Cisco Cisco Web Security Appliance S370 사용자 가이드
22-33
AsyncOS 9.1.1 for Cisco Web Security Appliances User Guide
Chapter 22 Perform System Administration Tasks
Reverting to a Previous Version of AsyncOS for Web
Step 3
Configure the settings, referencing the following information:
Step 4
Submit and commit your changes.
Related Topics
•
.
•
.
•
Reverting to a Previous Version of AsyncOS for Web
AsyncOS for Web supports the ability to revert the AsyncOS for Web operating system to a previous
qualified build for emergency uses.
qualified build for emergency uses.
Setting
Description
Automatic Updates
Choose whether or not to enable automatic updates of the security
components. If you choose automatic updates, enter the time interval. The
default is enabled and the update interval is 5 minutes.
components. If you choose automatic updates, enter the time interval. The
default is enabled and the update interval is 5 minutes.
Upgrade Notifications
Choose whether to display a notification at the top of the Web Interface
when a new upgrade to AsyncOS is available. The appliance only displays
this notification for administrators.
when a new upgrade to AsyncOS is available. The appliance only displays
this notification for administrators.
For more information, see
Update Servers (list)
Whether to download the list of available upgrades and updates (the
manifest XML file) from the Cisco update servers or a local web server.
manifest XML file) from the Cisco update servers or a local web server.
When you choose a local update server, enter the full path to the manifest
XML file for the list including the file name and port number for the
server. If you leave the port field blank, AsyncOS uses port 80. If the
server requires authentication, you can also enter a valid user name and
passphrase.
XML file for the list including the file name and port number for the
server. If you leave the port field blank, AsyncOS uses port 80. If the
server requires authentication, you can also enter a valid user name and
passphrase.
•
The URL for obtaining the manifest for hardware appliances is:
https://update-manifests.ironport.com
•
The URL for obtaining the manifest for virtual appliances is:
https://update-manifests.sco.cisco.com
Update Servers (images)
Whether to download upgrade and update images from the Cisco update
servers or a local web server.
servers or a local web server.
When you choose a local update server, enter the base URL and port
number for the server. If you leave the port field blank, AsyncOS uses port
80. If the server requires authentication, you can also enter a valid user
name and passphrase.
number for the server. If you leave the port field blank, AsyncOS uses port
80. If the server requires authentication, you can also enter a valid user
name and passphrase.
Routing Table
Choose which network interface’s routing table to use when contacting the
update servers.
update servers.
Proxy Server (optional)
If an upstream proxy server exists and requires authentication, enter the
server information and user name and passphrase here.
server information and user name and passphrase here.