Your network has Lync Server 2010 deployed.
You deploy a Front End Server in a pool that contains two servers.
You configure DNS load balancing for the pool.
You need to configure a hardware load balancer to redirect connections to the pool.
Which two protocols should you redirect on the hardware load balancer? (Each correct answer presents part of the solution. Choose two.)

A.
Centralized Conference Control Protocol (C3P)

B.
Hypertext Transfer Protocol (HTTP)

C.
Hypertext Transfer Protocol Secure (HTTPS)

D.
Interactive Connectivity Establishment (ICE)

E.
Session Initiation Protocol (SIP)

Explanation:
http://technet.microsoft.com/en-us/library/ff755052.aspx