Packet-mode bearer services categories : Virtual call and permanent virtual circuit bearer service category
分组模式承载业务类别:虚拟呼叫和永久虚拟电路承载业务类别

1988-11-25

Multi-Rate Circuit-Mode Bearer Service for ISDN - Addendum to the Circuit-Mode Bearer Service Category Description
ISDN用多速率电路模式承载业务.电路模式承载业务类别说明附录

2014-06-01

Circuit-mode bearer service categories : Circuit-mode multiple-rate unrestricted 8 kHz structured bearer service
电路模式承载服务类别:电路模式多速率无限制8 kHz结构化承载服务

1992-08-04

Circuit-mode bearer service categories : Circuit-mode 1920 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载业务类别:电路模式1920 kbit/s无限制、8 kHz结构化承载业务

1996-07-19

Circuit-mode bearer service categories : Circuit-mode 1536 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载业务类别:电路模式1536 kbit/s无限制、8 kHz结构化承载业务

1996-07-19

Circuit-mode bearer service categories : Circuit-mode 384 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载业务类别:电路模式384 kbit/s无限制、8 kHz结构化承载业务

1996-07-19

Circuit-mode bearer service categories : Circuit-mode 64 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载业务类别:电路模式64kbit/s无限制、8kHz结构化承载业务

1988-11-25

Circuit-mode bearer service categories : Circuit-mode 64 kbit/s 8 kHz structured multi-use bearer service
电路模式承载业务类别:电路模式64 kbit/s 8 kHz结构化多用途承载业务

1993-03-12

Integrated Services Digital Network (ISDN) - Packet Mode Bearer Service Category Description (formerly T1.614-1991 (R2007) )
综合业务数字网（ISDN）.分组模式承载业务类别说明（原T1.614-1991（R2007））

1991-04-01

Circuit-mode bearer service categories : Circuit-mode 2 x 64 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载服务类别:电路模式2 x 64 kbit/s无限制、8 kHz结构化承载服务

1988-11-25

Circuit-mode bearer service categories : Circuit-mode, alternate speech / 64 kbit/s unrestricted, 8 kHz structured bearer service
电路模式承载业务类别:电路模式、备用语音/64kbit/s无限制、8kHz结构化承载业务

1988-11-25

Circuit-mode bearer service categories : Circuit-mode 64 kbit/s, 8 kHz structured bearer service usable for speech information transfer
电路模式承载业务类别:电路模式64kbit/s 8kHz结构化承载业务 可用于语音信息传输

1988-11-25

Circuit-mode bearer service categories : Circuit-mode 64 kbit/s, 8 kHz structured bearer service usable for 3.1 kHz audio information transfer
电路模式承载服务类别:电路模式64 kbit/s 8 kHz结构化承载服务 可用于3.1 kHz音频信息传输

1988-11-25

Digital Subscriber Signaling System No. 1 (DSS1) - Signaling Specification for the User Signaling Bearer Service
数字用户信令系统1号（DSS1）.用户信令承载业务的信令规范

2014-06-01

Integrated Services Digital Network (ISDN) - Circuit-Mode Bearer Service Category Description (formerly T1.620-1991 (R2007) )
综合业务数字网（ISDN）.电路模式承载业务类别说明（原T1.620-1991（R2007））

1991-12-01

Integrated Services Digital Network (ISDN) - Signaling Specification for X.25 Packet-Switched Bearer Service for Digital Subscriber Signaling System Number 1 (DSS1) (Terminal Initialization Procedures for Packet-Mode Data)
综合业务数字网（ISDN）.数字用户信号系统1号（DSS1）用X.25分组交换承载业务的信令规范（分组模式数据的终端初始化程序）

1992-06-01

Integrated Services Digital Network (ISDN); Amendment of the CCITT Recommendation X.31, case B Packet Mode Bearer Service (PMBS)
综合业务数字网（ISDN）；CCITT建议X.31案例B分组模式承载业务（PMBS）的修订

1994-11-01

Integrated Services Digital Network (ISDN); Circuit-mode multiple-rate unrestricted 8 kHz structured bearer service category; Service description
综合业务数字网（ISDN）；电路模式多速率无限制8kHz结构化承载业务类别；服务描述

1994-12-01

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
综合业务数字网（ISDN）-ISDN分组模式承载业务（PMBS）-由用户接入的D通道提供的ISDN虚拟呼叫（VC）和永久虚拟呼叫（PVC）承载业务；基本和初级利率；英文版ETS 300049:1997

1998-08-01

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the B-channel of the user access, basic and primary rate; English version ETS 300048:1997
综合业务数字网（ISDN）-ISDN分组模式承载业务（PMBS）-ISDN虚拟呼叫（VC）和永久虚拟呼叫（PVC）承载业务 由用户接入的B通道、基本速率和主要速率提供；英文版ETS 300048:1997

1998-08-01