Cisco Cisco Web Security Appliance S160 User Guide

By default, the Web Proxy displays a notification page informing users they were blocked and the reason 
for the block.

Most notification pages display a different set of codes that may help administrators or Cisco Customer 
Support troubleshoot any potential problem. Some codes are for Cisco internal use only. The different 
codes that might appear in the notification pages are the same as the variables you can include in 
customized notification pages, as shown in 

.

The table describes the different notification pages users might encounter. 

ERR_ACCEPTED

Feedback Accepted,
Thank You

Notification page that is displayed after the 
users uses the “Report Misclassification” 
option.

The misclassification report has been sent. 
Thank you for your feedback.

ERR_ADAPTIVE_SECUR
ITY 

Policy: General

Block page that is displayed when the user is 
blocked due to the Adaptive Scanning feature. 

Based on your organization’s security policies, 
this web site <URL> has been blocked because 
its content has been determined to be a security 
risk.

ERR_ADULT_CONTENT

Policy Acknowledgment

The warning page that is displayed when the 
end-user accesses a page that is classified as 
adult content. Users can click an 
acknowledgment link to continue to the 
originally requested site.

You are trying to visit a web page whose 
content are rated as explicit or adult. By 
clicking the link below, you acknowledge that 
you have read and agree with the organization's 
policies that govern the usage of the Internet 
for this type of content. Data about your 
browsing behavior may be monitored and 
recorded. You will be periodically asked to 
acknowledge this statement for continued 
access to this kind of web page.

Click here to accept this statement and access 
the Internet.

ERR_AVC

Policy: Application 
Controls

Block page that is displayed when the user is 
blocked due to the Application Visibility and 
Control engine.

Based on your organization’s access policies, 
access to application %1 of type %2 has been 
blocked.

ERR_BAD_REQUEST

Bad Request

Error page that results from an invalid 
transaction request.

The system cannot process this request. A 
non-standard browser may have generated an 
invalid HTTP request.

If you are using a standard browser, please 
retry the request.

ERR_BLOCK_DEST

Policy: Destination

Block page that is displayed when the user tries 
to access a blocked website address.

Based on your organization’s Access Policies, 
access to this web site <URL> has been 
blocked.