Cisco Cisco Email Security Appliance C160 Guía Del Usuario
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Cisco AsyncOS 8.0.2 for Email User Guide
Chapter 29 System Administration
Setting Up to Download Upgrades and Updates
Use the Security Services > Service Updates page to choose upgrading and updating methods (streaming
is the default), as well as configure the system for these processes. For more information, see
is the default), as well as configure the system for these processes. For more information, see
. Optionally, use the
updateconfig
command in the CLI.
Upgrading Clustered Systems
If you are upgrading clustered machines, please see
Downloading Upgrades and Updates from the Cisco IronPort Servers
The Cisco appliance can connect directly to the Cisco update servers to find and download upgrades and
updates:
updates:
Figure 29-1
Streaming Update Method
Cisco Systems uses a distributed server architecture to make sure customers can quickly download
AsyncOS upgrades and service updates wherever in the world they are located. Because of this
distributed server architecture, the Cisco update servers use dynamic IP addresses. If you have strict
firewall policies, you may need to configure a static location instead. For more information, see
AsyncOS upgrades and service updates wherever in the world they are located. Because of this
distributed server architecture, the Cisco update servers use dynamic IP addresses. If you have strict
firewall policies, you may need to configure a static location instead. For more information, see
Configuring Your Network for Downloads
You will need to create a firewall rule to allow downloading of upgrades from Cisco update servers on
ports 80 and 443.
ports 80 and 443.
Configuring the Appliance to Receive Upgrades and Updates in Strict Firewall Environments
The Cisco IronPort upgrade and update servers use dynamic IP addresses. If you have strict firewall
policies, you may need to configure a static location for updates and AsyncOS upgrades.
policies, you may need to configure a static location for updates and AsyncOS upgrades.
Procedure
Step 1
Contact Cisco Customer support to obtain the static URL address.
Step 2
Create a firewall rule to allow downloading of upgrades and updates from the static IP address on port 80.
Step 3
Choose Security Services > Service Updates.
Step 4
Click Edit Update Settings.
Step 5
On the Edit Update Settings page, in the “Update Servers (images)” section, choose Local Update
Servers and enter the static URL received in step
Servers and enter the static URL received in step
McAfee Anti-Virus definitions.
Your IronPort Appliance
IronPort Systems
Update Servers
HTTP connection through firewall