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rootplg3544

LB 3 WAN PCC

Aug 7th, 2019
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  1. /ip address
  2. add address=192.168.1.2/24 interface=WAN1
  3. add address=192.168.2.2/24 interface=WAN2
  4. add address=192.168.3.2/24 interface=WAN3
  5. add address=192.168.21.1/24 interface=Local
  6.  
  7. /ip dns
  8. set allow-remote-requests=yes cache-size=5000KiB max-udp-packet-size=2048 servers=192.168.1.1,192.168.2.1
  9.  
  10. /ip firewall mangle
  11. add chain=input in-interface=WAN1 action=mark-connection new-connection-mark=WAN1_conn
  12. add chain=input in-interface=WAN2 action=mark-connection new-connection-mark=WAN2_conn
  13. add chain=input in-interface=WAN3 action=mark-connection new-connection-mark=WAN3_conn
  14.  
  15. add action=mark-routing chain=output connection-mark=WAN1_conn new-routing-mark=to_WAN1
  16. add action=mark-routing chain=output connection-mark=WAN2_conn new-routing-mark=to_WAN2
  17. add action=mark-routing chain=output connection-mark=WAN3_conn new-routing-mark=to_WAN3
  18.  
  19. add chain=prerouting dst-address=192.168.1.0/24 in-interface=Local
  20. add chain=prerouting dst-address=192.168.2.0/24 in-interface=Local
  21. add chain=prerouting dst-address=192.168.3.0/24 in-interface=Local
  22.  
  23. add action=mark-connection chain=prerouting dst-address-type=!local in-interface=Local new-connection-mark=WAN1_conn per-connection-classifier=both-addresses-and-ports:3/0
  24. add action=mark-connection chain=prerouting dst-address-type=!local in-interface=Local new-connection-mark=WAN2_conn per-connection-classifier=both-addresses-and-ports:3/1
  25. add action=mark-connection chain=prerouting dst-address-type=!local in-interface=Local new-connection-mark=WAN3_conn per-connection-classifier=both-addresses-and-ports:3/2
  26.  
  27. add action=mark-routing chain=prerouting connection-mark=WAN1_conn in-interface=Local new-routing-mark=to_WAN1
  28. add action=mark-routing chain=prerouting connection-mark=WAN2_conn in-interface=Local new-routing-mark=to_WAN2
  29. add action=mark-routing chain=prerouting connection-mark=WAN3_conn in-interface=Local new-routing-mark=to_WAN3
  30.  
  31. /ip firewall nat
  32. add action=masquerade chain=srcnat out-interface=WAN1
  33. add action=masquerade chain=srcnat out-interface=WAN2
  34. add action=masquerade chain=srcnat out-interface=WAN3
  35.  
  36. /ip route
  37. add check-gateway=ping distance=1 gateway=192.168.1.1 routing-mark=to_WAN1
  38. add check-gateway=ping distance=1 gateway=192.168.2.1 routing-mark=to_WAN2
  39. add check-gateway=ping distance=1 gateway=192.168.3.1 routing-mark=to_WAN3
  40. add check-gateway=ping distance=1 gateway=192.168.1.1
  41. add check-gateway=ping distance=2 gateway=192.168.2.1
  42. add check-gateway=ping distance=3 gateway=192.168.3.1
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