How to Configure Load Balancing 3 MODEM ( PCC Method )

Mikrotik RouterBoard

 /interface ethernet

set [ find default-name=ether1 ] comment="ICON+ name=ether1-WAN1

set [ find default-name=ether2 ] comment="ICON+ name=ether2-WAN2

set [ find default-name=ether3 ] comment=TELKOM name=ether3-WAN3

set [ find default-name=ether4 ] name=ether4-LAN

set [ find default-name=ether5 ] name=ether5-LAN

/interface bridge

add name=bridge-LAN

/interface bridge port

add bridge=bridge-LAN interface=ether4-LAN

add bridge=bridge-LAN interface=ether5-LAN

/ip address

add address=202.162.xxx.xxx/29 interface=ether1-WAN1 network=202.162.213.200

add address=10.110.xx.xx/22 interface=ether2-WAN2 network=10.110.0.0

add address=192.168.xxx.xx/24 interface=ether3-WAN3 network=192.168.100.0

add address=192.168.12.1/23 interface=bridge-LAN network=192.168.12.0

/ip dns

set servers=118.98.44.100,118.98.44.50,8.8.8.8

/ip pool

add name=dhcp_pool0 ranges=192.168.12.2-192.168.12.255

/ip dhcp-server

add address-pool=dhcp_pool0 disabled=no interface=bridge-LAN 

/ip dhcp-server network

add address=192.168.12.0/23 gateway=192.168.12.1

/ip firewall nat

add action=masquerade chain=srcnat disabled=yes out-interface=ether1-WAN1

add action=masquerade chain=srcnat disabled=yes out-interface=ether3-WAN3

add action=masquerade chain=srcnat disabled=yes out-interface=ether2-WAN2

/ip firewall mangle

add action=mark-connection chain=input in-interface=ether1-WAN1 \

    new-connection-mark=WAN1_conn passthrough=yes

add action=mark-connection chain=input in-interface=ether2-WAN2 \

    new-connection-mark=WAN2_conn passthrough=yes

add action=mark-connection chain=input in-interface=ether3-WAN3 \

    new-connection-mark=WAN3_conn passthrough=yes

add action=mark-routing chain=output connection-mark=WAN1_conn \

    new-routing-mark=to_WAN1 passthrough=yes

add action=mark-routing chain=output connection-mark=WAN2_conn \

    new-routing-mark=to_WAN2 passthrough=yes

add action=mark-routing chain=output connection-mark=WAN3_conn \

    new-routing-mark=to_WAN3 passthrough=yes

add action=accept chain=prerouting dst-address=202.162.xx.xx/29 \

    in-interface=bridge-LAN

add action=accept chain=prerouting dst-address=10.110.xx.xx/22 in-interface=\

    bridge-LAN

add action=accept chain=prerouting dst-address=192.168.xx.xx/24 in-interface=\

    bridge-LAN

add action=mark-connection chain=prerouting dst-address-type=!local \

    in-interface=bridge-LAN new-connection-mark=WAN1_conn passthrough=yes \

    per-connection-classifier=both-addresses-and-ports:4/0

add action=mark-connection chain=prerouting dst-address-type=!local \

    in-interface=bridge-LAN new-connection-mark=WAN2_conn passthrough=yes \

    per-connection-classifier=both-addresses-and-ports:4/1

add action=mark-connection chain=prerouting dst-address-type=!local \

    in-interface=bridge-LAN new-connection-mark=WAN3_conn passthrough=yes \

    per-connection-classifier=both-addresses-and-ports:4/2

add action=mark-connection chain=prerouting dst-address-type=!local \

    in-interface=bridge-LAN new-connection-mark=WAN3_conn passthrough=yes \

    per-connection-classifier=both-addresses-and-ports:4/3

add action=mark-routing chain=prerouting connection-mark=WAN1_conn \

    in-interface=bridge-LAN new-routing-mark=to_WAN1 passthrough=yes

add action=mark-routing chain=prerouting connection-mark=WAN2_conn \

    in-interface=bridge-LAN new-routing-mark=to_WAN2 passthrough=yes

add action=mark-routing chain=prerouting connection-mark=WAN3_conn \

    in-interface=bridge-LAN new-routing-mark=to_WAN3 passthrough=yes

/ip route

add distance=1 gateway=202.162.xx.xx routing-mark=to_WAN1

add distance=1 gateway=10.110.xx.xx routing-mark=to_WAN2

add distance=1 gateway=192.168.xxx.xx routing-mark=to_WAN3

/system clock

set time-zone-name=Asia/Jakarta