多项选择题

You install Windows Server 2012 R2 on a standalone server named Server1. You configure Server1 as a VPN server.
You need to ensure that client computers can establish PPTP connections to Server1.
Which two firewall rules should you create?()

A. An inbound rule for protocol 47
B. An outbound rule for protocol 47
C. An inbound rule for TCP port 1723
D. An inbound rule for TCP port 1701
E. An outbound rule for TCP port 1723
F. An outbound rule for TCP port 1701