the ip of router : 100.100.100.15
so can i config the knx.cfg like follow:
knx:ip=100.100.100.15 ( the ip op router like image)
knx:type= TUNNEL
knx:busaddr=100.100.100
knx:localIp=100.100.100.20( the ip of my raspi)
knx:serialPort= ??? ( i don’n know to config)