User manual

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Copyright (c) 1992-2006 GRISOFT, s.r.o. All rights reserved.
AVG Linux Email Server / User Manual
4
2. Before Installation
2.1. Prerequisites
Before installing AVG for Linux E-mail Server you must verify that your system
meets the following requirements:
a)
Libraries
The following libraries are required in order to ensure the AVG for Linux
kernel can be installed and run properly:
o
libc.so.6
b)
Open Source E-mail Servers Supported
o
sendmail
The traditional sendmail mail transport agent (MTA, Linux synonym
for lightweight e-mail server) is included in most modern Linux
distributions. The latest version is also available for free at
http://www.sendmail.org.
o
qmail
The latest version is available for free at http://cr.yp.to/qmail.html;
an extensive description of download, installation, and maintenance
issues related to
qmail is also provided at http://www.lifewithqmail.org.
o
postfix
The postfix MTA is a popular alternative to the widely used sendmail
e-mail server; the latest version is available for free at
http://www.postfix.org/.
o
exim
This MTA can be also used as replacement for the common
sendmail e-mail server, although its configuration and maintenance
principles differ; the latest version of the
exim e-mail server is available
for free at
http://www.exim.org.
c)
Commercial E-mail Servers Supported
o
Lotus Notes/Domino Server for Linux
o
Kerio MailServer for Linux
d)
AMaViS – A Mail Virus Scanner
One of the varieties of AMaViS (amavis, amavisd, amavisd-new or
amavis-ng) is needed for the sendmail, postfix, exim and qmail mail
transport agents in order to enable e-mail scanning with the use of
AVG for
Linux E-mail Server
. AMaViS is available for free at http://www.amavis.org.
Note: We recommend using the amavisd-new scanner which offers the best
compatibility with
AVG for Linux E-mail Server and better overall
performance for all supported mail transport agents.