Re: Is there a limit on incoming messages on a single connection?

2010-11-13 Thread mouss
Le 12/11/2010 20:03, Victor Duchovni a écrit : On Fri, Nov 12, 2010 at 10:06:46AM -0800, Rob Tanner wrote: Our admissions office sends out mass mailings to prospective students, anywhere from 5,000 to 25,000 at a time. They are mail-merged and sent via outlook to the postfix server, one

Re: Reject MAIL FROM command if the sender address doesn't contain @

2010-11-13 Thread Mingliang Zu
Another thing the OP has missed is what Noel has demonstrated above, that the default smtpd_delay_reject means smtpd_sender_restrictions won't be evaluated until the RCPT TO: command. Bingo! I added smtpd_delay_reject=no to force the error reporting right after MAIL FROM command, which

Re: Reject MAIL FROM command if the sender address doesn't contain @

2010-11-13 Thread /dev/rob0
On Sat, Nov 13, 2010 at 10:20:02PM +0800, Mingliang Zu wrote: Another thing the OP has missed is what Noel has demonstrated above, that the default smtpd_delay_reject means smtpd_sender_restrictions won't be evaluated until the RCPT TO: command. Bingo! I added smtpd_delay_reject=no

Tuning Help

2010-11-13 Thread John Hinton
OK, on a CentOS 5.X server with Amavisd-new and Postfix. I think I still need some suggestions for tuning. I notice in my logs, that dictionary attacks are normally being rejected by RBL, mainly Spamhaus instead of failing due to unknown user. Is my thinking correct in that doing unknown user

Re: Tuning Help

2010-11-13 Thread John Hinton
On 11/13/2010 11:01 AM, John Hinton wrote: OK, on a CentOS 5.X server with Amavisd-new and Postfix. I think I still need some suggestions for tuning. I notice in my logs, that dictionary attacks are normally being rejected by RBL, mainly Spamhaus instead of failing due to unknown user. Is my

Re: Tuning Help

2010-11-13 Thread Jeroen Geilman
On 11/13/2010 05:28 PM, John Hinton wrote: On 11/13/2010 11:01 AM, John Hinton wrote: OK, on a CentOS 5.X server with Amavisd-new and Postfix. I think I still need some suggestions for tuning. I notice in my logs, that dictionary attacks are normally being rejected by RBL, mainly Spamhaus

mailheader patch / sender IP

2010-11-13 Thread t...@diogunix.com
Hello everybody, I have to setup a postfix mailserver with speecial requirements from the customer side: They do not want their sender IP addresses being visible in the mailheader as seen by the recipients. Reason: They sometimes also communicate with competitors and they fear to get spied

Re: mailheader patch / sender IP

2010-11-13 Thread Jeroen Geilman
On 11/13/2010 06:51 PM, t...@diogunix.com wrote: Hello everybody, I have to setup a postfix mailserver with speecial requirements from the customer side: They do not want their sender IP addresses being visible in the mailheader as seen by the recipients. Reason: They sometimes also

Re: Is there a limit on incoming messages on a single connection?

2010-11-13 Thread Jonathan Tripathy
On 13/11/10 08:53, mouss wrote: Le 12/11/2010 20:03, Victor Duchovni a écrit : On Fri, Nov 12, 2010 at 10:06:46AM -0800, Rob Tanner wrote: Our admissions office sends out mass mailings to prospective students, anywhere from 5,000 to 25,000 at a time. They are mail-merged and sent via

Re: mailheader patch / sender IP

2010-11-13 Thread /dev/rob0
On Sat, Nov 13, 2010 at 06:51:53PM +0100, t...@diogunix.com wrote: I have to setup a postfix mailserver with speecial requirements from the customer side: They do not want their sender IP addresses being visible in the mailheader as seen by the recipients. Reason: They sometimes also

Re: mailheader patch / sender IP

2010-11-13 Thread Victor Duchovni
On Sat, Nov 13, 2010 at 01:16:49PM -0600, /dev/rob0 wrote: As Jeroen mentioned, header_checks(5) REPLACE or IGNORE action does this, no patching nor recompile needed. Search the list archives, there have been examples to do this very thing posted before. No, your requirement is not so

header information error while relaying mail via gmail server from localserver using cert

2010-11-13 Thread Agnello George
Hi Since my server does not relay  directly to the internet , i have tried to relay mails via gmail using tls and was quite successful , my main.cf details is as follows : myhostname = mail.server.com relayhost = smtp.gmail.com:587 # auth smtp_sasl_auth_enable = yes smtp_sasl_password_maps =

Re: header information error while relaying mail via gmail server from localserver using cert

2010-11-13 Thread Noel Jones
On 11/13/2010 3:26 PM, Agnello George wrote: Hi Since my server does not relay directly to the internet , i have tried to relay mails via gmail using tls and was quite successful , my main.cf details is as follows : myhostname = mail.server.com relayhost = smtp.gmail.com:587 # auth

Re: alternate sendmail binary for sieve redirect OT

2010-11-13 Thread Benny Pedersen
On fre 12 nov 2010 19:08:57 CET, mouss wrote the general syntax is sendmail -f sender rcpt1 rcpt2 ... messagefile but I have no idea how to run this from a dovecot sieve script... sieve cant run external tools like sendmail, its not even sieve in lda if you like to have any case of

Re: alternate sendmail binary for sieve redirect OT

2010-11-13 Thread Victor Duchovni
On Sun, Nov 14, 2010 at 04:23:15AM +0100, Benny Pedersen wrote: On fre 12 nov 2010 19:08:57 CET, mouss wrote the general syntax is sendmail -f sender rcpt1 rcpt2 ... messagefile The correct syntax is: sendmail -i -f $sender -- $rcpt1 $rcpt2 ... $file The -i and the -- after the

Re: alternate sendmail binary for sieve redirect OT

2010-11-13 Thread Robert Schetterer
Am 14.11.2010 05:18, schrieb Victor Duchovni: On Sun, Nov 14, 2010 at 04:23:15AM +0100, Benny Pedersen wrote: On fre 12 nov 2010 19:08:57 CET, mouss wrote the general syntax is sendmail -f sender rcpt1 rcpt2 ... messagefile The correct syntax is: sendmail -i -f $sender --