- 1. Switching System Interface: 交换机间系统接口
全电子电话交换机系统 full electronic switching system 交换机间系统接口 IU Inter-Switching System Interface ; Switching System Interface 电话交换机信令系统 signalling system of telephore exchange ..
dict.youdao.com - 2. Switching System Interface: 内部交换系统接口
内部交换链路 Inter-Switch Link 内部交换系统接口 inter--switching system interface ; switching System Interface ; ISSI Interswitching System Interface 内部交换信令协议 Inter-exchange Signalling Protocol ...
dict.youdao.com - 3. IU Inter-Switching System Interface: 交换机间系统接口
dict.youdao.com - 4. ITS Inter-Switching System Interface: 交换机间系统接口
dict.youdao.com - 5. ITS S Inter-Switching System Interface: 交换机间系统接口
dict.youdao.com - 6. Inter-Switching System Interface ISSI: 交换系统间接口
dict.youdao.com - 7. broadband inter-switching system interface: 宽带节点间接口
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