Cisco Cisco Email Security Appliance C650 ユーザーガイド
C H A P T E R
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User Guide for AsyncOS 9.7 for Cisco Email Security Appliances
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Logging
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Overview
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Understanding Log Files and Log Subscriptions
Logs are a compact, efficient method of gathering critical information about the email operations of
AsyncOS. These logs record information regarding activity on your appliance. The information will vary
depending upon the log you view, for example, Bounce logs or Delivery logs.
AsyncOS. These logs record information regarding activity on your appliance. The information will vary
depending upon the log you view, for example, Bounce logs or Delivery logs.
Most logs are recorded in plain text (ASCII) format; however, delivery logs are formatted in binary for
resource efficiency. The ASCII text information is readable in any text editor.
resource efficiency. The ASCII text information is readable in any text editor.
Cisco offers the M-Series Content Security Management appliance for centralized reporting and tracking
tool for logs from multiple Email Security appliances. See your Cisco representative for more
information.
tool for logs from multiple Email Security appliances. See your Cisco representative for more
information.
A log subscription associates a log type with a name, logging level, and other constraints such as size
and destination information; multiple subscriptions for the same log type are permitted.
and destination information; multiple subscriptions for the same log type are permitted.
Log Types
The log type indicates what information will be recorded within the generated log such as message data,
system statistics, binary or textual data. You select the log type when creating a log subscription. See
system statistics, binary or textual data. You select the log type when creating a log subscription. See
for more information.