[A16] You are planning a Lync Server 2013 Edge Server deployment. A network administrator gives you nine public IP addresses for the planned deployment. You need to recommend an Edge Server deployment that meets the following requirements:
. Remote users must be able to access conferences.
. A different public IP address must be assigned to each Edge service.
. Users must be able to sign in from a Microsoft Lync mobile client.
. Users must be able to communicate with partners who are enabled for XMPP.
. Remote users must be able to access the Lync Server infrastructure if an Edge Server fails.
What should you include in the recommendation?
A. Two Edge Servers that use DNS load balancing
B. Three Edge Servers that use DNS load balancing
C. Three Edge Servers that use hardware load balancing
D. Two Edge Servers that use hardware load balancing
