Providing reliable communications to branch offices, teleworkers, and cloud telephony deployments helps to ensure business continuity and customer satisfaction. To fulfill this need, Cisco provides Cisco Unified Survivable Remote Site Telephony (SRST) and Cisco Unified Enhanced Survivable Remote Site Telephony (E-SRST).
Learn about the added benefits of Cisco Unified E-SRST. (3:07 min)
SRST and E-SRST take full advantage of a remote site's existing network to provide multi-feature redundancy for centralized Cisco call-processing deployments during WAN link failures. SRST and E-SRST work with Cisco Unified Communications Manager and Cisco Business Edition packaged collaboration solutions. Also, SRST provides survivability for organizations deploying Cisco Powered cloud services based on Cisco Hosted Collaboration Solution.
Cisco Unified Survivable Remote Site Telephony (SRST) offers:
For enterprise branch offices, Enhanced Cisco Unified Survivable Remote Site Telephony (E-SRST) offers:
Both versions are available on Cisco Integrated Services Routers.