1. In computer network, a part of the operating system of a host computer that establis hes and breaks logical connections. It communicates with the user processes in the host computer on one hand, and the network on the other.; 在計算機網(wǎng)絡(luò)中，主計算機操作系統(tǒng)的一部分，能建立和斷開邏輯連接線路。 它一方面通過主機和用戶處理進程保持聯(lián)系，也與網(wǎng)絡(luò)保持聯(lián)系。 2. A program, generated by the user from a library of IBMsupplied modules, that controls the operation of a communication controller. | 控制通信控制器操作的一種程序，由用戶從IBM提供的模塊庫生成。