Cisco Cisco Email Security Appliance C170 Guia Do Utilizador

Página de 1210
 
16-14
Cisco AsyncOS 9.0 for Email User Guide
 
Chapter 16      File Reputation Filtering and File Analysis
  Troubleshooting File Reputation and Analysis
Log Files 
In logs: 
AMP
 and 
amp
 refer to the file reputation service or engine.
Retrospective
 refers to verdict updates. 
VRT
 and 
sandboxing 
refer to the file analysis service. 
File reputation filtering and analysis events are logged in AMP Engine logs and Mail logs. 
In the log message "Response received for file reputation query" possible values for "upload action" are: 
0: The file is known to the reputation service; do not send for analysis. 
1: Send 
2: The file is known to the reputation service; do not send for analysis.
Using Trace 
Trace is not available for the file reputation filtering and analysis features. Instead, send a test message 
from an account outside your organization. 
Several Alerts About Failure to Connect to File Reputation or File Analysis 
Servers 
Problem
You receive several alerts about failures to connect to the file reputation or analysis services in 
the cloud. (A single alert may indicate only a transient issue.) 
Solution
Ensure that you have met the requirements in 
Check for network issues that may prevent the appliance from communicating with the cloud 
services. 
Increase the Query Timeout value: 
 Select Security Services >  File Reputation and Analysis. The Query Timeout value is in the 
Advanced settings area.