Which Cisco Unified Communications Manager configuration is required for SIP MWI integrations?
A. Select “Redirecting Diversion Header Delivery – Inbound” on the SIP trunk.
B. Enable “Accept presence subscription” on the SIP Trunk Security Profile.
C. Enable “Accept unsolicited notification” on the SIP Trunk Security Profile.
D. Select “Redirecting Diversion Header Delivery – Outbound” on the SIP trunk.
