/log info "Loading GW ipv4 address list"
/ip firewall address-list remove [/ip firewall address-list find list=GW]
/ip firewall address-list
:do { add address=102.219.174.0/23 list=GW } on-error={}
:do { add address=154.73.60.0/22 list=GW } on-error={}
:do { add address=197.214.80.0/20 list=GW } on-error={}