Acme Company has several offices around the country. The company has deployed a VoIP network with Cisco Unified CallManager in a multisite centralized configuration but there is a requirement to place a call agent at some of the remote sites. Which IOS gateway feature should be deployed at the remote site to enable local call control?()
- A Gatekeeper multizone
- B Call Admission Control (CAC)
- C Automatic Alternate Routing (AAR)
- D Survivable Remote Site Telephony (SRST)
- E Cisco Unified CallManager Express (CME)