Cisco Cisco Web Security Appliance S170

 describes the new features and enhancements that have been added in the Cisco IronPort 

AsyncOS 7.5.7 for Web release. It references where you can find more details in the IronPort AsyncOS 
for Web User Guide. You can view these chapters in the PDF or the online help. You might also find it 
useful to review release notes from earlier releases. 

Cisco IronPort AsyncOS 7.5.7 for Web User Guide includes documentation for all features. For 
customers who will run 7.5.7 in Cloud Connector mode, the following documentation will be most useful 
to you:

Chapter 7, “Cloud Web Security Connector” in the Cisco IronPort AsyncOS 7.5.7 for Web User 
Guide. 

Cisco ScanCenter Administrator Guide, which is available from www.cisco.com:



http://www.cisco.com/en/US/docs/security/web_security/scancenter/sc5200a/Administration.html

You can upgrade to release 7.5.7-048 from the following versions:

7.1.3-031

7.5.0-833

7.5.1-079

7.5.1-201

7.5.2-118

7.5.2-303

7.5.7-040

To ensure a successful upgrade, you must complete some steps before you start the upgrade process. For 
detailed information about these prerequisites, see 

.

Cloud Web 
Security 
Connector

The 7.5.7 release introduces a new configuration mode, which allows you to 
connect to and direct traffic to Cisco Cloud Web Security for policy enforcement 
and threat defense. Documentation for the Cloud Connector is in 

Chapter 7, “Cloud 

Web Security Connector”

. To put the Web Security appliance in Cloud Connector 

mode, begin with 

Configuring the Cloud Connector

.

After upgrading to AsyncOS 7.5.7, if you plan to use the appliance in 
Cloud Connector mode, do not put the appliance into Standard mode using 
the System Setup Wizard. Put the appliance directly into Cloud Connector 
mode. See Known Issue CSCuh97153 for more information.