MeTA1
Publisher's description:
A modularized message transfer agent consisting of five (or more) persistent processes, four of which are multi-thread.
MeTA1 is a modularized message transfer agent consisting of five (or more) persistent processes, four of which are multi-threaded.
MeTA1 is a message transfer agent that has been designed with these main topics in minds:
- Security
- Reliability
- Efficiency
- Configurability
- Extendibility
MeTA1 consists of five main modules of which only one runs as root:
mcp: the main control program is similar to inetd(8): it starts all other MeTA1 modules and watches over their execution. mcp runs as root in order to bind to port 25 and to change the uid of the processes it starts.
- smtps: the SMTP server receives e-mails.
- smtpc: the SMTP client sends e-mails.
- smar: the address resolver provides lookups in various maps including DNS for mail routing.
- qmgr: the queue manager controls the flow of e-mails through the SMTP servers and clients.
All of these modules run persistently. smtps and smtpc make use of the statethreads library which provides a threading API well suited for Internet applications, smar and qmgr use the POSIX threads API.
The syntax of the MeTA1 configuration file is very simple and resembles C programs or the BIND 9 configuration files. A configuration file does not require any special layout, e.g., tabs or one option per line, but relies on braces and semicolons as structuring elements.
The first release of MeTA1 is intended to be used as a secure and efficient mail gateway. It offers features that are not available in sendmail 8 (or some other open source MTAs), however, it does not provide any builtin support for mail content modification, e.g., masquerading of addresses or changing (addition, removal) of headers. Those features are currently only available via the pmilter API.
You can
free download MeTA1 1.0.PreAlpha30. now.
What's New in This Release:
ยท Several patches related to pmilter functionality have been added.
System Requirements:
No special requirements.
-
Download MeTA1 1.0.PreAlpha30. free
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