In Policy Enforcement Manager™ (PEM™), custom Type Allocation Code DB (TAC DB) is dis either the one delivered with the release, or it can be downloaded from a configureable location. The activation is hitless and does not require system restart. The use of the TAC DB is licenseddb by default with PEM license, as well as the one the user can configure. This manages the licensed TAC DB. You are now able to easily update TAC DB automatically whenever a new version is available. In PEM, you can also provide a location for your own TAC DB. The BIG-IP® system will download the custom DB, and initial updates from the configured location.