Refer to the Exhibit. An Engineer is troubleshooting transcoding issue in a remote branch office after a WAN outage. All IP phones can register to a CME in SRST 2900 ISR Router however, the users reported that calls disconnect after pressing the answer soft key.
Which three configuration are necessary for successful media resource failover? (Choose three)
A. SCCP ccm group 1 Associate ccm 3 priority 1 B. SCCP ccm 10.1.1.2
identifier 3 version 7.0
B. Telephony-service
Sdspfarm units 1
Sdspfarm tag 1 XD-REMOTE D. Sccp ccm 10.1.1.2
identifier 1 version 7.0
C. Associate profile 3
register XD-REMOTE2
D. Sccp ccm group 1 Associate ccm 3 priority 3
sccp ccm 10.1.1.2
identifier 3 version 7.0
telephony-service
sdspfarm units 1
sdspfarm tag 1 XD-REMOTE
sccp ccm group 1
associate ccm 3 priority 3