Cisco Cisco Email Security Appliance C160 Mode D'Emploi
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Cisco AsyncOS 8.5.5 for Email Security User Guide
Chapter 32 System Administration
Reverting to a Previous Version of AsyncOS
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This feature requires a unique IPv4 address for the dedicated Remote Power Management interface.
This interface is configurable only via the procedure described in this section; it cannot be
configured using the
This interface is configurable only via the procedure described in this section; it cannot be
configured using the
ipconfig
command.
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In order to cycle appliance power, you will need a third-party tool that can manage devices that
support the Intelligent Platform Management Interface (IPMI) version 2.0. Ensure that you are
prepared to use such a tool.
support the Intelligent Platform Management Interface (IPMI) version 2.0. Ensure that you are
prepared to use such a tool.
•
For more information about accessing the command-line interface, see the CLI reference guide.
Procedure
Step 1
Use SSH, telnet, or the serial console port to access the command-line interface.
Step 2
Sign in using an account with Administrator access.
Step 3
Enter the following commands:
remotepower
setup
Step 4
Follow the prompts to specify the following:
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The dedicated IP address for this feature, plus netmask and gateway.
•
The username and password required to execute the power-cycle command.
These credentials are independent of other credentials used to access your appliance.
Step 5
Enter
commit
to save your changes.
Step 6
Test your configuration to be sure that you can remotely manage appliance power.
Step 7
Ensure that the credentials that you entered will be available to you in the indefinite future. For example,
store this information in a safe place and ensure that administrators who may need to perform this task
have access to the required credentials.
store this information in a safe place and ensure that administrators who may need to perform this task
have access to the required credentials.
Related Topics
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Reverting to a Previous Version of AsyncOS
AsyncOS includes the ability to revert the AsyncOS operating system to a previous qualified build for
emergency uses.
emergency uses.
Reversion Impact
Using the
revert
command on a appliance is a very destructive action. This command destroys all
configuration logs and databases. Only the network information for the management interface is
preserved--all other network configuration is deleted. In addition, reversion disrupts mail handling until
the appliance is reconfigured. Because this command destroys network configuration, you may need
physical local access to the appliance when you want to issue the
preserved--all other network configuration is deleted. In addition, reversion disrupts mail handling until
the appliance is reconfigured. Because this command destroys network configuration, you may need
physical local access to the appliance when you want to issue the
revert
command.