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1 通信网络的现状及建设背景京沪高速公路(河北段)作为104国道与河北省高速公路网的重要组成部分,其通信系统不仅负责本高速公路的数据、语音和视频通信,同时也为河北全省的联网收费和全省通信网的建立奠定了基础。早在2002年,京沪高速公
1 Status quo and construction background of communication network As an important part of the expressway network of 104 National Highway and Hebei Province, the Beijing-Shanghai Expressway (Hebei Section) is not only responsible for the data, voice and video communication of the expressway, but also for Hebei The province’s Internet access charges and the establishment of the province’s communications network laid the foundation. As early as 2002, the Beijing-Shanghai Expressway