DNS Rewrite for Destination NAT

Create a destination NAT policy rule that specifies the firewall perform static translation of IPv4 addresses that match the rule, and also specifies the firewall rewrite IP addresses in DNS responses that match the rule.
Select
Policies
NAT
and
Add
a NAT policy rule.
For
NAT Type
, select
ipv4
.
On the
Original Packet
tab, for
Source Zone
,
Add
the appropriate zone.
For
Destination Zone
, select the appropriate zone.
(
Optional
)
Add
Source Address
,
Destination Address
,
Destination Interface
, and/or
Service
to further define the rule.
On the
Translated Packet
tab, for Destination Address Translation, select
Translation Type
to be
Static IP
.
Enter the
Translated Address
(the destination IP address to which the firewall translates the original destination IP address).
Enable DNS Rewrite
and select a
Direction
:
Select
reverse
(default) when the IP address in the DNS response requires the opposite translation that the NAT rule specifies.
Select
forward
when the IP address in the DNS response requires the same translation that the NAT rule specifies.

Click
OK
.
Commit
your changes.