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本文介绍了千兆位交换背板的测试系统。系统由背板、交换卡、线路卡和控制卡组成，可对交换背 板进行交换功能和传输功能的检测。经过实际运行和测试，证明了测试系统的交换能力达到了 Ｃｉｓｃｏ１２００８路由器的水平。
This article describes the Gigabit switch backplane test system. The system consists of backplane, switching card, line card and control card, which can exchange the function of the switching backplane and the transmission function. After the actual operation and testing, the test system proved that the exchange capacity of Cisco12008 router reached the level.