Cisco Cisco Email Security Appliance C170 Guia Do Utilizador

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Chapter 15      System Administration
15-470
Cisco IronPort AsyncOS 7.1 for Email Configuration Guide
OL-22158-02
Warning
You must have a configuration file for the version you wish to revert to. 
Configuration files are not
 backwards-compatible.
Performing AsyncOS Reversion
To run the 
revert
 command, complete the following steps:
Step 1
Ensure that you have the configuration file for the version you wish to revert to. 
Configuration files are not backwards-compatible. To do this, you can email the 
file to yourself or FTP the file. A simple way to do this is to run the 
mailconfig
 
CLI command. 
Step 2
Save a backup copy of the current configuration of your appliance (with 
passwords unmasked) on another machine.
Note
This is not the configuration file you will load after reverting.
Step 3
If you use the Safelist/Blocklist feature, export the Safelist/Blocklist database to 
another machine.
Step 4
Wait for the mail queue to empty.
Step 5
Log into the CLI of the appliance you want to revert.
When you run the 
revert
 command, several warning prompts are issued. After 
these warning prompts are accepted, the revert action takes place immediately. 
Therefore, do not begin the reversion process until after you have completed the 
pre-reversion steps. 
Step 6
From the CLI, Issue the 
revert
 command.
Note
The reversion process is time-consuming. It may take fifteen to twenty 
minutes before reversion is complete and console access to the IronPort 
appliance is available again.