The network device must be configured to use TCP/IP and the IP address for the network card must be obtained through a DHCP server or you must assign a static IP address.

网络设备必须配置成使用TCP/IP 而且网络卡的IP 地址必须经由DHCP 服务器获得。 如若不然，则必须分配静态IP 地址。

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Sprint Static IP assigns the same IP address to a device each time that device authenticates and accesses the Internet.

ENGADGET: Sprint brings Data Link and Static IP to its LTE network