A FortiGate 60 unit is configured for your small office. The DMZ interface is connected to a network
containing a web server and email server. The Internal interface is connected to a network
containing 10 user workstations and the WAN1 interface is connected to your ISP.
You want to configure firewall policies so that your users can send and receive email messages to
the email server on the DMZ network. You also want the email server to be able to retrieve email
messages from an email server hosted by your ISP using the POP3 protocol.
Which policies must be created for this communication? (Select all that apply.)

A.
Internal > DMZ

B.
DMZ > Internal

C.
Internal > WAN1

D.
WAN1 > Internal

E.
DMZ > WAN1

F.
WAN1 > DMZ