Tag: qmail

How to find/locate a Spammer on a Linux Plesk server?

If you feel emails are saturated in the Plesk Qmail mail queue, there is a possibility that your Plesk server is been used for sending spam emails. On a Plesk server relaying is not allowed by default so following are the ways spamming is mostly done. They are explained below […]

Howto manage Mail queue in qmail using Qmhandle?

Qmhandle is a 3rd party application to manage mail queue of Qmail. Though Qmail has it’s own commands but it’s worth using Qmhandle. 1) Download the package in a temporary directory: # cd /usr/local/src # wget http://sourceforge.net/projects/qmhandle/files/qmhandle-1.3/qmhandle-\ 1.3.0/qmhandle-1.3.0.tar.gz/download 2) Unpack it and goto the directory # tar -zxf qmhandle-1.3.0.tar.gz # […]

Linux How to bind Qmail to specific IP address

qmail is a mail transfer agent that runs on Linux and Unixish oses. It is more secure replacement for the popular Sendmail program. Yes, it is possible to bind Qmail to specific IP. Here is what I did. Please note that I am running light weight QMAIL server from xinetd […]

How To Install Qmailtoaster (CentOS 5.3)

Qmailtoaster (www.qmailtoaster.com) is a project that aims to make the installation of Qmail onto RPM based systems a snap. All of the packages are distributed in source RPMs so building the packages for your particular distro and architecture is as easy as running a script or a simple command for […]

DKIM and DomainKeys for qmail

DomainKeys and its successor DomainKeys Identified Mail (DKIM) are technologies that allow organizations to take responsibility for a message. This is done by cryptographically signing an email as it leaves an organization in route to its destination. The signature can be verified using the DNS system to establish trust. In […]

How to increase simultaneous/concurrent email deliveries in Plesk Qmail?

By default Qmail allows a maximum of 10 local and 20 remote deliveries of emails simultaneously. In order to increase the number of concurrent local and remote email deliveries in Qmail, the values in the concurrencylocal and Time works eyeliner and ed pills keep works Organic louis vuitton handbags last […]

How to find/locate a Spammer on a Linux Plesk server?

If you feel emails are saturated in the Plesk Qmail mail queue, there is a possibility that your Plesk server is been used for sending spam emails. On a Plesk server relaying is not allowed by default so following are the ways spamming is mostly done 1) using CGI by […]