Re: Postfix with AD and Exchange

2010-09-06 Thread Carsten Hoeger
On Sat, Sep 04, Ashwin Muni wrote: I am using exchange and want to migrate to postfix, The issue is users should be authenticated from Active Directory and other thing is i have got 1000 users from which 150 users will remain on exchange and the rest mailboxes will be created on postfix

Re: Trying to use different header_checks depending on TCP port for incoming mail

2010-09-06 Thread Ralph Seichter
On 06.09.10 01:27, Wietse Venema wrote: There is an smtpd+cleanup server AFTER your content filter. That is most likely a bad idea for my purposes. What I try to accomplish is this: A1: Have Postfix accept mail on port 587 from SASL-authenticated clients only. A2: Remove Received: headers

Re: Postfix with AD and Exchange

2010-09-06 Thread Ram
On Sat, 2010-09-04 at 14:28 +0530, Ashwin Muni wrote: Thanks Ram But all my 1000 users are in AD and only few of them need to have mailboxes on exchange, how shall i bifurcate 250 users in exchange and rest 750 users in postfix. Again the idea of fetching valid users is great from AD will

RE: Using VERP on Postfix server

2010-09-06 Thread Reuben (Plexus IT)
Hey, let me brain dump all I know here. I am using an instance of Postfix that is running on a server setup using Plesk control panel. From what I can make out that means that means they have configured Postfix in a nonstandard way. The reason that Qmail seems to appear is that originally Plesk

client dependant relay

2010-09-06 Thread Mihamina Rakotomandimby
Manao ahoana, Hello, Bonjour, I would like to setup a specific relay host to some client IP address. How to? I already saw sender_dependent_relayhost_maps but it's per sender, not per client IP. Misaotra, Thanks, Merci. -- Architecte Informatique chez Blueline/Gulfsat:

Re: client dependant relay

2010-09-06 Thread Ram
On Mon, 2010-09-06 at 14:22 +0300, Mihamina Rakotomandimby wrote: Manao ahoana, Hello, Bonjour, I would like to setup a specific relay host to some client IP address. How to? I already saw sender_dependent_relayhost_maps but it's per sender, not per client IP. I think you can use

Re: Using VERP on Postfix server

2010-09-06 Thread Wietse Venema
Reuben (Plexus IT): Sep 1 22:06:08 host postfix-local[24106]: cannot chdir to mailname dir return+test=bob.com: No such file or directory Sep 1 22:06:08 host postfix-local[24106]: Unknown user: return+test=bob@give2partners.org Above, the plesk_virtual service can't find the user yet it

Re: Trying to use different header_checks depending on TCP port for incoming mail

2010-09-06 Thread Jeroen Geilman
On 09/05/2010 08:55 PM, Wietse Venema wrote: Ralph Seichter: I'm currently trying to figure out if it is possible to use different header_checks for TCP ports 25 (mail from world) and 587 (mail submitted by authenticated users). I tried the following without success: # cat

Re: check header from, reply-to, message-id domains against spamhaus dbl?

2010-09-06 Thread Sahil Tandon
On Mon, 2010-08-30 at 14:29:13 -0400, Wietse Venema wrote: Victor Duchovni: On Mon, Aug 30, 2010 at 01:06:28PM -0500, Stan Hoeppner wrote: Is there a straightforward (i.e. relatively painless) way to check the header from, reply-to, and message-id domains against dbl.spamhaus.org

Re: Trying to use different header_checks depending on TCP port for incoming mail

2010-09-06 Thread mouss
Le 06/09/2010 01:01, Ralph Seichter a écrit : On 06.09.10 00:25, mouss wrote: add -o syslog_name=postsubmission to both your submission and cleanup_submission and see if it appears in your logs. I see postsubmission/smtpd in the mail log, but postsubmission/cleanup is not logged. So, I guess

Re: Using VERP on Postfix server

2010-09-06 Thread mouss
Le 06/09/2010 11:54, Reuben (Plexus IT) a écrit : Hey, let me brain dump all I know here. I am using an instance of Postfix that is running on a server setup using Plesk control panel. From what I can make out that means that means they have configured Postfix in a nonstandard way. The reason

set envelope sender = sasl authenticated user ?

2010-09-06 Thread Jan-Frode Myklebust
We want to get our smarthosts off the backscatterer.org lists, but still needs to let our users send from addresses not under our control, so I was thinking of maybe of forcing all users that wants to send email from not-our-addresses to sasl-authenticate and hopefully postfix can then set

Re: set envelope sender = sasl authenticated user ?

2010-09-06 Thread Noel Jones
On 9/6/2010 5:56 PM, Jan-Frode Myklebust wrote: We want to get our smarthosts off the backscatterer.org lists, but still needs to let our users send from addresses not under our control, so I was thinking of maybe of forcing all users that wants to send email from not-our-addresses to

Re: Need Help Blocking Spammer Please

2010-09-06 Thread Noel Jones
On 9/6/2010 6:27 PM, Alex Brown wrote: I'd like to know what configuration option within Postfix I can use to block this spam. The mail is addressed to users at a hosted domain on my server and it's being relayed by a trusted spam filtering server. That domain, domain1.ca, has spam filtering

Can postfix work with a TLS, authenticated smtp relay server?

2010-09-06 Thread Richard Chapman
I am running postfix 2.3.3 as part of Centos 5.5. I am trying to set up a hybrid mail system which involves postfix, dovecot and Google Apps. Ideally - I would like the email clients to use a authenticated TLS connection to postifix (which is working fine) and then postfix to relay the mail