mikrotik:mikrotik-dualwan-failover

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====== MikroTik dual WAN failover ======

  * Add route for checking hosts:

<code>
[admin@RouterOS] > /ip route add dst-address=8.8.4.4/32 gateway=10.0.1.254 scope=10 comment="Google_via_Primary-GW" 
[admin@RouterOS] > /ip route add dst-address=1.0.0.1/32 gateway=10.0.1.254 scope=10 comment="CloudFlare_via_Primary-GW" 
</code>

  * Add default gateway (recursive routing):

<code>
[admin@RouterOS] > /ip route add dst-address=0.0.0.0/0 gateway=8.8.4.4 distance=1 check-gateway=ping comment="Primary-GW-Google"  
[admin@RouterOS] > /ip route add dst-address=0.0.0.0/0 gateway=1.0.0.1 distance=1 check-gateway=ping comment="Primary-GW-CloudFlare" 
</code>

  * Add secondary gateway:

<code>
/ip route add gateway=10.0.2.254 distance=2 comment="Backup-GW"
</code>

  * Remove default route:

<code>
[admin@RouterOS] > ip route remove 0
</code>

Trace: • freebsd_firewall_ipfw

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