Your network contains four servers. The servers are configured as shown in the following table:
You need to configure backend integration between Skype for Business Server 2015 and the Exchange Server 2013 Unified Messaging (UM).
You create a dial plan and an auto attendant in the Exchange Server organization.
What should you do next?
A. On Server1, run ocsumutil.exe.
B. On Server2, run ocsumutil.exe.
C. On Server3, run exchucutil.ps1.
D. On Server4, run exchucutil.ps1.
