Postfix Overview - Introduction - SCN Research
Postfix Overview - Introduction - SCN Research
Postfix Overview - Introduction - SCN Research
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This information is modified by the u flag<br />
for case folding.<br />
In addition to the form ${name}, the forms $name and<br />
$(name) are also recognized. Specify $$ where a single $<br />
is wanted.<br />
DIAGNOSTICS<br />
Command exit status codes are expected to follow the conventions<br />
defined in .<br />
Problems and transactions are logged to syslogd(8). Corrupted<br />
message files are marked so that the queue manager<br />
can move them to the corrupt queue for further inspection.<br />
SECURITY<br />
This program needs a dual personality 1) to access the<br />
private <strong>Postfix</strong> queue and IPC mechanisms, and 2) to execute<br />
external commands as the specified user. It is therefore<br />
security sensitive.<br />
CONFIGURATION PARAMETERS<br />
The following main.cf parameters are especially relevant<br />
to this program. See the <strong>Postfix</strong> main.cf file for syntax<br />
details and for default values. Use the postfix reload<br />
command after a configuration change.<br />
Miscellaneous<br />
export_environment<br />
List of names of environment parameters that can be<br />
exported to non-<strong>Postfix</strong> processes.<br />
mail_owner<br />
The process privileges used while not running an<br />
external command.<br />
Resource controls<br />
In the text below, transport is the first field in a master.cf<br />
entry.<br />
SEE ALSO<br />
transport_destination_concurrency_limit<br />
Limit the number of parallel deliveries to the same<br />
destination, for delivery via the named transport.<br />
The default limit is taken from the default_destination_concurrency_limit<br />
parameter. The limit is<br />
enforced by the <strong>Postfix</strong> queue manager.<br />
transport_destination_recipient_limit<br />
Limit the number of recipients per message delivery,<br />
for delivery via the named transport. The<br />
default limit is taken from the default_destination_recipient_limit<br />
parameter. The limit is<br />
enforced by the <strong>Postfix</strong> queue manager.<br />
transport_time_limit<br />
Limit the time for delivery to external command,<br />
for delivery via the named transport. The default<br />
limit is taken from the command_time_limit parameter.<br />
The limit is enforced by the <strong>Postfix</strong> queue<br />
manager.<br />
http://www.porcupine.org/postfix-mirror/pipe.8.html<br />
6/26/01
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