ios ips update license

[khalid0002]

Hello

I have a router 3925, I download the file of signature (IOS-S555-CLI.pkg) is I followed without error the tutorial to install it and activate it (http://www.cisco .com / c / en / us / products / collateral / security / ios-intrusion-prevention-system-ips / prod_white_paper0900aecd805c4ea8.html) but at the end of installation I find that the license is not activated:

Router>
Router>en
Router#show ip ips license

IPS License Status: Not Required
Current Date: Dec 13 2016
Expiration Date: Not Available
Extension Date: Not Available
Signatures Loaded: Mar 28 2011 S555.0
Signature Package: Mar 28 2011 S555.0

Router#show license

Index 8 Feature: ios-ips-update
Period left: Not Activated
Period Used: 0 minute 0 second
License Type: EvalRightToUse
License State: Not in Use, EULA not accepted
License Count: Non-Counted
License Priority: None

I need your help to find a solution

thanks

[Ravi Singh]

Try to reinstall the update and also make sure that this update is compatible with your ios version.

You can also check the below guide.

http://www.cisco.com/c/en/us/td/docs/ios/csa/configuration/guide/csa_commands.html