Figure 30: Edit Interface
Step 2 If you configured new interfaces, choose Objects, then select Security Zones from the table of contents.
Edit or create new zones as appropriate. Each interface must belong to a zone, because you configure policies
based on security zones, not interfaces. You cannot put the interfaces in zones when configuring them, so you
must always edit the zone objects after creating new interfaces or changing the purpose of existing interfaces.
The following example shows how to create a new dmz-zone for the dmz interface.
Figure 31: Security Zone Object
Step 3 If you want internal clients to use DHCP to obtain an IP address from the device, choose Device > System
Settings > DHCP Server, then select the DHCP Servers tab.
There is already a DHCP server configured for the inside interface, but you can edit the address pool or even
delete it. If you configured other inside interfaces, it is very typical to set up a DHCP server on those interfaces.
Click + to configure the server and address pool for each inside interface.
Cisco Firepower 1010 Getting Started Guide
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Threat Defense Deployment with the Device Manager
Configure the Firewall in the Device Manager