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BLACKLIST AND WHITELIST FOR ZIMBRA SPAM FILTER

BLACKLIST AND WHITELIST FOR ZIMBRA SPAM FILTER

 

gin to console as “root” user. Edit the amavisd config file /opt/zimbra/conf/amavisd.conf.in,

Add 2 lines:

read_hash(\%whitelist_sender, ‘/opt/zimbra/conf/whitelist’); read_hash(\%blacklist_sender, ‘/opt/zimbra/conf/blacklist’);

Create the list files:

#vi /opt/zimbra/conf/whitelist example.com EOT #vi /opt/zimbra/conf/blacklist spammer@example.com EOT

Restart Service:

#su – zimbra -c ‘zmamavisdctl restart’

Login problem on Zimbra web http (cookies)

Si vous avez ce message d’erreur sur Zimbra voilà la marche à suivre : /opt/zimbra/libexec/zmproxyconfig -e -w -o -a 8080:80:8443:443 -x both -H `zmhostname` Si vous avez une erreur à cette commande là, lancer ensuite celle là : zmprov ms `zmhostname` zimbraReverseProxySSLToUpstreamEnabled FALSE Puis relancer la commande précédente et enfin les commandes suivantes : zmtlsctl […]

catalina.out log rotation

I am interested in catalina.out log file rotation, I have an application where logging to catalina.out is very huge, say 0.5 MB / sec.

So I have written one script to handle this which is shown below.

 

# crontab -l | grep catalina

0,30 * * * * bash /catalina_log_handler.sh  >/dev/null 2>&1

 

# […]

ZIMBRA IMPROVEMENT : RESTRICTED SENDER/SENDER MUST LOGIN ON ZIMBRA 8

powerful mail server, Zimbra has some system security features applied by default. We can also applying some additional security policy to increase mail server protection, such as applying PolicyD and Fail2Ban

All the above security rule may be sufficient, but there are some additional security tips should be considered, especially in the case of SMTP […]

ZIMBRA TIPS : ARCHIVING, HOW TO MAKE AN ARCHIVE FOR EVERY INCOMING AND OUTGOING MAIL

 

One of the important features that are needed on a mail server is archiving, the backup copy of all incoming and outgoing mail.

Although we can do the backup process periodically for every account, archiving more better and efficient because we have all of copy email which 100% similar with the original.

However, beside […]

Zimbra 8 – Adjust max attachment size for email

his sets the maximum attachment size to 50 megabytes. Log into the shell account and type the […]

Postfix on CentOS 6.4

MAIL SERVERSETUP USING POSTFIX ON CENTOS 6.4

Part 1 MTA Postfix

Chapter 1 Email Service Chapter 2 Mail Transfer Agents Chapter 3 Installation and Startup Chapter 4 Postfix Configuration

Part 2 IMAP & POP3 Server

Chapter 5 IMAP and POP3 on Dovecot Chapter 6 MUA Configuration

Part 3 Postfix aliases & access control

Chapter […]

Configure Postfix on CentOS/RHEL 6/5

Postfix is fast and popular SMTP server widely used. The main job of postfix is to relay mail locally or to intended destination outside the network. Some of the most popular SMTP servers are Sendmail, Postfix and Qmail. By default Sendmail comes pre-installed with CentOS/RHEL 5. We will need to remove it and install Postfix. […]

Backup MX Server with RHEL

This post will explain how to configure a backup MX server for queuing mail for two (or more) domains if the primary mail server of those domains become unreachable. I’ve tested this configuration for relaying mail to Microsoft Exchange, Postfix, QMail, Sendmail, Lotus Domino, Merak and other less common mail server without any kind of […]

manage Postfix mail queue

This post will show a simple perl tool to manage (delete) one or more message in Postfix mail queue.

The main script to use is delete-mailq.pl Create a file called delete-mailq.pl in /usr/local/bin with the the following content :

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