Security

chkrootkit: false positive on port 465

On my Debian Etch server I’ve got Zimbra Open Source Edition mail solution installed and when I use chkrootkit to scan for rootkits it reports the following Checking `bindshell’… INFECTED (PORTS: 465) After a quick research I realized that this port 465 is SMTP over SSL on a Zimbra installation. Further investigation reveals that port […]

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Linux

Alias root mail to an Zimbra account

To receive root mail from the server I’ve had to make a change in the /opt/zimbra/postfix-2.4.3.4z/conf/aliases file. Uncomment the following line root: user@example.com The postfix daemon have to reread it’s config files before this change is recognized. Do the following as zimbra user /opt/zimbra/bin/postfix reload

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Linux

Problem sending e-mail from console

After installing Zimbra 5.0.x on my Debian Etch 4.0 server some of my shell scripts couldnæt send mail anymore. The reason to this behaviour was that I hadn’t removed the Exim mail server package, and I wouldnt do it either. The solution to this problem was to remove exim or locate the sendmail binaries and remove […]

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Linux

How to configure postfix virtual domains

I will assume that your postfix configuration directory is /etc/postfix and your postfix version is around 2.0.14 1. Edit /etc/postfix/virtual This is a plaintext file where you can specify the domains and users to accept mail for. Each virtual domain should begin with a single line containing the domain name. The subsequent lines define addresses […]

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