Click Apply to save the changes and stay on this page.
Click Cancel to return to the CPA > Configuration > Message Copy page without saving the changes.
Clicking Apply when Message Copy is enabled will generate an error message if at least one Called-Station-ID AVP match string and at least one DAS Route List are not configured.
If a user attempts to delete a Route List that is being referenced as a Message Copy DAS Route List, the deletion will not be allowed.