What communications are required between the two sites if the customer wants to install a Cortex XSOAR engine in the second site?

A customer wants the main Cortex XSOAR server installed in one site and wants to integrate with three other technologies in a second site

What communications are required between the two sites if the customer wants to install a Cortex XSOAR engine in the second site?

a. The Cortex XSOAR server at the first site must be able to initiate a connection to the Cortex XSOAR engine at the second site

b. All connectivity is initiated from the Cortex XSOAR server on the first site via a managed cloud proxy

c. Dedicated site-to-site virtual private network (VPN) is required for the Cortex XSOAR server at the first site to initiate a connection to the Cortex XSOAR engine at the second site

d. The Cortex XSOAR engine at the first site must be able to initiate a connection to the Cortex XSOAR server at the second site

Answer: C