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Netgate 7100 - DHCP Server; Outbound NAT

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Security Gateway Manual XG-7100
See also:
Interface Configuration
2.8.4 DHCP Server
Next, configure DHCP service for this local interface. This is a convenient and easy way assign addresses for clients
on the interface, but is optional if clients will be statically addressed instead.
Navigate to Services > DHCP Server, OPTx tab (Or the custom name)
Check Enable
Configure the Range, e.g. from 192.168.2.100 to 192.168.2.199
This sets the lower (From) and upper (To) bound of automatic addresses assigned to clients.
The rest can be left at defaults
Click Save
See also:
DHCPv4 Configuration
2.8.5 Outbound NAT
For clients on this interface to get to the Internet from private addresses, the firewall must apply Outbound NAT for the
new subnet.
Navigate to Firewall > NAT, Outbound tab
Check the current outbound NAT mode
If the mode is set to Automatic or Hybrid, then this may not need further configuration. Ensure the new LAN subnet
is listed as a Source in the Automatic Rules at the bottom of the page. If so, skip ahead to the next section to configure
Firewall Rules.
If the mode is set to Manual, create a new rule or set of rules to cover the new subnet.
Click to add a new rule at the top of the list
Configure the rule as follows:
Interface
Choose the WAN interface. If there is more than one WAN interface, add separate rules for each
WAN interface.
Address Family
IPv4
Protocol
Any
Source
Network, and fill in the new LAN subnet, e.g. 192.168.2.0/24.
Destination
Any
Translation Address
Interface Address
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