Email blackhole (was: configure postfix for virtual domains)

ressed to exampledomainX.com and archive in a particular > folder... virtual_alias_domains = virtual_alias_maps = pcre:$config_directory/blackhole.pcre blackhole.pcre: /^(@exampledomain1\.com)$/ $1 /^(@exampledomain2\.com)$/ $1 /^(@exampledomain3\.com)$/ $1 /./ catch...@

Re: Unknown senders and spam

n.spamhaus.org, but I might be adding spameatingmonkey. Most important advice regarding DNSBLs is to be familiar with their policies and aware of their status. Given the dominance of ancient syntax in your restrictions, I wouldn't be surprised to see some dead lists among your maps_rbl_domains. :) -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Unknown senders and spam

On Sun, Apr 18, 2010 at 10:38:46PM -0500, Noel Jones wrote: > On 4/18/2010 9:56 PM, /dev/rob0 wrote: >> >>> reject_unauth_pipelining, >> >> Might catch some zombies. > > Note that with older postfix (postfix < 2.6 IIRC) > reject_unauth_pipelini

Re: DNS RBL error

thenticating users, same as with Zen. Precede this lookup with your permit_* restrictions for relaying users (and move submission off of port 25, if applicable.) -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: DNS RBL error ::solved::

) is very simple. The BIND 9 ARM chapter 3 has an example. This is something that might even work out-of-the-box, no named.conf(5) at all. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Using Sasl authentication and RBL

going to connect again and keep trying. Penny wise, pound foolish. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: mailbox_command

BOSE="on" > DEFAULT=~/Mail/inbox > #DEFAULT=/var/mail/fetchmail > PMDIR=$HOME=~/.procmail > #INCLUDERC=$PMDIR/spam.rc > > I don't want to rewrite headers through formail or procmail. This > is a home setup, and fetchmail must just go get the mail and pass > it to procmail. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: mailbox_command

bragging. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Local Delivery Without Non-alias Usernames

ocalhost Among many. I would probably choose #3. Please do also check the BASIC_CONFIGURATION_README and ensure that everything mentioned in there is set as you need (or is fine with default settings.) -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header 2

Re: "The IP you're using to send mail is not authorized" -- depending on user

al on hosting from a provider which is infested with spammers, you might have delivery issues. You might be a "human shield". Look up your IP address on various DNSBLs, including but not limited to: Spamhaus, SORBS, Spamcop, Spameatingmonkey, and Barracuda. My guess is that you'

Re: Strange and wrong timestamp in Postfix log

ies first. I've seen hundreds of things that I didn't understand, and when I get curious about it, THAT is what I think: "I don't understand this." Try to protect your sanity by not jumping to this conclusion so easily. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Suggested canonical_maps documentation clarification

the following two. A message might arrive via sendmail or via the network, but not both. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: mynetworks hash tables

I might as > well just add it there. Sure, this is an improvement over what you had, but it seems strange to me that mynetworks would be changing frequently. Perhaps SASL AUTH is a better solution overall? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: .forward files

the O.P. has followed some guide or HOWTO for virtual(8) mailbox delivery without understanding that .forward files are not supported for virtual accounts. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Stopping spam from a specifig subnet (relayed through a freemail provider)

ring of cleanup(8). As you were told, what you want to do is already possible by means of external content filters and/or milters. I believe you will find Wietse's answer to your wish here: http://www.postfix.org/CONTENT_INSPECTION_README.html -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: looping question

e real domain names to diagnose properly. Please also include logs if you think you need to post again. > -- postfinger output -- [snip] -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: header_checks

k: > > /^From:.ret@/REJECT unsolicited email Even if adjusted to match the actual string, I don't think this is safe. I can imagine there are legitimate senders with a localpart "ret". Maybe someone's initials, or a nickname ... -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: 554 5.7.1 Relay access denied

olize a > popular webmail service. "Example" has been set aside for examples in every top-level domain, such as example.com, example.net, et c. Newdom.com and externaldom.com are real domains, albeit evidently just cybersquatters. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postfix ignoring "", won't do fingerprint checking

ect > from localhost[127.0.0.1] "Trusted connection" means it is verified. There is no reject_warning among what you posted. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: SSL Certificates per domain

t? A quick Google search didn't find it. How would that work? The client would have to tell the hostname or domain name wanted before the STARTTLS? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Virtual domains

pecial DNS view with a different MX value for the domain in question. If this does not make sense to you, disregard it for now, but it might make sense later. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: unknow user 450 to 550 reject code

/usr/sbin/postconf -d soft_bounce soft_bounce = no Does some distributor change this default? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: TLS smtp_tls_CApath and /etc/ssl/certs

ctivated, by default, no certificate verification is done at all. Consult your distributor's package documentation if they have set different defaults. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Alternative MDA for postfix

the third-party delivery agents directly support .forward files. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: What are the { curly } brackets for in main.cf?

otte bingham=${number}$street Thus "$bingham" is "7701wyandotte" in this silly example. For real-world Postfixated examples, continue reading in your documentation. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: A list in a file

: file:///usr/doc/postfix/html/postconf.5.html#mydestination -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Versioned documentation, was Re: postmap -q and ldap

is as likely to find the wrong version of a document. If a seeker ends up at http://www.postfix.org/documentation.html , all's well, but not necessarily so if they find someone's old, non-updated mirror. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Should I be removing first received header for client IP

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SQLITE_README.html (and related) issues

tion to make upgrade? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Forcing an address to soft bounce

/SMTPD_ACCESS_README.html and $html_directory/access.5.html -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Replace Private IP by Server Hostname in mail header

to acting upon a single header. > P.S. Hiding of sender IP makes more difficult troubleshooting > of malware incidents an so on. Absolutely. Received: headers are your friend. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Error 451 (Couldn't open temporary) #2

s (I think), there might be more or other > places. This was wrong. Nothing posted indicated an issue in the OP's installation of Postfix. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: header_checks REJECT

w what actually was returned? The log shows what was found in the header_checks(5) map. It is presumed that a user who activates soft_bounce understands what effect it will have. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: composite plus dynamic recipient

EADME.html#mail -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postfix 2.7 for RHEL 5?

red. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Connection Refused on Port 25

d? As far as the SMTP >>> greeting banner? >> >> Have you already established that this is, in fact, the issue ? >> > No, I am basing this assumption on your comment, "It is obviously > the latter you have an issue with :)" I think you missed a bit of sarcasm. No, the banner is not causing problems, it merely pointed out to us one of the potential problems you're facing. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Convert an attachment to a link

; A postfix policy server doesn't have access to the mail body. I > guess that's a job for a milter|smtpd_proxy_filter|content_filter. Or, perhaps a better option, implement this in a delivery agent. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Local delivery not working properly

nformation. Another thing for you to consider is that Postfix might be too big and complex for your needs. There are other null client software projects which might make more sense for you. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: a separate instance for handle bounce only

nder "<>". I want to > forward all by bounce to another host for some processing first, so > have the idea of creating this 'bounce' postfix instance. Any > thought? Yes. I think you are solving the wrong problem. Why do you have so many bounces that this would matter? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: How to prevent retrying delivery of invalid addresses

sport(5) table, but so far that's not what you have talked about. If that's what you want, Google has examples of that on this list's archives. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Posfix: deliver to spam folder analog of reject_rbl_client

d a "political dispute" on another SPAM-L descendent list, spam-l.com. That list is still functioning, but I cannot personally recommend it, for reasons which would be off-topic here. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: serious bug with check_client_access

setting. > Otherwise, specify .domain.tld (note the initial dot) in > order to match subdomains. > > See the last sentence. See the one before that. :) What is your setting of parent_domain_matches_subdomains? Repeat after me: "Oops, sorry Wietse." :) -

Re: serious bug with check_client_access

On Thu, Nov 04, 2010 at 03:36:30AM +0100, Vincent Lefevre wrote: > On 2010-11-03 21:21:24 -0500, /dev/rob0 wrote: > > On Thu, Nov 04, 2010 at 03:08:03AM +0100, Vincent Lefevre wrote: > > > On 2010-11-03 22:00:21 -0400, Wietse Venema wrote: > > > > Vincent Lefevre: >

Re: Documentation (was: serious bug with check_client_access)

isted in parent_domain_matches_subdomains. " The string list is taken from my own postconf -d, are there others which might be used in some cases? I guess all of those except smtpd_access_maps would be hyperlinked; and maybe that could link to access.5.html. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Well, everyone else using dnswl.org say bye bye to "opensource"usage.

o host your own email. Running a mail server is not a trivial task. Google is your friend. In recent months there has been discussion here regarding possible implementations of DNSWL for Postfix, and that discussion also mentioned alternatives (policy servers.) -- Offlist mail to this addre

Re: Narcissistic Mail Server

tings for those configuration items. [1] That might sound like a criticism of the default for mydestination, but it is not. The default is as good as possible, but human supervision is necessary to set up a MTA. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Relay from local network and EHLO

otocols? Is SMTP the only one with a problem? Can you ssh to/from the client? You can add the client IP to debug_peer_list to get verbose logs, which might provide a hint at what's happening. Or, try looking at tools such as tcpdump, which can show information about what's happening at lower levels. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

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

emonstrated above, that the default smtpd_delay_reject means smtpd_sender_restrictions won't be evaluated until the RCPT TO: command. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Understanding setgid_group Parameter

is still > be needed in my configuration? Can someone help this lost soul out? You usually do not need to specify default values in your main.cf at all. "setting_name = default_value_for_setting_name" is the same as omitting it altogether. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

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

ing of smtpd_delay_reject was done for good reasons. You're not going to gain much (if anything) from this change, and you will lose some potentially important logging. Please review: http://www.postfix.org/postconf.5.html#smtpd_delay_reject -- Offlist mail to this address is dis

Re: mailheader patch / sender IP

ve been examples to do this very thing posted before. No, your requirement is not so unusual nor special. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: mailheader patch / sender IP

do as Viktor suggested, to restrict this "easy solution" to your submission clients ONLY. Your fix will haunt you later. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: mail sent from gmail alternate account not appearing in postfix

ou got from your primary account logged? If nothing is logged, then nothing arrived. There is nothing in the thread here with which we can help you. Perhaps you have a question for the support desk at your provider, gmail? -- Offlist mail to this address is discarded unless "/

Re: Relayhost

ob. But indeed, widespread ineptitude is how things got to be this bad in the first place. Your ISP needs to outsource if they are unable to hire good postmasters. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Relayhost

On Thu, Nov 25, 2010 at 06:34:03AM -0600, /dev/rob0 wrote: > And "dig outmx.site. mx" yields this: > outmx.site. IN 600 10 goodrelay.1.example.net. > outmx.site. IN 600 10 goodrelay.2.example.net. > ... Coffee deprivation, sorry. More like this: outm

Re: Upgrading from 2.7.1 to 2.7.2 is causing me a headache.

les with their .new brethren. You CAN do this Alan's way, but again, I recommend against it. For this, I abandon the Slackware packaging system and use Postfix's own methods. It's simple enough to remove if you ever feel the need. So far I haven't. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: check_recipient_access seems doesn't work.

come message or DEBUG_README.html#mail which would have told you to include relevant logs plus "postconf -n". Without that, there is no way to guess what happened. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: check_recipient_access seems doesn't work.

On Fri, Nov 26, 2010 at 09:35:06AM +0100, Mauro wrote: > On 25 November 2010 14:11, /dev/rob0 wrote: > > On Thu, Nov 25, 2010 at 01:54:49PM +0100, Mauro wrote: > >> I have a file: recipient_checks with mym...@example.com REJECT > >> and the corresponding hashed r

Re: error with a single user

pend_at_myorigin http://www.postfix.org/BASIC_CONFIGURATION_README.html Assuming (we can ONLY assume since there was no postconf -n provided with the post) that the file "virtual" is virtual_alias_maps, you should have something like this for local delivery instead: kathy.lampard@@domain.com.auka...@localhost with "localhost, localhost.$mydomain" included in your setting of $mydestination. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: multiple Postfix instances pre-2.6

course were much harder than they are now. You have to decide whether the pain of upgrading exceeds the pain of not upgrading. Personally I would recommend the former, using a SRPM from Simon Mudd: http://postfix.wl0.org/ ... it's not that painful. -- Offlist mail to this address

Re: .Forward file piping forwarded mail (abort sendmail)

-- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Mail Server Compromised?

oning that the most significant log entries were omitted from this post. Of highest interest are the logging which shows the mail originally coming into Postfix. We'd want to see all logging pertaining to BF7ACFD8063, as well as the initial connection, if it arrived via smtpd(8). -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: virtual_mailbox_domains Warning

ed, unset it: relay_domains = The $mydestination default setting was for backward compatibility. Combined with the default of parent_domain_matches_subdomains, this can cause problems, because all subdomains of mydestination domains are now relay_domains. -- Offlist mail to this address is discarde

Re: Change error messages returned by Postfix

mplex messages possibly including the rejected tokens, a policy service is the way to go. http://www.postfix.org/SMTPD_POLICY_README.html > And would a feature request for this be appreciated? > > Having the return-message link to a maintained webpage providing > information/help on how to resolve the issue might actually be > useful. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Success story: smtpd_reject_footer

flist. You decide. You're all mail administrators, so I assume you know how to override a Reply-To: in your MUA. :) Please also observe the .sig below.) -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Success story: smtpd_reject_footer

On Wed, Jan 19, 2011 at 04:15:48PM +0100, Ralf Hildebrandt wrote: > * /dev/rob0 : > > On Tue, Jan 11, 2011 at 09:46:42PM +0100, Ralf Hildebrandt wrote: > > > smtpd_reject_footer = Contact postmaster at charite.de for assistance > > > caused a SIGNIFICANT inc

Re: Success story: smtpd_reject_footer

ality of Internet email. Re: Mark's suggestion about the Q&A gatekeeper: thanks, I will look into that. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: do not bounce a message if it contain certain header in the message

ress is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Success story: smtpd_reject_footer

cks. But indeed, this gives me an idea: rather than a contact form, I might try a form which generates a limited-use non-blocked address. The next hurdle: how to present it in a way such that the end user can see/use it, and yet protect it from harvesting bots? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Local delivery & Mailman

the default. Why? > transport_maps = hash:/etc/postfix/maps/transport_maps As per above, might not be needed. > virtual_alias_maps = hash:/etc/postfix/maps/virtual_alias_maps, > hash:/var/lib/mailman/data/virtual-mailman If the list domain is in mydestination, there is no need for any virtual aliasing of Mailman addresses. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: foolproof whitelisting

hem, one for sending & receiving. Let me know the full > directory path & filename of the whitelist files Again I think Brian covered that. These links might help: http://www.postfix.org/SMTPD_ACCESS_README.html http://jimsun.linxnet.com/misc/postfix-anti-UCE.txt -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Spam Backscatter

ow weight, but I'm not sure it will do much good there. I guess it should probably be called from check_sender_access in smtpd restrictions. That said, some manual log scanning has showed that it has pushed a few results over my postscreen_dnsbl_threshold, and those did indeed look spammy, so

Re: Advice on filtering setup

_checks, > > > check_sender_access hash:/etc/postfix/sender_checks, > > > check_client_access hash:/etc/postfix/client_checks, > > > check_client_access pcre:/etc/postfix/client_checks.pcre, > > > reject_rbl_client zen.spamhaus.org, > > > permit > > > > > > smtpd_data_restrictions = > > > reject_unauth_pipelining, > > > permit -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postfix with virtual domains and the username

; is merely to set a default value for smtpd_sasl_type. Third, how Postfix is or is not compiled has no bearing at all on how Dovecot SASL works. Documented here: http://www.postfix.org/SASL_README.html#build_dovecot -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postscreen is great !

to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postscreen is great !

27;s where RHSBL makes most sense, in smtpd. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Question about: postfix/smtpd[ ]: connect from unknown[unknown]

ure that I've had empty lookup maps in the past. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

OT: Re: Question about: postfix/smtpd[ ]: connect from unknown[unknown] [not-spam]

. If you really do want to beat this dead horse, it would be well within the topicality of a list I help run: http://spammers.dontlike.us/ We have a lot of good folks there (and I know Stan will agree!) who can and will teach you the folly of direct-to-MX mail from dynamic and/or tain

Re: postfix and dns lookup

ocking everything! Will your forwarder do something like this to you? Will they notify you in advance of if if they do? Will they warn you before Spamhaus starts blocking them? Would they even know or care that they were blocked? My mail is too important to be left to chance. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Ubuntu/Debian Postfix 2.8.x repository

re on this mailing list, using Google searches of the list archive. I think that would be a better method of evaluating him, than by taking his joke literally. > If there are "significant differences that are not Debian related" > Stefan certainly has had reasons to add them. And I'm sure he'd be willing to discuss those reasons. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Ubuntu/Debian Postfix 2.8.x repository

hould an upstream project have to support the unwise decisions of downstream packagers? [1] Ubuntu included in this context. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: greylisting with postscreen?

share logs and spam samples for these? Thanks. IME with greylisting, which admittedly was not very recent, delay time length was insignficant. A 5-second delay was as good as 5 minutes. Some bots retried, others did not. -- Offlist mail to this address is discarded unless "/dev/r

Re: hold after permit question

feature patch. This opens up a whole new realm of possible *_dammit feature requests. Maybe we can get that FORCEFUL_README draft ready by the end of March? Hmmm, some of the reject_* features could become eject_* ... -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postscreen

reen has documentation: http://www.postfix.org/POSTSCREEN_README.html http://www.postfix.org/postscreen.8.html Perhaps those can point you in the right direction? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

My postscreen results

ks Wietse, and also thanks to those early adopters who provided the feedback on postscreen. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: How to configure postfix to reject every incoming mail with a temporary error?

> incoming attempt something like "Sorry, i have a temporary problem. > Try to connect later". Among other options, this would work: http://www.postfix.org/postconf.5.html#soft_bounce -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Update Postfix transport file on multiple servers

he case of relay_domains, not recommended. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: rewrite outgoing from header .

postconf.5.html#canonical_maps http://www./postfix.org/canonical.5.html After having tried something, if it fails, use this as a guide before asking again: http://www./postfix.org/DEBUG_README.html#mail -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Postfix und SSL client problem.

do ? You were on the right track, but apparently missed this: http://www.postfix.org/TLS_README.html#client_smtps -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: reverse dns problem

name. If you want to serve different domains and have each one on unique hostnames, set up different instances on different IP addresses, where each IP address has FCrDNS as desired. That's ridiculous and unnecessary, but for some reason also a very popular idea. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Virtual Alias Translation to User Mailbox Not Passed to Dovecot LDA

d them 2. Those who do understand them won't be willing to dig through all the noise. Remove the -v here. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: RESOLVED: suddenly getting these in my mail.log: dsn=4.4.3, status=deferred (Host or domain name not found. Name service error for name=external.com type=MX: Host not found, try again)

age has another unwise default, which is to use global forwarders rather than recursion. Use caution, and consult Debian and ISC documentation, if you decide to run your own nameserver for the Postfix machine. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: authorizing relays via script

he issue as you have described. You want per-client (mynetworks) or per- user (SASL AUTH) relaying. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: authorizing relays via script

see: http://www.postfix.org/DEBUG_README.html#mail before asking again. Don't mung domain names if you want help with mail routing issues. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Odd Time Stamp Showing Up In Logs

er a WAG here that you're using a prepackaged Postfix, and didn't see the packager's README. I'll further guess that the packager unwisely changed the default of non-chrooted Postfix. http://www.postfix.org/DEBUG_README.html#no_chroot -- Offlist mail to this addres

Re: posfix rejected from google server

e posting again. As the advanced.html page says, it can be very difficult to identify the source of the spam. Also it's not really on topic here. If you'll indulge a shameless self-promotion, this would be quite on topic on this list, which I co-manage: http://spammers.dontlike.us/ We do have a CBL representative who subscribes and sometimes posts. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: DNS based virtual domains?

. See http://www.postfix.org/DATABASE_README.html for map types overview. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: Change Mailbox directory to absolute Path?

the mail users are not needing shell or other access such as CIFS/SMB or FTP, what was the point in keeping "home directories clean"? -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: speecify secondary mda behind postfix

ering that the client needs HA, I think it would be an excellent idea to run your own nameservers. Do the easy things to improve performance before you try the difficult ones. -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

Re: speecify secondary mda behind postfix

gt; I recommend using the "localhost" > zone (or the "invalid" zone) for custom MX records. As in the > "your.domain" example, but with "localhost" for "your.domain". -- Offlist mail to this address is discarded unless "/dev/rob0" or "not-spam" is in Subject: header

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