config redirect
        option enabled '1'
        option target 'DNAT'
        option proto 'tcp'
        option src_dport '80'
        option dest_ip '192.168.1.5'
        option dest_port '80'
        option name 'dnat_80_rule'
        option src 'lan'
        option src_dip 'x.x.x.x'
        option dest 'wan'