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Postfix Flush the Mail Queue

by Vivek Gite on October 25, 2007 · 20 comments

Describes how to flush email queue from a shell prompt under UNIX / Linux operating system.

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Download FreeBSD 6.1 ISO CD Image

by n00b_Programmer on May 9, 2006 · 0 comments

From the FreeBSD 6.1-RELEASE Announcement “It is my great pleasure and privilege to announce the availability of FreeBSD 6.1-RELEASE. This release is the next step in the development of the 6.X branch, delivering several performance improvements, many bugfixes, and a few new features as follows”: Addition of a keyboard multiplexer. This allows USB and PS/2 [...]

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Linux Iptables: How to block or open mail server / SMTP protocol

by LinuxTitli on July 22, 2005 · 9 comments

SMTP is used to send mail. Sendmail, Qmail, Postfix, Exim etc all are used on Linux as mail server. Mail server uses the TCP port 25. Following two iptable rule allows incoming SMTP request on port 25 for server IP address 202.54.1.20 (open port 25): iptables -A INPUT -p tcp -s 0/0 –sport 1024:65535 -d [...]

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