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Bonding & Load Balancing 2 x WAN ports

Rename the Interfaces

  • ether1 to ether1-isp1
  • ether2 to ether2-isp2
  • ether3 to ether4-lan
  • ether4 to ether4-lan

Create Bonding

  • Interface List > Bonding > +
  • Bonding: Slaves: ether1-isp1; ether2-isp2, Mode: balance-rr
  • Apply, OK

Create Bridge

  • Bridge > +
  • General: Name: bridge1
  • Apply, OK

Assign Ports to the Bridge

  • Bridge > Ports > +
  • General: Interface: ether3-lan, Bridge: bridge1
  • Apply, OK
  • Bridge > Ports > +
  • General: Interface: ether4-lan, Bridge: bridge1
  • Apply, OK

Configure bridge (LAN)

  • IP > Address: 192.168.88.1/24, Interface: bridge1

Configure DNS: IP > DNS

  • DNS Settings: Server: 8.8.8.8; 8.4.4.4
  • Apply, OK

Configure DHCP Server: IP > DHCP Server > +

  • DHCP Setup: DHCP Server Interface: bridge1
  • Next > Gateway for for DHCP Network: 192.168.88.1
  • Next > Address to Give Out: 192.168.88.10-192.168.88.254
  • Next > DNS Servers: 8.8.8.8; 8.8.4.4
  • Next > Next > OK

Configure DHCP Client: IP > DHCP Client > +

  • DHCP: Interface: bonding1
  • Apply, OK
  • Enable DHCP Client if disabled

Configure NAT: IP > Firewall > NAT > +

  • General: Chain: srcnet, Out Interface: bonding1
  • Action: masquerade
  • Apply, OK

Run some connectivity tests from a device connected to the LAN ports. Enjoy!

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