You have an Exchange Server organization that contains five servers. The servers are
configured as shown in the following table.

You need to create a Lync Server SIP Unified Messaging (UM) dial plan to enable voice
integration between Lync Server and Exchange Server. Which three Exchange servers
should you associate to the UM dial plans? (Each correct answer presents part of the
solution. Choose three.)

A.
EX1

B.
EX2

C.
EX3

D.
EX4

E.
EX5