selective strict_rfc821_envelopes ?

2009-10-19 Thread Rudy Gevaert
Hi, I was wondering if it possible to set strict_rfc821_envelopes for specific connecting IPs? Default we now have strict_rfc821_envelopes set to yes, and one host now obeying it. I was wondering if we could set it to no for that specific host. Is it possbble? Thanks in advance, Rudy

selective strict_rfc821_envelopes ?

2009-10-19 Thread Rudy Gevaert
Hi, I was wondering if it possible to set strict_rfc821_envelopes for specific connecting IPs? Default we now have strict_rfc821_envelopes set to yes, and one host now obeying it. I was wondering if we could set it to no for that specific host. Is it possbble? Thanks in advance, Rudy

outgoing spam

2009-10-19 Thread Martin Schiøtz
Hi I'm configuring a simple postfix smtp-server that is only used for outgoing emails for lots of users. I want to do some simple spam checking with postfix. I was thinking of: rbl spf Any other sugestions? I'm not sure were to configure rbl and spf for outgoing emails in main.cf? postconf

Re: outgoing spam

2009-10-19 Thread Martijn de Munnik
On Mon, 2009-10-19 at 13:50 +0200, Martin Schiøtz wrote: Hi I'm configuring a simple postfix smtp-server that is only used for outgoing emails for lots of users. I want to do some simple spam checking with postfix. I was thinking of: rbl spf RBL and SPF are techniques only used for

Re: outgoing spam

2009-10-19 Thread Stan Hoeppner
Martijn de Munnik put forth on 10/19/2009 6:59 AM: On Mon, 2009-10-19 at 13:50 +0200, Martin Schiøtz wrote: Hi I'm configuring a simple postfix smtp-server that is only used for outgoing emails for lots of users. I want to do some simple spam checking with postfix. I was thinking of: rbl

Re: outgoing spam

2009-10-19 Thread Martin Schiøtz
Can I do any outgoing spam checks with postfix or I'm forced to install lots of Amavis, spamassassin, etc. software to do that job. - Martin On Mon, Oct 19, 2009 at 1:59 PM, Martijn de Munnik mart...@youngguns.nl wrote: On Mon, 2009-10-19 at 13:50 +0200, Martin Schiøtz wrote: Hi I'm

Re: outgoing spam

2009-10-19 Thread Paul Cockings
What are you trying to achieve? - why do you want anti-spam on outbound mail? Martin Schiøtz wrote: Can I do any outgoing spam checks with postfix or I'm forced to install lots of Amavis, spamassassin, etc. software to do that job.

Re: outgoing spam

2009-10-19 Thread Mark Blackman
On 19 Oct 2009, at 13:41, Paul Cockings wrote: What are you trying to achieve? - why do you want anti-spam on outbound mail? I'd guess he has little or no control over the configuration of the internal machines and so he's concerned about malware/botnets perhaps. - Mark smime.p7s

Rate limits on mynetworks Hosts

2009-10-19 Thread Craig Watson
I have some hosts in mynetworks.  They cannot handle authentication but I want to apply the rate limits to them too.  Is there anyway I can allow them to relay but apply the rate limits to them? Below is my current config. #150 Recipients/Mail mesasge smtpd_recipient_limit = 150 #Exclude these

Re: outgoing spam

2009-10-19 Thread Martin Schiøtz
On Mon, Oct 19, 2009 at 2:43 PM, Mark Blackman m...@exonetric.com wrote: On 19 Oct 2009, at 13:41, Paul Cockings wrote: What are you trying to achieve? - why do you want anti-spam on outbound mail? I'd guess he has little or no control over the configuration of the internal machines and so

Re: Rate limits on mynetworks Hosts

2009-10-19 Thread Barney Desmond
2009/10/19 Craig Watson c.wat...@glbb.jp: I have some hosts in mynetworks.  They cannot handle authentication but I want to apply the rate limits to them too.  Is there anyway I can allow them to relay but apply the rate limits to them?  Below is my current config. I believe the correct way is

Re: outgoing spam

2009-10-19 Thread Wietse Venema
Martin Schi?tz: On Mon, Oct 19, 2009 at 2:43 PM, Mark Blackman m...@exonetric.com wrote: On 19 Oct 2009, at 13:41, Paul Cockings wrote: What are you trying to achieve? - why do you want anti-spam on outbound mail? I'd guess he has little or no control over the configuration of the

Re: outgoing spam

2009-10-19 Thread Paul Cockings
Martin Schiøtz wrote: On Mon, Oct 19, 2009 at 2:43 PM, Mark Blackman m...@exonetric.com wrote: On 19 Oct 2009, at 13:41, Paul Cockings wrote: What are you trying to achieve? - why do you want anti-spam on outbound mail? I'd guess he has little or no control over the

query about holding mails for review...

2009-10-19 Thread Johan Andersson
Hi, We have a slight problem with accounts being phished/hacked and spammers using them for their stuff. Servers are as safe as the customer will make them at the moment... which sadly means that some of the very mixed staff answers phishing mails and gives out their passwords from time to

Re: query about holding mails for review...

2009-10-19 Thread Wietse Venema
Johan Andersson: Hi, We have a slight problem with accounts being phished/hacked and spammers using them for their stuff. Servers are as safe as the customer will make them at the moment... which sadly means that some of the very mixed staff answers phishing mails and gives out their

RE: Rate limits on mynetworks Hosts

2009-10-19 Thread Craig Watson
The smtpd_recipient_limit was just an example parameter. In the following documentation http://www.postfix.org/postconf.5.html it says that all of these connection_rate settings unit time intervals are based on what anvil_rate_time_unit is set to. So I set the time accordingly to test. I

Re: selective strict_rfc821_envelopes ?

2009-10-19 Thread Noel Jones
On 10/19/2009 6:10 AM, Rudy Gevaert wrote: Hi, I was wondering if it possible to set strict_rfc821_envelopes for specific connecting IPs? Default we now have strict_rfc821_envelopes set to yes, and one host now obeying it. I was wondering if we could set it to no for that specific host. Is

Filehandle STDIN reopened as LOCK only for output

2009-10-19 Thread Len Conrad
postfwd2 0.19 perl -v This is perl, v5.8.8 built for i386-freebsd-64int postconf mail_version mail_version = 2.5-20071130 Oct 19 16:08:29 mx102 postfwd41/policy[17181]: warning: Filehandle STDIN reopened as LOCK only for output at

Re: selective strict_rfc821_envelopes ?

2009-10-19 Thread mouss
Rudy Gevaert a écrit : Hi, I was wondering if it possible to set strict_rfc821_envelopes for specific connecting IPs? Default we now have strict_rfc821_envelopes set to yes, and one host now obeying it. I was wondering if we could set it to no for that specific host. Is it

Re: outgoing spam

2009-10-19 Thread mouss
Martin Schiøtz a écrit : Can I do any outgoing spam checks with postfix or I'm forced to install lots of Amavis, spamassassin, etc. software to do that job. I'm sorry to tell you that blocking outbound spam is at least harder than blocking inbound spam. - you certainly need an anti-virus -

Postfix configuration outgoing mail problem; connection timed out

2009-10-19 Thread Michael Jean
Hello, I have a problem with postfix. It is installed on a host in my small home lan behind a router. My ISP is rogers. I have 3 external email addresses I am testing to/from, one of them being m...@rogers.com, the others m...@somewhere.ca and m...@somewhereelse.ca. My local domain is mydomain.ca

Re: Postfix configuration outgoing mail problem; connection timed out

2009-10-19 Thread Noel Jones
On 10/19/2009 10:03 PM, Michael Jean wrote: Hello, I have a problem with postfix. It is installed on a host in my small home lan behind a router. My ISP is rogers. I have 3 external email addresses I am testing to/from, one of them being m...@rogers.com, the others m...@somewhere.ca and

Re: Postfix configuration outgoing mail problem; connection timed out

2009-10-19 Thread Sahil Tandon
On Mon, 19 Oct 2009, Michael Jean wrote: I have a problem with postfix. It is installed on a host in my small home lan behind a router. My ISP is rogers. I have 3 external email addresses I am testing to/from, one of them being m...@rogers.com, the others m...@somewhere.ca and

Sender/Client access

2009-10-19 Thread MySQL Student
Hi, I thought I understood how to block a specific domain from being able to send mail to users on my server, but I must be doing something wrong. In main.cf I have: check_sender_access hash:/etc/postfix/sender_access, check_client_access hash:/etc/postfix/client_access among others, in the

Re: Sender/Client access

2009-10-19 Thread Alejandro Esteban Galvez
the diference between chech_sender_access and check_client_access is that, check_client_access check the network, or name, or IP of the computer that send the mail, and check_sender_access check the direction on the From field. - Original Message - From: MySQL Student

Re: Sender/Client access

2009-10-19 Thread Sahil Tandon
On Mon, 19 Oct 2009, MySQL Student wrote: I thought I understood how to block a specific domain from being able to send mail to users on my server, but I must be doing something wrong. In main.cf I have: check_sender_access hash:/etc/postfix/sender_access, check_client_access

Re: Sender/Client access

2009-10-19 Thread Alejandro Esteban Galvez
If you want block a specific domain from being able to send mail to users on my server, supposing that the user's ip that you want to block is 192.168.200.4 and your domain is domain.com, you must write in you main.cf smtpd_restriction_classes = mydoms smtpd_sender_restrictions =