There is no interface because the total capacity is full. You can directly find the account manager and ask him to help you check whether there are any customers in this place who are about to expire recently, or whether there are any users who have not disassembled the machine after the expiration. When a port is full, you must remove a port to use it. Because the total capacity is so large, it is not enough to add one more. At present, we have to wait for you to have users who disassemble the machine. Let's see if the buildings around you can throw the line into your house. There is also a bias, that is, you tell him that you play games yourself, and you may have installed n computer broadband. Try to install one when you have time, and let him help you expand the capacity and expand the port capacity, so you can install and use it. Or you share one with your neighbors and need a router. Just contact yourself. You need to buy a router.