ETSI PRETS 300 183-1991 标准详情
- 标准号:ETSI PRETS 300 183-1991
- 中文标题:综合业务数字网( ISDN ) ,电话会议附加( CONF )补充业务服务描述(T / NA1 ( 89 ) 25 )
- 英文标题:Integrated Services Digital Network (ISDN); Conference Call Add-on (CONF) Supplementary Service Service Description (T/NA1 (89)25)
- 标准类别:欧洲通信ETS,I-ETS,PRI-ETSETS
- 发布日期:1991-01-01