| Exam 300-075 | Question id=2837 | Describe and Implement Centralized Call Processing Redundancy |
Which solution is needed to enable presence and extension mobility to branch office phones during a WAN failure?
| A. |
SRST with MGCP fallback | |
| B. |
SRST without MGCP fallback | |
| C. |
Cisco Unified Communications Manager Express in SRST mode | |
| D. |
SRST with VoIP dial peers to Cisco Unified Communications Manager Express |