Go back to 642-445 - Cisco IP Telephony for Release 5.x

Question :-

Which two options describe how the Cisco Unified CallManager Auto-Register Phone Tool updates auto-registering IP phones? (Choose two.)
An administrator can schedule when auto-registered phones can dial into the Cisco Unified CallManager Auto-Register Phone Tool DN.
A new phone can dial into the Cisco Unified CallManager Auto-Register Phone Tool DN to manage the device user profile.
A new phone can dial into the Cisco Unified CallManager Auto-Register Phone Tool DN to update its MAC address in Cisco Unified CallManager and download the correct configuration file.
A replacement phone can dial into the Cisco Unified CallManager Auto-Register Phone Tool DN to register with the Cisco Unified CallManager.
A replacement phone can dial into the Cisco Unified CallManager Auto-Register Phone Tool DN to download the configuration for the phone it replaces.

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