You need to enable the full functionality of Microsoft Lync Online. Which three ports should you open on the network firewall? (Each correct answer presents part of the solution. Choose three.)

A.  Outbound TCP 5061

B.  Outbound UDP 50000 – 59999

C.  Outbound TCP 3478

D.  Outbound TCP 50000 – 59999

E.  Outbound UDP 3478

F.  Outbound UDP 443

G. Outbound TCP 443

Correct Answer: BEG

Explanation/Reference:

http://onlinehelp.microsoft.com/en-us/office365-enterprises/hh416761.aspx