Re: Looking for pointers to assist me

2015-08-23 Thread Robert Schetterer
Am 23.08.2015 um 18:15 schrieb Jeremy T. Bouse: I've had my Postfix mail server running for several years now using Postfixadmin to manage the database tables holding my virtual mailbox information for domains I'm hosting mail from. It's become time to move this mail server so I'm having

Re: postfix not using dane

2015-08-23 Thread Viktor Dukhovni
On Sun, Aug 23, 2015 at 06:06:03PM +0300, Elod G wrote: I am trying to configure opportunistic DANE for the SMTP client on an Ubuntu 14.04 box. The problem is I cannot get 'Verified' status for any of the servers I tried connecting to. Configure and use a DNSSEC validating resolver on

Looking for pointers to assist me

2015-08-23 Thread Jeremy T. Bouse
I've had my Postfix mail server running for several years now using Postfixadmin to manage the database tables holding my virtual mailbox information for domains I'm hosting mail from. It's become time to move this mail server so I'm having to rebuild it and I'm wanting to put the mailboxes

Re: [Mailman-Users] SPF best practices?

2015-08-23 Thread Dennis Carr
On Mon, 24 Aug 2015 00:13:14 +0900 Stephen J. Turnbull step...@xemacs.org wrote: That does mean that anybody who can send through smtp.comcast.net can send as a mailbox from your domain and pass DMARC, most likely. I don't see a way to profitably exploit that offhand, though (unless you're a

Re: Looking for pointers to assist me

2015-08-23 Thread Jeremy T. Bouse
On 8/23/2015 12:33 PM, Robert Schetterer wrote: Am 23.08.2015 um 18:15 schrieb Jeremy T. Bouse: I've had my Postfix mail server running for several years now using Postfixadmin to manage the database tables holding my virtual mailbox information for domains I'm hosting mail from. It's

stopped working

2015-08-23 Thread Martin Skjöldebrand
Hi, Love those subjects. I was about to setup DKIM on my mail server when I noticed I all of a sudden can't send mail from MUAs any longer. Before trying to set up DKIM I got Mailman working and could still use MUAs without problems. I reverted to a previously known working postfix main.cf

Re: stopped working

2015-08-23 Thread Christian Kivalo
Hi, Am 23. August 2015 11:03:45 MESZ, schrieb Martin Skjöldebrand mar...@skjoldebrand.eu: Hi, Love those subjects. I was about to setup DKIM on my mail server when I noticed I all of a sudden can't send mail from MUAs any longer. Before trying to set up DKIM I got Mailman working and

Re: stopped working

2015-08-23 Thread Patrick Ben Koetter
465 expects SSL encrypted communication from the start. p@rick * Martin Skjöldebrand mar...@skjoldebrand.eu: Hi, Love those subjects. I was about to setup DKIM on my mail server when I noticed I all of a sudden can't send mail from MUAs any longer. Before trying to set up DKIM I got

postfix not using dane

2015-08-23 Thread Elod G
I am trying to configure opportunistic DANE for the SMTP client on an Ubuntu 14.04 box. The problem is I cannot get 'Verified' status for any of the servers I tried connecting to. For example: # posttls-finger -t30 -T180 -c -L verbose,summary -l dane-only smtp.kernel-error.de posttls-finger:

Postfix on a system with RBAC/grsecurity

2015-08-23 Thread Thomas Keller
Hello, This is a rather specific question, but I could not think of a better place to ask than this list. I am running Postfix on a system with RBAC/grsecurity. In RBAC, every Postfix process (subject) has its rules, for files which it can read/write, ports to open, etc For example,

Re: stopped working

2015-08-23 Thread Benny Pedersen
On August 23, 2015 11:04:32 AM Martin Skjöldebrand [mskjoldebrand@localhost ~]$ telnet mail.skjoldebrand.eu 465 you must be kidding here ? telnet does not know how to make ssl connection try man openssl and look for s_client

Re: Postfix on a system with RBAC/grsecurity

2015-08-23 Thread Wietse Venema
Thomas Keller: The only remote connections allowed are to udp port 53. Now RBAC is logging following error messages: postfix:U:/usr/lib/postfix/smtpd denied connect() to 74.208.4.197 port 0 sock type dgram protocol udp The resolver(3) system library uses connected UDP sockets. Other

Re: Postfix on a system with RBAC/grsecurity

2015-08-23 Thread Viktor Dukhovni
On Sun, Aug 23, 2015 at 02:51:08PM +0200, Thomas Keller wrote: subject /usr/lib/postfix/smtpd o { / h /etc/ h /etc/gai.conf r /etc/host.conf r /etc/hosts

Re: Filtering mail from insider users only

2015-08-23 Thread Wietse Venema
Robert Morton: How would you configure master.cf to filter mail from insider users only? I see in the section how to do this for outsider users only. Any help would be appreciated. /etc/postfix/main.cf: smtpd_client_restrictions = cidr:/etc/postfix/client_access.cidr

Filtering mail from insider users only

2015-08-23 Thread Robert Morton
How would you configure master.cf to filter mail from insider users only? I see in the section how to do this for outsider users only. Any help would be appreciated. Thanks, Rob Morton

Re: Filtering mail from insider users only

2015-08-23 Thread Robert Morton
Thank you. On Aug 23, 2015, at 8:17 PM, Wietse Venema wie...@porcupine.org wrote: Robert Morton: How would you configure master.cf to filter mail from insider users only? I see in the section how to do this for outsider users only. Any help would be appreciated.

Re: stopped working

2015-08-23 Thread Martin Skjöldebrand
On Sun, 2015-08-23 at 14:16 +0200, Benny Pedersen wrote: On August 23, 2015 11:04:32 AM Martin Skjöldebrand [mskjoldebrand@localhost ~]$ telnet mail.skjoldebrand.eu 465 you must be kidding here ? No just not thinking. However, after a major infrastructure crash at the hosting company the

RE: stopped working

2015-08-23 Thread Wolfe, Robert
Time to run your own servers then :) -Original Message- From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org] On Behalf Of Martin Skjöldebrand Sent: Sunday, August 23, 2015 11:33 PM To: postfix-users@postfix.org Subject: Re: stopped working On Sun, 2015-08-23 at