Cisco Cisco Email Security Appliance C170 Guia Do Utilizador
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Cisco AsyncOS 8.0.1 for Email User Guide
Chapter 34 Logging
Log Subscriptions
Logging Message Headers
In some cases, it is necessary to record the presence and contents of a message’s headers as they pass
through the system. You specify the headers to record in the Log Subscriptions Global Settings page (or
via the
through the system. You specify the headers to record in the Log Subscriptions Global Settings page (or
via the
logconfig
->
logheaders
subcommand in the CLI). The Cisco appliance records the specified
message headers in the IronPort Text Mail Logs, the IronPort Delivery Logs, and the IronPort Bounce
Logs. If the header is present, the system records the name of the header and the value. If a header is not
present, nothing is recorded in the logs.
Logs. If the header is present, the system records the name of the header and the value. If a header is not
present, nothing is recorded in the logs.
Note
The system evaluates all headers that are present on a message, at any time during the processing of the
message for recording, regardless of the headers specified for logging.
message for recording, regardless of the headers specified for logging.
Note
The RFC for the SMTP protocol is located at
http://www.faqs.org/rfcs/rfc2821.html
and defines user-defined headers.
Note
If you have configured headers to log via the
logheaders
command, the header information appears after
the delivery information:
For example, specifying “date, x-subject” as headers to be logged will cause the following line to appear
in the mail log:
in the mail log:
Configuring Global Settings for Logging Using the GUI
Procedure
Step 1
Choose System Administration > Log Subscriptions.
Step 2
Scroll down to the Global Settings section.
Step 3
Click Edit Settings.
Step 4
Specify information including the system measurement frequency, whether to include Message-ID
headers in mail logs, whether to include the remote response, and whether to include the original subject
header of each message.
headers in mail logs, whether to include the remote response, and whether to include the original subject
header of each message.
Step 5
Enter any other headers you wish to include in the logs.
Step 6
Submit and commit your changes.
Table 34-35
Log Headers
Header name
Name of the header
Value
Contents of the logged header
Tue May 31 10:14:12 2005 Info: Message done DCID 0 MID 3 to RID [0] [('date', 'Tue, 31
May 2005 10:13:18 -0700'), ('x-subject', 'Logging this header')]