Abstract: Based on the design and implementation of the digital microwave device management system，together with the technique of Netlink and network device driver of uClinux，a system module of network interconnection by serial communication is presented，with emphasis on its design and implementation，and deployment as well.

Key words: Netlink, network device driver, serial communication, network interconnection

摘要： 为了解决数字微波设备网管系统中利用串口进行网络互联的问题，利用uCLinux系统中Netlink通信机制、网络驱动程序设计等关键技术，结合数字微波设备网管系统的具体设计，提出了基于串口设备的网络系统互联的系统模型，并给出了具体的设计与实现方法。

关键词: Netlink, 网络驱动程序, 串口通信, 网络互联