Cisco Cisco Email Security Appliance X1070 릴리즈 노트

Installation Notes

Release Notes for Cisco IronPort AsyncOS 7.5.1 for Email

OL-25139-02

Feature Keys

The AsyncOS appliance checks for and applies feature keys at one minute
intervals. Therefore, when you add a feature key, it may take up to a minute to
view the changes. [Defect ID: 29160]

Upgrading to the AsyncOS 7.5.1 Release

For the AsyncOS 7.5.1 release, please use the following instructions to upgrade
your Email Security appliance.

Step 1

Save the XML configuration file off the IronPort appliance.

Step 2

If you are using the Safelist/Blocklist feature, export the Safelist/Blocklist
database off the IronPort appliance.

Step 3

Suspend all listeners.

Step 4

Wait for the queue to empty.

Step 5

From the System Administration tab, select the System Upgrade page.

Step 6

Click the Available Upgrades button. The page refreshes with a list of available
AsyncOS upgrade versions.

Step 7

Click the Begin Upgrade button and your upgrade will begin. Answer the
questions as they appear.

Step 8

When the upgrade is complete, click the Reboot Now button to reboot your
IronPort appliance.

Step 9

Resume all listeners.

Performance Advisory

RSA Email DLP - Enabling RSA Email DLP for outbound traffic on an appliance
that is also running anti-spam and anti-virus scanning on inbound traffic can cause
a performance decrease of less than 10%. Appliances that are only running
outbound messages and are not running anti-spam and anti-virus may experience
a significant performance decline.