Cisco Cisco Email Security Appliance C190

For the most current and complete documentation, see the PDF version of the user guide for AsyncOS 
for Cisco Email Security Appliances. Online help may not include the most current and complete 
information.

The maximum depth of attachment recursion to scan (configured using Scan Behavior page or 
scanconfig command in CLI) is 50. In the online help, this value is incorrect. 

References in Online Help to Unsupported Hardware Models. Please disregard references in the 
online help to any hardware models that are not supported in this release. 

The criteria for evaluating a file’s reputation and for sending files for analysis may change at any time. 
Criteria are available only to registered Cisco customers. See File Criteria for Advanced Malware 
Protection Services for Cisco Content Security Products, available from 

. 

In order to access this document, you must have a Cisco customer account with a support contract. To 
register, visit

See the following sections before upgrading: 

Hardware appliances: This release is supported only on certain models. See 

. 

Virtual appliances: To ensure that you obtain all of the benefits of this release, see 

Cluster configurations (centralized management): Take action before you upgrade your cluster. 
See 

. 

To ensure a successful upgrade: You must complete some steps before you start the upgrade 
process. For details on these prerequisites, see 

.

8.0.1-023

8.5.6-092

8.5.6-106

8.6.0-050

9.0.0-448