Which three steps need to be performed on a third party SIP phone device when adding it to Cisco Unified Communications Manager 6.0? (Choose three.)
A. Select XML as the method to send the third party SIP phone its configuration file.
B. Add the MAC address of the Cisco Unified Communications Manager server to the SIP phone configuration.
C. Set the directory numbers to match the directory numbers configured in Cisco Unified Communications Manager.
D. Set the digest user ID in the SIP device to match the digest user ID in Cisco Unified Communications Manager.
E. Set the TLS user ID and password in the SIP phone to match the TLS user ID and password in Cisco Unified Communications Manager.
F. Set the proxy address in the SIP phone to match the IP address or fully qualified domain name of Cisco Unified Communications Manager.
