Amavis is an open source content filter for electronic mail, implementing mail message transfer, decoding, some processing and checking, and interfacing with external content filters to provide protection against spam, viruses and other malware. It can be considered an interface between a mailer ...

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403 views

Postfix : intercept outgoing email by sender with amavis or custom filter?

we have some outgoing mail server with latest postfix and amavis. I would need to intercept some outgoing email for some given senders and forward them to a "logging" account + the regular receivers. ...
0
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1answer
613 views

amavis doesn't quarantine all spam mails

I'm trying to create a special mail account to collect all incoming spam with the purpose to later on be able to train the SA more easily for the whole domain. We're using Zimbra, but as far as I ...
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2answers
5k views

AMaViS: missing X-Spam-Status header

I set up a mail server with Dovecot, Postfix and AMaViS on Debian Squeeze following the tutorial on workaround.org (ISPmail tutorial for Debian Squeeze). It uses virtual domains and stores the ...
1
vote
1answer
538 views

Amazon SES and Amavis

I've been following how to set up a mail server - by Flurdy in order to set up a more secure mail server on my Amazon EC2 Ubuntu 12.04 instance. I've followed the article to the letter, but I can't ...
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2answers
557 views

Which configuration is loaded after sa-update?

I use amavisd-new 2.6.5 and SpamAssassin 3.2.2 (on ubuntu 12.04). I just ran for the first time the sa-update command. I see that there is new files in ...
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1answer
752 views

How do I tell Postfix to relax smtpd_sender_restrictions?

If I connect to Postfix on my server with a mail client on port 143 with SSL then mail sent via this connection from a virtual domain passes the smtpd_sender_restrictions and thus enables the filter ...
2
votes
1answer
845 views

Is there a reason why DKIM signs every mail twice [closed]

I've configured my postfix/amavisd-new/spam-assassin setup after this tutorial https://help.ubuntu.com/community/Postfix/DKIM. But now the problem is that all mails I send are double signed with two ...
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0answers
75 views

Dedicated TMP and AMAVIS

I perfectly configured my server and now I made 2 stupid mistakes, I updated perl along with it's dependencies and I made a dedicated TMP dir and included it in fstab to prevent code execution with a ...
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1answer
438 views

SA with or without amavis-new - whats faster?

Currently i have working setup of postfix with virtual users which uses amavis (with SA and clamav) to filter messages. The problem is, i need to allow every user to be able to adjust their SA ...
1
vote
1answer
254 views

How to disable local user lookup in amavis-new?

I have amavis-new installed with iRedMail package. Everything works OK for mails sent directly to existing user accounts. But I would like to use catch-all for domains and aliases. The problem is ...
3
votes
2answers
409 views

amavisd + postfix + dovecot blocks gif images

I occasionally have a client who tries to email me and says his email gets blocked by my server. When I check the logs, I see this: Sep 6 18:12:52 myers amavis[15197]: (15197-08) p.path BANNED:1 ...
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0answers
499 views

Perl / BerkelyDB @INC problems trying to install Amavisd-new (CentOS)

I'm trying to follow this guide here to install Amavis, SpamAssassin + ClamAV... http://wiki.centos.org/HowTos/Amavisd Things mostly went well but Amavisd would not start... # service amavisd start ...
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votes
1answer
802 views

Amavisd-new cannot start - missing Unix::Syslog (CentOS)

I followed the basic instructions here for installing amavisd, spamassassin + clamav... http://wiki.centos.org/HowTos/Amavisd I get the following error when trying to start amavisd... # service ...
0
votes
1answer
589 views

Amavis and SpamAssassin won't mark junk email as spam in second domain

I'm currently setting up amavis and spamassassin with postfix. So far SpamAssassin blocks and bounces Spam. If I set $final_spam_destiny to D_PASS the mail gets through, but the $sa_spam_subject_tag ...
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votes
1answer
108 views

How to detect mail server dangerous load level?

I have a 512 MB VPS running on Debian Squeeze 64bit serving a complete email system (postfix, courier, amavis, clamav, spamassassin, roundcube). All the RAM is always used: max free memory is 10MB, ...
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vote
1answer
3k views

Amavis / Atermime - Dynamic Email Signatures (Disclaimers)

I am running a basic iredmail install with amavis, postfix, dovecot. I want to use the declaimer feature to automatically append a disclaimer (in our case a signature). The reasoning for this is that ...
2
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0answers
1k views

Rewriting sender address based on the recipient

I'm trying to set up my postfix server to alter the sender address of outgoing e-mails for one specific recipient domain (example.com) -- otherwise I'd just configure smtp_generic_maps in main.cf and ...
2
votes
1answer
2k views

DKIM on postfix relay server

I have a postfix/amavis relay server, with the domain name mail.example.com. It will be a relay for dozens of VPS's, which will have domains like hostname.example.net. So i have actually two ...
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votes
1answer
148 views

Modern MLM Software with Brains? [closed]

So, right now we have a Postfix + Dovecot + Amavis server for our mail. We do "group lists" as a gaint Alias. The complaint has come up, that when someone sends an email to everyone@thecompany.com, ...
10
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1answer
2k views

How to configure amavisd-new for only scanning on particular senders/servers?

I'd like to know how to configure amavisd-new to only scan for Spam on particular clients (IPs, CIDRs or hostnames) or alternatively sender's email domain. I know that it is possible to do it on a ...
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vote
1answer
3k views

Mailscanner and amavisd-new comparison

I'm going to implement a mailfiltering gateway for my company. I'm going to use Postfix, with a PostgreSQL back-end. The question would be: how to best implement the antispam measures. Mailscanner ...
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1answer
162 views

Spamassassin does not work with virtual emails

I have a mailserver running with postfix/spamassassin/amavis/dovecot/mysql... under debian squeeze and all seems to work fine, except one thing: Email forwarder (virtual aliases) never gets scanned by ...
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vote
2answers
334 views

Postfix & amavis on a dedicated server

I have 3 servers: server 1 and 2 are listed as mx servers for different domains and server 3 is for amavis/spamd/clamd filtering for both server 1 & 2. My plan is to have 'first pass' postfix ...
10
votes
3answers
896 views

Postfix sending and receiving the same e-mail every 5 minutes for 4+ months

Back in June I sent myself the EICAR test signature to make sure my postfix/amavis/spamassassin etc setup was working properly. I didn't notice at the time, but this somehow created a tear in the ...
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2answers
9k views

Optimal parameters set for Postfix “smtpd_recipient_restrictions”

we've inherited the DNS from another ISP and now our mail server is bombed by about 1000 emails per minute, 99.99% of these emails are just spam. We're trying to optimize the filtering/rejecting the ...
3
votes
2answers
3k views

Alternatives to amavis for RAM-bound server

I'm running a small VPS server that works as web and mail server. It has only 256MB of RAM, and it's sucking 100MB of swap constantly. I've found that one of the culprits is amavis, taking about 30MB ...
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1answer
54 views

amavis consider catchall as unknown

I'm running sendmail with amavis + amavis-milter on SERVER "A". SERVER "B" is working behind SERVER "A" which holds multiple domains. Some of the domains having catchall accounts for unknown users. ...
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1answer
2k views

iRedMail problem with amavis, clamav and freshclam

I have installed iRedMail on Centos and have problem with starting freshclam (after service freshclam start system says that freshclam is already started but service freshclam status says that ...
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vote
2answers
769 views

Debian server: “sa-learn” process slows system down dramatically

On one of our debian squeeze servers, we use a setup of postfix + amavis + dovecot as mailserver. Spamassassin is part of amavis. Once a day, the process "sa-learn" is started. It is part of ...
1
vote
1answer
510 views

Do not send “SPAM FROM LOCAL” messages for mails relayed to spam_lovers

I have setup amavis as follows: $policy_bank{'ORIGINATING'} = { # mail originating from our users originating => 1, # indicates our client, introduced in amavisd-new-2.5.0 ... ...
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1answer
596 views

Amavis + Postfix configuration problem

Hello we're inherited one server based on Gentoo + Postfix + Amavis-new + Maildrop $ cat /etc/gentoo-release Gentoo Base System release 1.12.9 $ equery list mail-mta/postfix-2.5.5 ...
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votes
3answers
500 views

Web frontend to spamassassin for service providers?

I would like a frontend to spamassassin/amavis (or alike) which can let customers manage their own domains/settings. I do not look for hosted services. I do not mind licensing fees, but I do like open ...
1
vote
1answer
5k views

How do I make changes to spamassassin under zimbra?

We are running a zimbra installation which uses spamassassin to filter mail. I have not installed this myself so I am not completely sure if this is a plain vanilla installation. The zimbra ...
0
votes
2answers
10k views

Amavis-new whitelist

Hi to the Linux community. I'm coming from a Windows Server background so have mercy. I'm attempting to whitelist some domains and although I know this isn't the best way of doing so its just a one ...
0
votes
1answer
508 views

setting rpmforge repository for Linux (RHEL)

I had a Linux centos(5.5) machine, on this i had deployed amavisd (with clamav and spamassassin). Referred these: http://wiki.centos.org/HowTos/Amavisd ...
2
votes
1answer
1k views

amavisd Net server pid file already exists after system crash and startup

whenever i have an unclean shutdown, which is often due to power failure most of the time i get problems with amavis starting up. The error amavisd Net server pid_file already exists for running ...
0
votes
1answer
217 views

Auto Bcc using amavis

I have installed amavisd-new ,spamassissin , postfix server. I want to implement the autobcc feature using amavisd. so please help me. Thanks in advance...
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vote
2answers
970 views

Create a blacklist

I have installed postfix, amavisd, spamassassin and clamd. I want to specify a sender to blacklist. How can I do this?
2
votes
2answers
283 views

SpamAssassin 2010 Bug still active on my mailserver despite the offending rule being fixed - where to look to fix?

The SpamAssassin 2010 bug was supposed to be fixed not long after the bug became widely known, and indeed the offending rule in my /usr/share/spamassassin/72_active.cf has been updated. However, ...
5
votes
1answer
1k views

Stop Outgoing Spam Already Tagged as Spam

I run a Postfix server with Amavis and Spamassassin among other things. Postfix receives mail from the outside world and passes it on to Amavis. Amavis has Spamassassin rate the mail, and then tags it ...
4
votes
1answer
514 views

Amavis and Postfix VirusMails

I have a postfix server with amavisd and a clamav scanner. I have encountered a situation where clamav has issued false positives and quarantined messages in /var/virusmails/ What is the simplest way ...
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vote
1answer
1k views

How to tell spam-assassin not to quarantine tagged emails?

I'm running my own postfix mail-server at home with a setup similar to this one. I opted to deliver tagged spam via dovecot to the user's spam-mailbox, so that they can review tagged emails if they ...
1
vote
1answer
577 views

How to monitor ClamAV?

I have a postfix mailserver with amavis as a content_filter setup successfully an now I wonder how I can monitor if clamav is working properly. The clamav logfile is empty and I can not see any trace ...
1
vote
4answers
6k views

Filtering spam to an IMAP folder with postfix, policyd and amavis?

Using amavisd-new, I'm successfully marking multiple headers and accurately reporting most spam. However, right now I'm delivering it to the inbox and I would like to have a Junk folder instead. ...
3
votes
2answers
6k views

amavis + SA not marking messages as spam

I'm running Postfix + amavis + SpamAssassin. Messages are coming through just fine, and they're getting X-Spam-Score as I would expect, along with X-Spam-Status values, implying that SA is doing ...
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votes
2answers
1k views

How to forward mail classified as spam by spamassassin to dspam?

i'm using postfix, amavis-new, clamav and spamassassin. Now I'm thinking of having dspam together, and training dspam from data collected by spamassassin. Any possible way to forward mail classified ...
0
votes
1answer
1k views

Postfix Mail Filter Stops Delivering Mail

I have an internet facing postfix mail filter (debian lenny) that sits in front of all our other mailservers on our network, and scans our mail using amavisd-new, clamav, spamassassin, and ...
3
votes
2answers
2k views

Unable to understand the folder /var/virusmails in Mac OS X

I was completing the instructions in finding MySQL's password, when I saw this My var at Root has the folder /var/virusmails which name is strange. The user of the folder is _amavisd which I do ...
4
votes
2answers
1k views

postfix skip spam checks for authorized SMTP

Is there any way to configure postfix to skip spam/antivirus checks for those smtp connections that are SMTP-AUTH'ed? I would like to keep all the standard checks for external smtp traffic, but for my ...
1
vote
2answers
404 views

amavisd-new process “jamming”

I have a mailfilter system based on that described at: http://www200.pair.com/mecham/spam/ (Debian Lenny, postfix / amavisd-new / spamassassin / policy-weightd, etc.) This system has been running ...