Nessa dinâmica configuraremos um Mikrotik do zero ao failover entre duas operadoras.
Export do RouterOS onde configuramos o Failover utilizando o Netwatch
/interface ethernet
set [ find default-name=ether2 ] name=ether2-oper-1
set [ find default-name=ether3 ] name=ether3-oper-2
set [ find default-name=ether4 ] name=ether4-lan
/interface wireless security-profiles
set [ find default=yes ] supplicant-identity=MikroTik
/ip address
add address=10.10.10.2/30 interface=ether2-oper-1 network=10.10.10.0
add address=10.10.20.2/30 interface=ether3-oper-2 network=10.10.20.0
add address=192.168.100.1/24 interface=ether4-lan network=192.168.100.0
/ip firewall nat
add action=masquerade chain=srcnat out-interface=ether2-oper-1
add action=masquerade chain=srcnat out-interface=ether3-oper-2
/ip route
add comment=ROTA-DEFAULT-OPERADORA-1 distance=1 gateway=10.10.10.1
add distance=2 gateway=10.10.20.1
add comment=HOST-MONITORADO-OPER-1 distance=1 dst-address=200.160.2.3/32 \
gateway=10.10.10.1
/tool netwatch
add down-script="/ip route set [find comment=\"ROTA-DEFAULT-OPERADORA-1\"] dis\
tance=3\r\
\n/ip firewall connection tracking set enable=no\r\
\n:delay 1s\r\
\n/ip firewall connection tracking set enable=auto" host=200.160.2.3 \
interval=10s up-script="/ip route set [find comment=\"ROTA-DEFAULT-OPERADO\
RA-1\"] distance=1\r\
\n/ip firewall connection tracking set enable=no\r\
\n:delay 1s\r\
\n/ip firewall connection tracking set enable=auto"
