HP Email Firewall Appliance manual Customizing System Messages, Following variables can be used

A CUSTOMIZING SYSTEM MESSAGES

Message variables can be used to customize the content of notification, annotation, and delivery messages. The 3Com Email Firewall will substitute your local settings for the variables at the time the message is sent.

For example, in the following Delivery Failure Notification message from Mail Delivery -> Delivery Settings, the %HOSTNAME% variable will be replaced with the hostname of your 3Com Email Firewall.

The following variables can be used:

Table 5 System Message Variables

Variable	Value	Example
%PROGRAM% or	3Com Email Firewall
%PRODUCT%