You configure a Cisco Unity Express module to integrate with Cisco Unified Communications Manager Express. You can use the following command to connect to the module from the Cisco Unified Communication Manager Express CLI.
However, you cannot ping the module from Cisco Unified Communications Manager Express and cannot use a web browser to connect to the module. You see this message:
How can you fix this problem?
A. Enable ICMP and web services on the Cisco Unity Express module.
B. Enable the ISM interface on Cisco Unified Communications Manager Express
C. Add an IP address to the ISM interface in the same subnet as Cisco Unified Communications Manager Express.
D. Add a host route from Cisco Unified Communications Manager Express to Cisco Unity Express via the ISM interface.
D is correct