Cisco Cisco Email Security Appliance C160 Mode D'Emploi

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If you are using a non-transparent proxy server, you can add the CA certificate used to sign the proxy 
certificate to the appliance. By doing so, the appliance trusts the proxy server communication.

Use the 

updateconfig

 command to configure this option. The following example shows how to 

configure this option.

mail.example.com> updateconfig

...

...

...

Choose the operation you want to perform:

- SETUP - Edit update configuration.

- VALIDATE_CERTIFICATES - Validate update server certificates

- TRUSTED_CERTIFICATES - Manage trusted certificates for updates

[]> trusted_certificates

Choose the operation you want to perform:

- ADD - Upload a new trusted certificate for updates.

[]> add

Paste certificates to be trusted for secure updater connections, blank to quit

Trusted Certificate for Updater:

Paste cert in PEM format (end with '.'):

-----BEGIN CERTIFICATE-----

MMIICiDCCAfGgAwIBAgIBATANBgkqhkiG9w0BAQUFADCBgDELMAkGA1UEBhMCSU4x

DDAKBgNVBAgTA0tBUjENM............................................

-----END CERTIFICATE-----

.

Choose the operation you want to perform:

- ADD - Upload a new trusted certificate for updates.

- LIST - List trusted certificates for updates.

- DELETE - Delete a trusted certificate for updates.

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If you have not yet done so, configure settings that 
apply to all update and upgrade downloads, and set 
up your network to support and optionally 
distribute these downloads. 

Understand when an upgrade is available and 
determine whether to install it. 

Perform required and recommended tasks before 
each upgrade. 

Perform the upgrade.