Integmrated service digital communication
B-ISDN Broadband integrated service digital network
Broadband Integrated Service Digital Network
综合业务数字网
宽带综合业务数字网
宽带整体服务数字网络
Broadband integrated service digital networks
Fibre broadband integrated service digital network
integrated service digital network
综合业务数据网
整体服务数字网络
综合业务数字网
综合服务数字网络
整体数位服务网路
integrated service digital network (ISDN )
Integrated service digital networks
intergrated service digital network
ISDN Integrated service digital network
N-ISDN Narrowband integrated service digital network
Optical fibre broadband integrated service digital network
digital communication systems
digital communication systems and technology
eight-channel digital communication systems
advanced configuration and power interfaceabbreviated digital verification color code
B-ISDN Broadband – Integrated Service Data Network
Broad band Integrated Service Data Network (B-ISDN)
Broadband integrated service LAN