Cisco Cisco Email Security Appliance C160

Some messages are not encrypted as expected. 

This can occur if "TLS Required - Verify Hosted Domains" is enabled for 
the Destination Domain and the destination Mail Transfer Agent (MTA) 
does not offer STARTTLS. 

Workaround: Do not enable "TLS Required - Verify Hosted Domains." 

Alerts about Python restart. 

This occurs only on C170 models, and can occur when: 

connectivity to the cloud is lost 

a large number of files is simultaneously uploaded for analysis 

Workaround: None

Some SHA values are not displayed in the Completed section of the file 
analysis reports page 

Workaround: None

If the File analysis feature key is renewed before the File reputation key is 
renewed, the file reputation service does not function. 

Workaround: On the Security Services > File Reputation and Analysis 
page, disable and then Enable Advanced Malware Protection. 

In cluster mode, File analysis should be disabled by default while enabling 
Advanced Malware Protection. 

Workaround: None

In cluster mode, File Analysis settings cannot be edited on an appliance 
with an expired feature key. 

Workaround: Login from an Email Security appliance where the feature key 
is not expired and edit the File Analysis settings. 

Inline images are shown as attachments on CRES encrypted messages.

Workaround: Not available

Cisco Web Security Services connection status on URL Filtering page 
does not show the connection status of the cluster.

Workaround: Not available

URL on the first line of the message body is not detected by URL Filter 
in Trace.

Workaround: Add a newline or a text before the URL.