Digi LR54 User Manual page 393

Routing
3. Create new firewall zones:
a. Create a firewall zone named CellularWAN with Source NAT enabled:
i. Click Firewall > Zones.
ii. For Add Zone, type CellularWAN and click .
iii. Enable Source NAT.
b. Create second firewall zone named EthernetWAN with Source NAT enabled:
i. For Add Zone, type EthernetWAN and click .
ii. Enable Source NAT.
4. Configure the WAN interfaces to use the new zones:
a. Configure the cellular WAN interface:
i. Click Network > Interfaces > .
ii. For Zone, select CellularWAN.
b. Configure the Ethernet WAN interface:
i. Click Network > Interfaces > .
ii. For Zone, select EthernetWAN.
5. Configure the policy-based route for traffic from the client device that will be sent over the
cellular WAN:
a. Click Network > Routes > Policy-based routing.
b. Click the  to add a new route policy.
LR54 User Guide
IP routing
393