LUCI Network/Firewall/Port Forwards
/etc/config/firewall
config redirect
option target 'DNAT'
option src 'wan'
option dest 'lan'
option proto 'tcp udp'
option dest_ip '192.168.1.123'
option name 'wan1234maplan2345'
option src_dport '1234'
option dest_port '2345'