Setting Optional Network Dhcp Address Reservations - Watchguard Firebox X15 User Manual

it gives the computer an IP address. By default, a Firebox has the
DHCP Server option for the optional interface turned off.
To use DHCP on the optional network:
1
Use your browser to connect to the System Status page. From
the navigation bar, select Network > Optional.
The Optional Network Configuration page appears.
2 Select the Enable DHCP Server on the Optional Network check
box.
3
Type the first available IP address for the optional network. Type
the last available IP address.
The IP addresses must be on the same network as the optional IP address.
For example, if your optional IP address is 192.168.112.1, the IP
addresses can be from 192.168.112.2 to 192.168.112.254.
4
If you have a WINS or DNS server, type the WINS Server
Address, DNS Server Primary Address, DNS Server Secondary
Address, and DNS Domain Suffix in the related fields.
If you do not enter a value, the Firebox uses the same values as those
used for the external network.
5
Click Submit.

Setting optional network DHCP address reservations

You can manually assign an IP address to a specified computer on
your optional network. The Firebox identifies the computer by its
MAC address.
1
Use your browser to connect to the System Status page. From
the navigation bar, select Network > Optional.
The Optional Network Configuration page appears.
User Guide
Configuring the Optional Network
75