Firewall Policy

Show policy:

LAN->WAN LAN->DMZ WAN->DMZ LAN->ETH4 WAN->ETH4 DMZ->ETH4 WAN->LAN DMZ->LAN DMZ->WAN ETH4->LAN ETH4->WAN ETH4->DMZ

Settings for DMZ->ETH4 policy:

NAT:

Hide source addresses (many-to-one NAT) No NAT

Select "Add New" below, or select a rule from the list to edit it:

DMZ->ETH4 Policy
Name   Action   Source   Destination   Service     [Add new]

If no rule matches, the connection will be denied and logged.