问题：

[多选]

You work as a senior administrator at ABC.com. The ABC.com network consists of a single domain named ABC.com. All servers on the ABC.com network have Windows Server 2012 R2 installed. 
You are running a training exercise for junior administrators. You are currently discussing the Windows Firewall with Advanced Security feature. 
Which of the following is TRUE with regards to Windows Firewall with Advanced Security？（）

A . It provides host-based，two-way network traffic filtering for a computer.
B . It provides host-based，one-way network traffic filtering for a computer.
C . It blocks unauthorized network traffic flowing into or out of the local computer.
D . It only blocks unauthorized network traffic flowing into the local computer.
E . It only blocks unauthorized network traffic flowing out of the local computer.