Frame relay services - part 2 : integrated services digital network - frame relay bearer service - service definition 帧中继业务.第2部分:综合业务数字网.帧中继数据承载业务.业务定义
Isdn . frame relay services - part 2 : integrated services digital network ; frame relay bearer service ; service definition ; english version ets 300399 - 2 : 1995 框形中继服务.第2部分:综合服务数字网络
Frame relay services - part 4 : broadband integrated services digital network b - isdn - frame relay bearer service - service definition 帧中继业务.第4部分:宽带综合业务数字网.帧中继数据承载业务.服务定义
Application for cht worldsourcesm frame relay service ( hereinafter referred to as “ cht ws - frs ” ) shall be made in accordance with the following terms and conditions 一、申请租用环宇国际讯框传送业务(以下简称本业务)依照本契约条款办理。
Frame relay services - part 4 : broadband integrated services digital network b - isdn ; frame relay bearer service ; service definition endorsement of the english version ets 300399 - 4 : 1998 as german standard 帧中继业务.第4部分:宽带综合业务数字网.帧中继承载