| Exam 300-075 | Question id=2847 | Describe and Implement Centralized Call Processing Redundancy | 
        Which three commands are mandatory to implement SRST for five Cisco IP Phones?
      
| A. | call-manager-fallback | |
| B. | max-ephones | |
| C. | keepalive | |
| D. | limit-dn | |
| E. | ip source-address |