have been able to stop the spammers for now. Best regards -- Marcin Szymonik szymoni...@gmail.com

Re: Outgoing spam problem

2014-04-10 Thread Marcin Szymonik
ng it. Many thanks -- Marcin Szymonik szymoni...@gmail.com I imagine most freemail providers keep a close eye on their abuse mailboxes, limit the amount of mail that can be sent from any account in a period of time (and the number of recipients in a single message), and more than likely run some

Outgoing spam problem

2014-04-10 Thread Marcin Szymonik
by message contents - they avoid patterns by changing headers (even an encoding), message texts or links if they add any. How can we fight this? How other free mail service providers block this? Best regards -- Marcin Szymonik szymoni...@gmail.com

Re: Misdeliveries of messages

2013-12-11 Thread Marcin Szymonik
OK, I think I will pass messages to localhost 25 or use "advanced content filter". Many thanks -- Marcin Szymonik szymoni...@gmail.com

Re: Misdeliveries of messages

2013-12-11 Thread Marcin Szymonik
o you think would be the best solution? Switch to another scripting language? Switch to "advanced content filter" like described at http://www.postfix.org/FILTER_README.html ? -- Marcin Szymonik szymoni...@gmail.com

Re: Misdeliveries of messages

2013-12-09 Thread Marcin Szymonik
Thank you so much! You really helped me a lot. All the best :-) -- Marcin Szymonik szymoni...@gmail.com

Re: Misdeliveries of messages

2013-12-09 Thread Marcin Szymonik
if($spam) exec("/usr/bin/formail -I 'X-Spam-Flag: YES' < $file|$sendmail -f $sender -- $recipient",$out,$status); else exec("$sendmail -f $sender -- $recipient < $file",$out,$status); } mysql_close(); unlink($file); exit($status); ?> Thanks -- Marcin Szymonik szymoni...@gmail.com

Misdeliveries of messages

2013-12-09 Thread Marcin Szymonik
mailbox_domains = (my domains) virtual_mailbox_maps = mysql:/etc/postfix2/mailboxes.cf virtual_transport = dovecot virtual_uid_maps = static:500 We run two postfix instances. It's postfix 2.6.6 (postfix-2.6.6-2.2.el6_1.x86_64) running on Centos 6.2 Any ideas? -- Marcin Szymonik szymoni...@gmail.com