You can automatically check for signature updates from Cisco’s signature server on a weekly basis or manually check for signature updates at any time by clicking Check for Update Now. If a newer signature file is available, the new signature file will be automatically downloaded to your device.
You can also first download the latest signature file from Cisco’s signature server to your local PC, and then manually update the IPS signatures through the Configuration Utility.
A valid Cisco.com account is required to check for signature updates and download the IPS signature file from Cisco’s signature server. Go to the Device Management > Cisco Services & Support > Cisco.com Account page to configure your Cisco.com account credentials on the security appliance. See Configuring Cisco.com Account, page 356.
Note IPS and Application Control use the same signature database. Updating the IPS signatures will also update the application signatures at the same time.
1. Click Security Services > Intrusion Prevention (IPS) > IPS Policy and Protocol Inspection.
The IPS Policy and Protocol Inspection window opens.
2. In the Automatic Update Signature Database area, the following information is displayed:
• Last Check: The date and time of the last check.
• Last Update: The date and time of the last successful update when the signature file is updated successfully.
• Version: The version number of the IPS signature file that is currently used on the security appliance.
3. To automatically update the IPS signatures, perform the following steps:
a. In the Auto Update area, click On to automatically check for signature updates from Cisco’s signature server every Monday at 00:00.
b. Click Save to apply your settings.
4. To manually update the IPS signatures at any time, click Check for Update Now to check for signature updates from Cisco’s signature server immediately.
You can also click Check for Updates Now from the Security Services > Dashboard page to manually update the IPS signatures.
5. To manually update the IPS signatures from your local PC, perform the following steps:
a. You must first download the signature file from Cisco’s signature server to your local PC.
b. In the Manually Update Signature Database area, click Browse to locate and select the signature file from your local PC.