Cisco Cisco Email Security Appliance C190 Guía Del Usuario
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User Guide for AsyncOS 10.0 for Cisco Email Security Appliances
Chapter 39 Logging
Log Types
Using NTP Logs
NTP Log Example
In this example, the NTP log shows the appliance polling the NTP host twice.
Using Scanning Logs
The scanning log contains all LOG and COMMON messages for the appliance’s scanning engines. See
the Alerts section of the “System Administration” chapter for a list of available the COMMON and LOG
alert messages.
the Alerts section of the “System Administration” chapter for a list of available the COMMON and LOG
alert messages.
Scanning Log Example
In this example, the log shows the history of an appliance sending a warning alert concerning Sophos
anti-virus.
anti-virus.
Table 39-19
NTP Log Statistics
Statistic
Description
Timestamp
Time that the bytes were transmitted
Message
The message consists of either a Simple Network Time Protocol (SNTP) query to
the server, or an adjust: message
the server, or an adjust: message
Thu Sep 9 07:36:39 2004 Info: sntp query host 10.1.1.23 delay 653 offset -652
Thu Sep 9 07:36:39 2004 Info: adjust: time_const: 8 offset: -652us next_poll: 4096
Thu Sep 9 08:44:59 2004 Info: sntp query host 10.1.1.23 delay 642 offset -1152
Thu Sep 9 08:44:59 2004 Info: adjust: time_const: 8 offset: -1152us next_poll: 4096
Table 39-20
Scanning Log Statistics
Statistic
Description
Timestamp
Time that the bytes were transmitted
Message
The message consists of an application fault, sent alert, failed alert, or log error
message for one of the scanning engines.
message for one of the scanning engines.
Wed Feb 23 22:05:48 2011 Info: Internal SMTP system attempting to send a message to
alerts@example.com with subject 'Warning <Anti-Virus> mail3.example.com: sophos
antivirus - The Anti-Virus database on this system is...' (attempt #0).
Wed Feb 23 22:05:48 2011 Info: Internal SMTP system successfully sent a message to
alerts@example.com with subject 'Warning <Anti-Virus> mail3.example.com: sophos
antivirus - The Anti-Virus database on this system is...'.
Wed Feb 23 22:05:48 2011 Info: A Anti-Virus/Warning alert was sent to alerts@example.com
with subject "Warning <Anti-Virus> mail3.example.com: sophos antivirus - The Anti-Virus
database on this system is...".