In Cisco UCM, what is the purpose of the "Cisco DRF Local" service?

In Cisco UCM, what is the purpose of the "Cisco DRF Local" service?

• It is the service which supports the local Directory Number database.
• It is the service which supports the local Call Trunk agent.
• It is the service which supports the local backup agent.
• It is the service which supports the local SIP connections.

EXPLANATION

Cisco DRF Master

The CiscoDRF Master Agent service supports the DRF Master Agent, which works with the Disaster Recovery System graphical user interface (GUI) or command line interface (CLI) to schedule backups, perform restorations, view dependencies, check status of jobs, and cancel jobs, if necessary. The Cisco DRF Master Agent also provides the storage medium for the backup and restoration process.

Cisco DRF Local

The Cisco DRF Local service supports the Cisco DRF Local Agent, which acts as the workhorse for the DRF Master Agent. Components register with the Cisco DRF Local Agent to use the disaster recovery framework. The Cisco DRF Local Agent executes commands that it receives from the Cisco DRF Master Agent. Cisco DRF Local Agent sends the status, logs, and command results to the Cisco DRF Master Agent.