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Postfix Recovery Kit - SIOS Protection Suite for Linux

Postfix Recovery Kit

Postfix is a robust, free and open-source mail transfer agent (MTA) that routes and delivers electronic mail to accounts that are external to the system. It was initially written in 1997 by Wietse Venema at the IBM Thomas J. Watson Research Center in New York. It is presented under the IBM Public License 1.0 and was first released in December 1998. According to studies, today, approximately 34% of the publicly reachable mail-servers on the Internet ran Postfix, making it the second most popular mail server behind Exim. Postfix runs on AIX, BSD, HP-UX, Linux, macOS, Solaris, and every Unix-like operating system. Postfix is the default MTA for the macOS, NetBSD and Ubuntu operating systems. In Postfix, the LifeKeeper software supports SIOS Protected Suite for Linux Postfix Recovery Kit.

Postfix plays a multiplicity of roles, all critical to the proper flow of email. It listens to the network for incoming mail, transports mail messages to other servers, and delivers local mail to a local program. The LifeKeeper for Linux Postfix Recovery Kit supports a mechanism to recover Postfix from a failed primary server to a backup server in a LifeKeeper environment. Both LifeKeeper and Postfix ensures Data Integrity throughout the development of the failover process without significant loss of time or human intervention.

SPS for Linux Postfix Recovery Kit


Postfix Recovery Kit


The SIOS Protection Suite Installation Guide provides information on how to plan and install your SPS environment. In addition to presuming the necessary steps for setting up your server, storage device, and network components, it contains details for configuring your LifeKeeper Graphical User Interface (GUI). If the Postfix queue directory and Mailbox Spool directory are on the same file system (LUN) on the shared disk, both directories are protected by creating and extending the Postfix resource hierarchy.

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