/log info "Loading NF ipv4 address list"
/ip firewall address-list remove [/ip firewall address-list find list=NF]
/ip firewall address-list
:do { add address=103.43.204.0/23 list=NF } on-error={}
:do { add address=203.142.221.0/24 list=NF } on-error={}