Recently, China Telecom Nanjing Branch completed the IOT project of China Eastern Airlines Jiangsu Branch. Customers realized the safe and efficient management of airport affairs at any time and any place through the Telecom's IoT card. IoT business through the 4G VPDN channel to achieve customer internal network access for government and corporate customers and the public to build a completely isolated virtual private network to achieve any place for government and corporate customers or off-site agencies to reach the customer network without Seamless and secure connection, to meet the needs of government business customers mobile office. Due to the reason of Apple certificate, authentication of 4G VPDN can not be completed on some iOS systems. In response to the customers' need of using 4G VPDN services on Apple's mobile phones and iPads, Nanjing Telecom made a new exploration on the authentication-free access to IoT cards, migrating IoT authentication settings from the access terminal to the platform side, The platform side performs data binding and authentication so that the client side can access without authentication and authenticate the accessed clients on the platform side, so as to realize the 4G VPDN free authentication of the IoT card for the first time Into, customers can more easily and safely use the Internet of Things business. At the same time, in the implementation of the project, Nanjing Telecom made use of the post innovation achievement "Internet of Things VPDN automatic configuration tool" researched and developed independently last year to help customers complete the deployment of client-side LNS routers more efficiently. Through this tool, a configuration script , Simplify the configuration steps to complete the implementation of the IOT project, and establish a typical case of IoT business in mobile office security access. Polyester Full Draw Yarn Semi DulL
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