43. Mikrotik Load Balancing and FailOver IP Base with PPPoE connection(PPC Method)

/interface pppoe-client
add ac-name="" add-default-route=no allow=pap,chap,mschap1,mschap2 comment="" \
    dial-on-demand=no disabled=no interface=ether2 max-mru=1480 \
    max-mtu=1480 mrru=disabled name=pppoe-out1 password=1234 profile=default \
    service-name="" use-peer-dns=yes user=sysnet1@isp

/interface ethernet
set 0 name=Local
set 2 name=WAN2

/ip address
add address=192.168.2.1/24 interface=Local
add address=192.168.23.2/24 interface=WAN2

/ip dns set allow-remote-requests=yes cache-max-ttl=1w cache-size=5000KiB max-udp-packet-size=512 servers=103.28.3.187,8.8.8.8

/ip firewall mangle
add chain=input in-interface=pppoe-out1 action=mark-connection new-connection-mark=WAN1_conn
add chain=input in-interface=WAN2 action=mark-connection new-connection-mark=WAN2_conn
add chain=output connection-mark=WAN1_conn action=mark-routing new-routing-mark=to_WAN1
add chain=output connection-mark=WAN2_conn action=mark-routing new-routing-mark=to_WAN2
add chain=prerouting action=accept in-interface=pppoe-out1
add chain=prerouting action=accept in-interface=WAN2
add chain=prerouting dst-address-type=!local in-interface=Local per-connection-classifier=both-addresses-and-ports:2/0 action=mark-connection new-connection-mark=WAN1_conn passthrough=yes
add chain=prerouting dst-address-type=!local in-interface=Local per-connection-classifier=both-addresses-and-ports:2/1 action=mark-connection new-connection-mark=WAN2_conn passthrough=yes
add chain=prerouting connection-mark=WAN1_conn in-interface=Local action=mark-routing new-routing-mark=to_WAN1
add chain=prerouting connection-mark=WAN2_conn in-interface=Local action=mark-routing new-routing-mark=to_WAN2

/ip firewall nat
add chain=srcnat out-interface=pppoe-out1 action=masquerade
add chain=srcnat out-interface=WAN2 action=masquerade

/ip route
add dst-address=0.0.0.0/0 gateway=pppoe-out1 routing-mark=to_WAN1 check-gateway=ping
add dst-address=0.0.0.0/0 gateway=192.168.23.1 routing-mark=to_WAN2 check-gateway=ping
add dst-address=0.0.0.0/0 gateway=pppoe-out1 distance=1 check-gateway=ping
add dst-address=0.0.0.0/0 gateway=192.168.23.1 distance=2 check-gateway=ping

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