An engineer must configure Cisco IM & Presence services on Cisco Unified CM for Jabber under the Expressway Domain.
Which accomplishes this task?
A . SIP registrations and provisioning on Expressway = On
B . SIP registrations and provisioning on Expressway = Off
C . Cisco IM & Presence services on Cisco Unified CM = On
D . Cisco IM & Presence services on Cisco Unified CM = Off
Answer: A