Fibre broadband integrated service digital network
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
broadband integrated service 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 )
intergrated service digital network
ISDN Integrated service digital network
N-ISDN Narrowband integrated service digital network
digital optical network
intelligent service optical network
Service Optical Network
B-ISDN Broadband – Integrated Service Data Network
broadband integrated network
Broadband integrated service LAN
broadband-integrate service digital network
fully integrated digital network