Для изменения IP: *.sn.mynetname.net

/ip firewall address-list
add address=cloud.mikrotik.com list=mikrotik-cloud
add address=cloud2.mikrotik.com list=mikrotik-cloud

/ip firewall mangle
add chain=output dst-address-list=mikrotik-cloud action=mark-routing new-routing-mark=via-wan-x

/ip route
add routing-mark=via-wan-x gateway=ip.of.wan-x.gw

/ip firewall nat
add chain=srcnat action=masquerade routing-mark=via-wan-x src-address-type=local

• https://forum.mikrotik.com/t/mikrotik-cloud-choose-ip-interface-to-update/143665