Cisco Cisco Email Security Appliance X1050 Guía Del Usuario
39-8
Cisco AsyncOS 8.5 for Email User Guide
Chapter 39 Optimizing the Appliance for Outbound Mail Delivery Using D-Mode
Sending Bulk Mail Using IronPort Mail Merge (IPMM)
Command Descriptions
When a client injects IPMM messages to the listener, it uses extended SMTP with the following key
commands.
commands.
XMRG FROM
Syntax:
XMRG FROM: <
sender email address
>
This command replaces the SMTP
MAIL FROM:
command and indicates that what follows is an IPMM
message. An IPMM job is initiated with the
XMRG FROM:
command.
XDFN
Syntax:
XDFN
<
KEY
=
VALUE
>
[
KEY=VALUE
]
The
XDFN
command sets the per-recipient metadata. Note that key-value pairs can optionally be enclosed
in angle brackets or square brackets.
*PARTS
is a special reserved variable that indicates the index number as defined by the
XPRT
command
(described below). The
*PARTS
variable is split as a comma-delimited list of integers. The integers match
the body parts to be sent as defined by the
XPRT
commands. The other reserved variables are:
*FROM
,
*TO
,
and
*DATE
.
XPRT
Syntax:
The
XPRT
command replaces the SMTP
DATA
command. The command accepts the transfer of the
message part after the command is issued. The command is completed with a single period on a line
followed by a return (which is the same way an SMTP
followed by a return (which is the same way an SMTP
DATA
command is completed).
The special keyword
LAST
indicates the end of the mail merge job and must be used to specify the final
part that will be injected.
After the
LAST
keyword is used, the message is queued, and delivery begins.
Notes on Defining Variables
•
When you define variables with the
XDFN
command, note that the actual command line cannot exceed
the physical limit of the system. In the case of the D-Mode-enabled appliance, this limit is 4
kilobytes per line. Other host systems may have lower thresholds. Use caution when defining
multiple variables on very large lines.
kilobytes per line. Other host systems may have lower thresholds. Use caution when defining
multiple variables on very large lines.
XPRT index_number LAST
Message
.