Re: mail transport unavailable

2013-07-31 Thread LuKreme
On 31 Jul 2013, at 22:20 , LuKreme wrote: > smtp unix - - - - - smtp Well, yes, *that* was stupid. smtp unix - - n - - smtp *cough* Thanks Noel, wouldn't have gotten there without you. -- On a scale of one to ten, it sucked.

Re: mail transport unavailable

2013-07-31 Thread LuKreme
On 31 Jul 2013, at 21:52 , Noel Jones wrote: > Looks as if you clobbered your smtp transport "smtp unix ... smtp" > >> smtp inet n - n - 1 postscreen >> smtpd pass - - n - - smtpd Am I suppose to have three lines? adding

Re: Reject and accept

2013-07-31 Thread Noel Jones
On 7/31/2013 8:31 PM, Andrew Ho wrote: > I have a complicated settings, and I hope I can have some advice. > > I setup the access rule to block the outsider sending mails to the > internal mail group. > > This is what I did. > > /etc/postfix/main.cf > > . > che

Re: mail transport unavailable

2013-07-31 Thread Noel Jones
On 7/31/2013 8:33 PM, LuKreme wrote: > > On 31 Jul 2013, at 17:35 , Wietse Venema wrote: > >> >> http://www.postfix.org/DEBUG_README.html#logging > > Since I last stopped and started postfix (2.10.1): > > # egrep '(warning|error|fatal|panic):' /var/log/maillog > Jul 31 18:47:59 mail postfix/qm

Re: smtp_defer_if_no_mx_address_found

2013-07-31 Thread King Cao
This is the behavior of Postfix: the mail will be returned to sender if the destination can't be found but will be deferred if the destination can't be reachable. It's different between NOT FOUND and CAN'T BE REACHABLE. NOT FOUND means send NDR to sender (situation you meet now), but CAN'T BE REAC

Re: Backscatter Mail

2013-07-31 Thread Roman Gelfand
Actually, the program a) grabs pop3 object b) parses it c) modifies subject slightly with certain keywords based on email contents d) based on it builds smtp object. Hence, the from and to of the smtp object is being assigned by from and to of the parsed pop object. So, it is not a resend. The t

Re: Backscatter Mail

2013-07-31 Thread Viktor Dukhovni
On Wed, Jul 31, 2013 at 09:31:20PM -0400, Roman Gelfand wrote: > We are running an application which pulls mail from yahoo pop3 server > and ultimately resends it, via local postfix server, keeping the same > from and to addresses. This is not generally possible. POP3 does not record the envelop

Re: mail transport unavailable

2013-07-31 Thread LuKreme
On 31 Jul 2013, at 17:35 , Wietse Venema wrote: > > http://www.postfix.org/DEBUG_README.html#logging Since I last stopped and started postfix (2.10.1): # egrep '(warning|error|fatal|panic):' /var/log/maillog Jul 31 18:47:59 mail postfix/qmgr[81937]: warning: connect to transport private/smtp

Reject and accept

2013-07-31 Thread Andrew Ho
I have a complicated settings, and I hope I can have some advice. I setup the access rule to block the outsider sending mails to the internal mail group. This is what I did. /etc/postfix/main.cf . check_client_access hash:/etc/postfix/access .

Backscatter Mail

2013-07-31 Thread Roman Gelfand
We are running an application which pulls mail from yahoo pop3 server and ultimately resends it, via local postfix server, keeping the same from and to addresses. The way I see it, there are rare instances where from domain requires strict dkim enforcement. As a result, yahoo rejects it notifyin

Re: Rejected Mail

2013-07-31 Thread Roman Gelfand
excellent.. thank you On Wed, Jul 31, 2013 at 7:32 PM, Wietse Venema wrote: > Roman Gelfand: >> Is there a way to blacklist outbound email which was previously hard-bounced? >> >> For instance, if outgoing email comes back with codes 550 or 554, I >> would like that on subsequent times it doesn't

Re: mail transport unavailable

2013-07-31 Thread Wietse Venema
Cerebus the Aardvark: > I have a few accounts who forward a copy of all their mail to gmail > addresses. For example, this account mirrors to a gmail account so I have > access to my mailing list archives even when I am working on my server. > > While testing postfix 2.10 I am getting: > > Jul 31

Re: Rejected Mail

2013-07-31 Thread Wietse Venema
Roman Gelfand: > Is there a way to blacklist outbound email which was previously hard-bounced? > > For instance, if outgoing email comes back with codes 550 or 554, I > would like that on subsequent times it doesn't leave the server. Wietse: > You want to block: > - The same sender? > - The same r

mail transport unavailable

2013-07-31 Thread Cerebus the Aardvark
I have a few accounts who forward a copy of all their mail to gmail addresses. For example, this account mirrors to a gmail account so I have access to my mailing list archives even when I am working on my server. While testing postfix 2.10 I am getting: Jul 31 13:10:20 mail postfix/error[71592]:

Re: Rejected Mail

2013-07-31 Thread Roman Gelfand
The same recepient On Wed, Jul 31, 2013 at 4:52 PM, Wietse Venema wrote: > Roman Gelfand: >> Is there a way to blacklist outbound email which was previously hard-bounced? >> >> For instance, if outgoing email comes back with codes 550 or 554, I >> would like that on subsequent times it doesn't le

Re: Rejected Mail

2013-07-31 Thread Wietse Venema
Roman Gelfand: > Is there a way to blacklist outbound email which was previously hard-bounced? > > For instance, if outgoing email comes back with codes 550 or 554, I > would like that on subsequent times it doesn't leave the server. You want to block: - The same sender? - The same recipient? - T

Rejected Mail

2013-07-31 Thread Roman Gelfand
Is there a way to blacklist outbound email which was previously hard-bounced? For instance, if outgoing email comes back with codes 550 or 554, I would like that on subsequent times it doesn't leave the server. Thanks in advance

Re: pip -o flags=uhFORD

2013-07-31 Thread Wietse Venema
LuKreme: > When testing postfix2.10 against my master.cf and main.cf, it > throws up a complaint about this line: > > procmail unix - n n - - pipe -o flags=uhFORD > user=vpopmail argv=/usr/local/bin/procmail -t -m USER=${recipient} > EXTENSION=${extension} /usr/lo

Re: Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread Charles Marcus
On 2013-07-31 2:53 PM, wie...@porcupine.org (Wietse Venema) wrote: Charles Marcus: When you say 'the verifieD MUST disconnect...', I'm assuming you meant 'verifieR' - meaning, their server, the one connecting to mine sending VRFY probes? Yes. Even when the verifier sends only known recipient

Re: smtp_defer_if_no_mx_address_found'

2013-07-31 Thread Wietse Venema
Drew Mazurek: > Is there a configuration that will do what I want -- if a domain doesn't > exist at all, Postfix will defer rather than bounce? It's called soft_bounce=yes. Use with care: this will defer ALL bounces including "user unknown" and other errors. smtp_defer_if_no_mx_address_found is f

pip -o flags=uhFORD

2013-07-31 Thread LuKreme
When testing postfix2.10 against my master.cf and main.cf, it throws up a complaint about this line: procmail unix - n n - - pipe -o flags=uhFORD user=vpopmail argv=/usr/local/bin/procmail -t -m USER=${recipient} EXTENSION=${extension} /usr/local/etc/procmailrc.c

Re: Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread Wietse Venema
Charles Marcus: > On 2013-07-31 1:23 PM, wie...@porcupine.org (Wietse Venema) > wrote: > > That*is* a problem. Postfix will slow down and eventually hang > > up when a client sends too many commands that cause an error > > reply (as in VERY with a non-existent recipient). > > > > To make this ro

smtp_defer_if_no_mx_address_found

2013-07-31 Thread Drew Mazurek
I have a question about smtp_defer_if_no_mx_address_found. Our cloud-based app servers handle application-specific mail that's destined for them, and these servers aren't static -- new ones are brought up and old ones are shut down as needed. A special internal MX record (I'll call it app-mx.host

Re: Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread Charles Marcus
On 2013-07-31 1:23 PM, wie...@porcupine.org (Wietse Venema) wrote: That*is* a problem. Postfix will slow down and eventually hang up when a client sends too many commands that cause an error reply (as in VERY with a non-existent recipient). To make this robust the verified MUST disconnect afte

Re: Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread Wietse Venema
DTNX Postmaster: > >> 2013-07-31T10:48:39-04:00 myhost postfix-25/smtpd[17729]: lost connection > >> after VRFY from smtp446.redcondor.net[208.80.204.46] Not a real problem... > > with occasional > > > >> 2013-07-31T10:46:28-04:00 myhost postfix-25/smtpd[17993]: too many errors > >> after VRFY

Re: Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread DTNX Postmaster
On Jul 31, 2013, at 18:19, Charles Marcus wrote: > We are testing a new outsourced anti-spam service (Edgewave/RedCondor). We > are letting their systems check for valid recipients using the VRFY command, > but their default verifier uses , instead of > as the FROM address when verifying. Bec

Outsourced anti-spam and Issues with VRFY

2013-07-31 Thread Charles Marcus
Hi all, We are testing a new outsourced anti-spam service (Edgewave/RedCondor). We are letting their systems check for valid recipients using the VRFY command, but their default verifier uses , instead of as the FROM address when verifying. Because I employ anti-spoofing (anything from/to on

Re: smtpd_sender_login_maps and out of office messages

2013-07-31 Thread Wietse Venema
James Day: > Hello list, > > Hopefully a simple question but I can't seem to find the answer > in the documentation (maybe my Google skills are lacking!). > > I'm using smtpd_sender_login_maps to ensure that users relaying > only send mail from their own domains. > > Is it possible to allow an exc

smtpd_sender_login_maps and out of office messages

2013-07-31 Thread James Day
Hello list, Hopefully a simple question but I can't seem to find the answer in the documentation (maybe my Google skills are lacking!). I'm using smtpd_sender_login_maps to ensure that users relaying only send mail from their own domains. Is it possible to allow an exception for out of office