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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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 ...
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901 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 ...
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1k 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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142 views

Modern MLM Software with Brains?

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, ...
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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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2k 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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153 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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285 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 ...
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801 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
8k 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 ...
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2answers
2k 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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46 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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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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2answers
642 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 ...
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1answer
449 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
505 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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3answers
440 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 ...
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1answer
4k 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 ...
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2answers
8k 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 ...
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1answer
505 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 ...
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1answer
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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 ...
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203 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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804 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?
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2answers
280 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, ...
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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 ...
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1answer
487 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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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 ...
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1answer
495 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 ...
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4answers
5k 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. ...
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2answers
5k 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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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 ...
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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 ...
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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 ...
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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 ...
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2answers
395 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 ...
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2answers
207 views

How is spamassasin called by amavisd-new?

I initially thought amavisd passed incoming email message through to spamassin via the spamd daemon but now the spamd daemon is down on my new test email relay and the messages are still being flagged ...