DS/ETS 300233-1994
综合业务数字网（ISDN）．ISDN主速率接入数字段
Integrated Services Digital Network (ISDN) - Access digital section for ISDN primary rate
- 标准号
- DS/ETS 300233-1994
- 发布日期
- 1994年07月27日
- 实施日期
- 1994年07月27日
- 废止日期
- 无
- 国际标准分类号
- 33.080
- 发布单位
- DK-DS
- 适用范围
- This ETS specifies the characteristics of an access digital section for Integrated Services Digital Network (ISDN) primary rate access between the user network interface (at the T reference point, defined in ETS 300 011 (1) and the local exchange (at the V 3 reference point, defined in CCITT Rec.Q512. The requirements of this ETS satisfy network performance requirements of CCITT Rec. G.821 A5E on error performance as well as G.801 and I.350 with regard to availability. This ETS does not specify the requirements of the digital trans-