Doc

https://wiki.openwrt.org/doc/howto/mwan3 - A new routing table is created for each interface - A monitoring script (mwan3track) runs in the background checking each WAN interface

Install

Management

/cgi-bin/luci/admin/network/mwan3 - Globals - Notify: /etc/mwan3.user(.sh) - Rule -> Policy -> Member ( compare weight if same metric) -> Interface

Policy

https://openwrt.org/docs/guide-user/network/wan/multiwan/mwan3#policy_configuration

Debug

/cgi-bin/luci/admin/status/mwan3: status/Diagnostics

ip route show # Interface