User Guide

Appendix A 87
MaximalIncomingMessageSize=64…204800 – maximum size (Kb) of an
incoming message. The default value is: 10240.
MaximalIncomingMessagesPerSession=1…1024 – maximum number of
messages that can be received during one mail session. The default
value is: 100.
MaximalIncomingRcptsPerMessage=1…1024 – maximum number of
recipients of a single message. The default value is: 100.
MaximalIncomingSessionSize=64…2048000 – maximum size (KB) of
incoming messages transferred within a single mail session. The default
value is: 10240.
MaximalIncomingSessionsPerIP=1…1024 – maximum number of open
connections for mail receipt from a single IP address. The maximum
value is: 4.
MaximalOutgoingSessionsPerHost=1…1024 – maximum number of
simultaneous connections for sending messages to a single host. The
maximum value is: 4.
MinimalQueueFreeSpaceSize=0…1000000 – minimum amount of
available disk space in the partition, where the application working
queue is located (MB). If application activity results in an increase of the
queue reducing available space to amount smaller than the specified
limit, the application will temporarily suspend receipt of new messages
until the value returns to the defined minimum. The default value is: 0
(no limit).
The [smtpgw.network] section includes the network settings of the application:
ListenOn – the interfaces and ports used by the Receiver module to receive
email traffic. It is specified as a table (list of values). The default value
is: "0.0.0.0:25" (all available interfaces, port 25).
Hostname – host name that identifies the server where the application is
installed. Required parameter.
Postmaster – mail address used by the application as the <postmaster>
address. Required parameter.
ProtectedDomains – the list of domains that require anti-virus scanning of
email traffic (wildcards "*" and "?" can be used). Required parameter.
The [smtpgw.options] section contains various settings of the smtpgw
component not included in other sections:
LogFilename – full name (including the path) of the log file where results of
smtpgw component operation are written in the text format. If parameter
value is an empty string (LogFilename=), operation information is not
logged. Information can also be written to system log
(LogFilename=syslog).