Question regarding SPF

2009-04-17 Thread Kammen van, Marco, Springer SBM NL
Hi All, We recently took over a company that used SPF. Because our e-mail infra is way more complicated than theirs and we have tons of external parties who send mails using our domains, we decided long ago not to use SPF. Now they say that %5 of their mailings don't arrive at customers

Re: Question regarding SPF

2009-04-17 Thread Paweł Leśniak
W dniu 2009-04-17 08:50, Kammen van, Marco, Springer SBM NL pisze: Hi All, We recently took over a company that used SPF. Because our e-mail infra is way more complicated than theirs and we have tons of external parties who send mails using our domains, we decided long ago not to use SPF.

Re: Plus Addressing

2009-04-17 Thread LuKreme
On 16-Apr-2009, at 23:44, Victor Duchovni wrote: Don't use mailbox_command, use mailbox_transport (assuming that in your case deliver can work acceptably running as a fixed pipe(8) user rather than as the recipient). The recipient extension in local(8) deliveries is converted to lower-case

postfix for LAN - remote mail server

2009-04-17 Thread LuKreme
I have a LAN with several computers on it used by a variety of users. I have one server on the LAN running OS X and have postfix installed (probably needs updating, but not gotten that far). What I want to do is to have users on the LAN send emails to other users on the LAN

Re: Question regarding SPF

2009-04-17 Thread martijn.list
I’m no expert on SPF but as far as I understand it only checks if a sender is ‘allowed’ to send using that domain, so no relation what so ever on dropping mail from parties that don’t use SPF… Or am I missing something? A lot of statistics are used to filter out spam so it wouldn't surprise

Re: Question regarding SPF

2009-04-17 Thread Roel Wagenaar
martijn.list martijn.l...@gmail.com wrote: I’m no expert on SPF but as far as I understand it only checks if a sender is ‘allowed’ to send using that domain, so no relation what so ever on dropping mail from parties that don’t use SPF… Or am I missing something? A lot of statistics are

Re: Cluster of postfix

2009-04-17 Thread Melvyn Sopacua
On Friday 17 April 2009 01:23:20 Wietse Venema wrote: Juan Antonio Cuesta: Hello, i have two postfix servers, and when i have to do any change in virtual file or in aliases file i must to do the same change in the 2 servers. Can someone say me how can i do my job more confortable

Re: postfix for LAN - remote mail server

2009-04-17 Thread Barney Desmond
2009/4/17 LuKreme krem...@kreme.com: I have a LAN with several computers on it used by a variety of users.  I have one server on the LAN running OS X and have postfix installed (probably needs updating, but not gotten that far). What I want to do is to have users on the LAN send emails to

Re: Cluster of postfix

2009-04-17 Thread Wietse Venema
Wietse Venema: Melvyn Sopacua: On Friday 17 April 2009 01:23:20 Wietse Venema wrote: Juan Antonio Cuesta: Hello, i have two postfix servers, and when i have to do any change in virtual file or in aliases file i must to do the same change in the 2 servers. Can

Re: Transport map lookup failures are fatal?

2009-04-17 Thread Wietse Venema
Seth Mattinen: Host or domain name not found. Name service error for name=mail.x.net type=A: Host found but no data record of requested type The DNS server reported that the destination has no MX record (RFC 5321 requires MX before A lookups) and that the destination has no A record. When

Configurable replies for hardcoded REJECTS?

2009-04-17 Thread Patrick Ben Koetter
Wietse, a customer asked me to help them customize Postfix replies, so clients (better: users) can get a hint why their message is being rejected. The idea is to refer to an URL in the reply where (generic) verbose explanations on the reject reason can be found. Something along these lines:

Re: Cluster of postfix

2009-04-17 Thread Wietse Venema
Melvyn Sopacua: On Friday 17 April 2009 01:23:20 Wietse Venema wrote: Juan Antonio Cuesta: Hello, i have two postfix servers, and when i have to do any change in virtual file or in aliases file i must to do the same change in the 2 servers. Can someone say me how can i do

Re: Masquerage issue

2009-04-17 Thread Shelley Waltz
Victor Duchovni wrote: On Wed, Apr 15, 2009 at 01:36:44PM -0400, Shelley Waltz wrote: master.cf smtp inet n - n - - smtpd pickupfifo n - n 60 1 pickup cleanup unix n - n - 0 cleanup #

Re: Plus Addressing

2009-04-17 Thread Jeff Grossman
On 4/16/2009 10:44 PM, Victor Duchovni wrote: On Thu, Apr 16, 2009 at 08:24:54PM -0700, Jeff Grossman wrote: I have set up recipient_delimiter = + so I could put a folder name in an e-mail address and have it automatically filtered for me. I am using mailbox_command =

Re: Plus Addressing

2009-04-17 Thread Jeff Grossman
On 4/17/2009 6:54 AM, Jeff Grossman wrote: On 4/16/2009 10:44 PM, Victor Duchovni wrote: On Thu, Apr 16, 2009 at 08:24:54PM -0700, Jeff Grossman wrote: I have set up recipient_delimiter = + so I could put a folder name in an e-mail address and have it automatically filtered for me. I am

Re: Plus Addressing

2009-04-17 Thread Brian Evans - Postfix List
Jeff Grossman wrote: On 4/16/2009 10:44 PM, Victor Duchovni wrote: On Thu, Apr 16, 2009 at 08:24:54PM -0700, Jeff Grossman wrote: I have set up recipient_delimiter = + so I could put a folder name in an e-mail address and have it automatically filtered for me. I am using

Re: Plus Addressing

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 10:11:36AM -0400, Brian Evans - Postfix List wrote: Thanks for the information. The problem I have with that is all of my users are local system users. I don't think I can use mailbox_transport with local users only virtual users. It appears the only way I can

Re: Masquerage issue

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 09:22:00AM -0400, Shelley Waltz wrote: # postconf -n masquerade_domains = !master2.cabm.rutgers.edu !raven.cabm.rutgers.edu !heron.cabm.rutgers.edu cabm.rutgers.edu This looks OK, show unedited (consistent localpart mangling is OK, if you mangle consistently,

Re: Plus Addressing

2009-04-17 Thread Wietse Venema
Victor Duchovni: On Fri, Apr 17, 2009 at 10:11:36AM -0400, Brian Evans - Postfix List wrote: Thanks for the information. The problem I have with that is all of my users are local system users. I don't think I can use mailbox_transport with local users only virtual users. It appears

Re: Plus Addressing

2009-04-17 Thread Jeff Grossman
On 4/17/2009 7:11 AM, Brian Evans - Postfix List wrote: Jeff Grossman wrote: On 4/16/2009 10:44 PM, Victor Duchovni wrote: On Thu, Apr 16, 2009 at 08:24:54PM -0700, Jeff Grossman wrote: I have set up recipient_delimiter = + so I could put a folder name in an e-mail address

Re: Masquerage issue

2009-04-17 Thread Shelley Waltz
Victor Duchovni wrote: On Fri, Apr 17, 2009 at 09:22:00AM -0400, Shelley Waltz wrote: # postconf -n masquerade_domains = !master2.cabm.rutgers.edu !raven.cabm.rutgers.edu !heron.cabm.rutgers.edu cabm.rutgers.edu This looks OK, show unedited (consistent localpart mangling is OK, if

Re: Plus Addressing

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 11:13:59AM -0400, Wietse Venema wrote: Victor Duchovni: On Fri, Apr 17, 2009 at 10:11:36AM -0400, Brian Evans - Postfix List wrote: Thanks for the information. The problem I have with that is all of my users are local system users. I don't think I can use

Re: Plus Addressing

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 08:16:17AM -0700, Jeff Grossman wrote: Thanks for the help and information. I am going to see if I can figure out how to configure Dovecot to use mailbox_transport with system users. Works here for Cyrus IMAP. The key question is who owns the mailboxes, and how does

Re: Configurable replies for hardcoded REJECTS?

2009-04-17 Thread Wietse Venema
Patrick Ben Koetter: Wietse, a customer asked me to help them customize Postfix replies, so clients (better: users) can get a hint why their message is being rejected. The idea is to refer to an URL in the reply where (generic) verbose explanations on the reject reason can be found.

Re: Plus Addressing

2009-04-17 Thread Wietse Venema
Victor Duchovni: On Fri, Apr 17, 2009 at 11:13:59AM -0400, Wietse Venema wrote: Victor Duchovni: On Fri, Apr 17, 2009 at 10:11:36AM -0400, Brian Evans - Postfix List wrote: Thanks for the information. The problem I have with that is all of my users are local system

Re: Masquerage issue

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 11:26:50AM -0400, Shelley Waltz wrote: Apr 12 05:25:21 roadrunner postfix/smtp[10809]: B7D9311D8008: to=r...@buena.cabm.rutgers.edu, relay=none, delay=43453, delays=43453/0.01/0/0, dsn=4.4.6, status=SOFTBOUNCE (mail for buena.cabm.rutgers.edu loops back to myself)

Re: Configurable replies for hardcoded REJECTS?

2009-04-17 Thread Patrick Ben Koetter
* Wietse Venema postfix-users@postfix.org: a customer asked me to help them customize Postfix replies, so clients (better: users) can get a hint why their message is being rejected. The idea is to refer to an URL in the reply where (generic) verbose explanations on the reject reason can

Re: Plus Addressing

2009-04-17 Thread Mark Martinec
Jeff, One more thing I noticed today also. All messages which have the + in the e-mail are sent to Dovecot's Deliver twice. So, I receive the message twice in the folder. All other messages are only sent to Deliver once. Any idea what I have configured wrong for the message to be sent

Re: Cluster of postfix

2009-04-17 Thread Melvyn Sopacua
On Friday 17 April 2009 14:01:07 Wietse Venema wrote: Wietse Venema: Melvyn Sopacua: On Friday 17 April 2009 01:23:20 Wietse Venema wrote: snip replication Also, any technical objections against moving shared files into an nfs mounted directory and adjusting main.cf to look there?

Re: Cluster of postfix

2009-04-17 Thread Victor Duchovni
On Fri, Apr 17, 2009 at 06:11:24PM +0200, Melvyn Sopacua wrote: Mailbox files, on the other hand, are usually overwritten, and they are updated in place. This almost works reliably, especially if you use dotlock files and turn off NFS attribute caching. And I was talking about OP's case

Re: Plus Addressing

2009-04-17 Thread Jeff Grossman
On 4/17/2009 9:08 AM, Mark Martinec wrote: Jeff, One more thing I noticed today also. All messages which have the + in the e-mail are sent to Dovecot's Deliver twice. So, I receive the message twice in the folder. All other messages are only sent to Deliver once. Any idea what I have

GNU mailutils maidag with postfix

2009-04-17 Thread i...@comtek.co.uk
Hi, I am using Postfix with the virtual agent to deliver to Maildirs for LDAP users. We use Courier IMAP to pick up mail. This all works fine, but I would like to provide Sieve for users. I have been looking at maidag (http://www.gnu.org/software/mailutils/manual/html_node/maidag.html).

Re: Cluster of postfix

2009-04-17 Thread Melvyn Sopacua
On Friday 17 April 2009 18:16:01 Victor Duchovni wrote: On Fri, Apr 17, 2009 at 06:11:24PM +0200, Melvyn Sopacua wrote: Mailbox files, on the other hand, are usually overwritten, and they are updated in place. This almost works reliably, especially if you use dotlock files and turn off

Re: GNU mailutils maidag with postfix

2009-04-17 Thread Wietse Venema
i...@comtek.co.uk: I am also wondering if there is an unreasonable overhead involved. pipe will have to spawn maidag for each Maildir; is this reasonable? Postfix reuses a proces for multiple deliveries. You can also reuse non-Postfix delivery processes with systems that use the LMTP protocol

Re: GNU mailutils maidag with postfix

2009-04-17 Thread Barney Desmond
2009/4/18 i...@comtek.co.uk i...@comtek.co.uk: I can't answer all your questions, but... Would it be reasonable to use 'pipe' and pass mail for delivery to maidag instead of 'virtual'? I'm interested to note that I can find no references to maidag being used with Postfix. Can anybody

Re: Configurable replies for hardcoded REJECTS?

2009-04-17 Thread Ralf Hildebrandt
* Wietse Venema wie...@porcupine.org: I don't think it is a good idea to tweak each individual reject message. It makes perhaps more sense to append the same for support please (call xxx|see http://mumble/) text to all reject messages. That was my proposal when he called me. Of couse no-one

Re: GNU mailutils maidag with postfix

2009-04-17 Thread Ralf Hildebrandt
* i...@comtek.co.uk i...@comtek.co.uk: Hi, I am using Postfix with the virtual agent to deliver to Maildirs for LDAP users. We use Courier IMAP to pick up mail. This all works fine, but I would like to provide Sieve for users. I have been looking at maidag

Re: postfix for LAN - remote mail server

2009-04-17 Thread LuKreme
On 17-Apr-2009, at 05:00, Barney Desmond wrote: 2009/4/17 LuKreme krem...@kreme.com: What I want to do is to have users on the LAN send emails to other users on the LAN (u...@example.local) and have those email addresses mapped to specific addresses on the remote server (f...@example.com,

Re: mailserver with dynamic IP and relayhost

2009-04-17 Thread mouss
svoop a écrit : Hi My mailserver (mail.bitcetera.com) is behind a router that gets a dynamic IP (87.221.120.44) from the ISP. In order to prevent outgoing mail from being considered spam due to the dynamic IP, I've configured the ISP's mailserver as relayhost. Unfortunately, Yahoo still

Re: Question regarding SPF

2009-04-17 Thread mouss
Kammen van, Marco, Springer SBM NL a écrit : Hi All, We recently took over a company that used SPF. Because our e-mail infra is way more complicated than theirs and we have tons of external parties who send mails using our domains, we decided long ago not to use SPF. Now they