Cisco Cisco Email Security Appliance C190 Guía Del Usuario
38-39
Cisco AsyncOS 9.5 for Email User Guide
Chapter 38 Logging
Log Subscriptions
Log Subscriptions
•
•
•
•
•
Configuring Log Subscriptions
Use the Log Subscriptions page on the System Administration menu (or the
logconfig
command in the
CLI) to configure a log subscription. Log subscriptions create log files that store information about
AsyncOS activity, including errors. A log subscription is either retrieved or delivered (pushed) to another
computer. Generally, log subscriptions have the following attributes:
AsyncOS activity, including errors. A log subscription is either retrieved or delivered (pushed) to another
computer. Generally, log subscriptions have the following attributes:
Log Levels
Log levels determine the amount of information delivered in a log. Logs can have one of five levels of
detail. A more detailed setting creates larger log files and puts more drain on system performance. More
detailed settings include all the messages contained in less detailed settings, plus additional messages.
As the level of detail increases, system performance decreases.
detail. A more detailed setting creates larger log files and puts more drain on system performance. More
detailed settings include all the messages contained in less detailed settings, plus additional messages.
As the level of detail increases, system performance decreases.
Table 38-32
Log File Attributes
Attribute
Description
Log type
Defines the type of information recorded and the format of the log
subscription. See Table 38-1, “Log Types,” on page 2 for more
information.
subscription. See Table 38-1, “Log Types,” on page 2 for more
information.
Name
Nickname for the log subscription to be used for your future reference.
Rollover by File Size
The maximum size the file can reach before rolling over.
Rollover by Time
Sets the time interval for file rollovers.
Log level
Sets the level of detail for each log subscription.
Retrieval method
Defines how the log subscription will be obtained from the Email Security
appliance.
appliance.
Log filename
Used for the physical name of the file when written to disk. If multiple
Email Security appliances are being used, the log filename should be
unique to identify the system that generated the log file.
Email Security appliances are being used, the log filename should be
unique to identify the system that generated the log file.