When network address translation is used:

When network address translation is used:

A.
It is not necessary to add a static route to the Gateway’s routing table

B.
It is necessary to add a static route to the Gateway’s routing table

C.
VLAN tagging can’t be defined for any hosts protected by the Gateway

D.
The Security Gateway’s ARP file must be modified

E.
The Gateway’s lmhosts file must be modified