基于公用电信网的宽带客户网关虚拟化 第6部分：虚拟企业网关功能技术要求
Virtualization of broadband customer gateway based on public telecommunication network-Part 6: Technical requirements for virtualized business gateway

2021-03-05

基于公用电信网的宽带客户网关虚拟化 第4部分:实体企业网关技术要求
Virtualization of broadband customer gateway based on public telecommunication network-Part 4:Technical requirements for physical business gateway

2021-03-05

基于公用电信网的宽带客户网关虚拟化 第4部分：实体企业网关技术要求
Broadband customer gateway virtualization based on public telecommunication network—Part 4:Technical requirements for physical business gateway

2021-10-11

基于公用电信网的宽带客户网关虚拟化 第6部分：虚拟企业网关功能技术要求
Broadband customer gateway virtualization based on public telecommunication network—Part 6: Technical requirements for virtualized business gateway

2021-10-11

Business Telecommunications (BT); Approval requirements for complex customer premises apparatus and installations connected to the Public ISDN (including principles for the application of the essential requirements to any apparatus)
商业电信（BT）；与公共ISDN连接的复杂客户场所设备和装置的批准要求（包括对任何设备应用基本要求的原则）

1991-09-01