How to check the Kaka number of IOT?

First, you can call the customer service hotline 10000 and switch to labor, so that the staff can help you check the number of this machine; Second, go to the business front desk and give the UIM card to the salesperson for inquiry. Third, you can enter * # * # 4636 # * * in the dialing interface to check the local number and signal strength.

1, IOT card: IOT card, which is provided by operators for IOT service enterprises and used for networking intelligent terminal equipment. Only sold in batches to enterprise users, widely used in bicycle sharing, mobile payment, smart cities, vending machines and other fields, not for individual users. Because the IOT card is very similar to the ordinary mobile phone SIM card, there are "flow cards" on the market that are difficult to distinguish between true and false. The particularity of "non-real-name authentication" makes IOT card a new tool for online fraud.

2. Use of IOT card: As the core of IOT technology, IOT card is widely used in intelligent terminal devices that need wireless networking, such as smart cities, vending machines, mobile payment, intelligent garbage sorting and so on. The operation of IOT card needs a unified network. After selling IOT cards to corporate entities, general operators set up a "traffic pool" for each enterprise, and the IOT cards owned by enterprises consume the traffic in the "traffic pool" during use. Operators can manage, control and even locate IOT cards through the background. Once the traffic in the "traffic pool" is exhausted and the enterprise fails to renew the fee in time, the operator will make the IOT card unable to connect to the network through background management.

3. Function of IOT card: From the appearance, IOT card is no different from ordinary mobile phone SIM card. Functionally, both of them can realize wireless networking, sending and receiving short messages and other functions. However, the IOT card cannot make voice calls.

4. Security risks: In many cyber crimes such as investment financial fraud, online loans, part-time billing, money laundering and transfer, criminal gangs use IOT cards in large numbers. The police in many places have suggested that the IOT card market is developing rapidly, but the control is obviously lagging behind, which gives fraudsters an opportunity and brings great risks to network security.